NOAA's Response and Restoration Blog

An inside look at the science of cleaning up and fixing the mess of marine pollution


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Ready for a Vacation on the Coast? Thank NOAA for Helping Keep it Clean

The San Miguel Natural Reserve in Puerto Rico is made up of 422 acres of protected coastal lands and was acquired to compensate the public after a barge ran aground, damaging coral and spilling oil. (NOAA)

The San Miguel Natural Reserve in Puerto Rico is made up of 422 acres of protected coastal lands and was acquired to compensate the public after a barge ran aground, damaging coral and spilling oil near San Juan in 1994. (NOAA)

Spending time at the beach is reported to be one of America’s favorite vacation memories [PDF]. So, when our coasts become polluted, the effects can seem both traumatic and personal: damaged habitats; dirtied water; injured birds, fish, wildlife, and plants; and blemished places where we boat, fish, and play. But thanks to NOAA’s Office of Response and Restoration, we help reverse these impacts—whether from an oil spill, toxic chemicals, or marine debris—through our scientific solutions for protecting and restoring our favorite natural places.

To celebrate National Travel and Tourism Week (May 4-12), we have gathered a few examples of the places you can visit that our office is helping protect and restore.

San Juan, Puerto Rico

Sandy beaches, swaying palm trees, and turquoise waters—Puerto Rico is the quintessential tropical vacation destination. Besides surfing, snorkeling, and swimming at its more than 270 miles of beaches, this Caribbean island offers jungle adventures, resort relaxation, and Spanish colonial history. But on an island only 110 miles long and 40 miles wide, the ocean is never far away.

On January 7, 1994, just before dawn, a barge the length of a football field plowed into the picturesque surf near San Juan, Puerto Rico. When it grounded, the Tank Barge Morris J. Berman damaged coral reefs and spilled 800,000 gallons of a thick, black fuel oil into the deep blue waters off Puerto Rico’s Atlantic coast. After the grounding, the barge continued to leak, spilling more than 85,000 gallons of oily water as it was towed offshore and scuttled (intentionally sunk) 23 miles northeast of San Juan. About 169 miles of ocean and bay shorelines were affected by the spilled oil, disrupting beachgoers, boaters, and sportfishers for up to three months in some areas. The oil also crept onto the shoreline of several historic sites, including San Juan National Historic Site, a National Park and UNESCO World Heritage Site. And in the end, nearly 111,000 square feet of coral reef were damaged from the grounded barge and subsequent response measures.

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NOAA’s Office of Response and Restoration was involved in a variety of activities from the start: forecasting the oil’s spread, performing aerial surveys of the spill, assessing impacted shorelines, and advising the Coast Guard on potential environmental impacts of sinking the leaking barge. Our involvement carried beyond spill cleanup and extended to evaluating and determining how the spill injured natural resources, which included people’s use of them. To compensate the public for the spill’s impacts, we helped implement a suite of projects focused on restoring damaged reefs, recreational beach use, and lost tourism at San Juan National Historic Site.

To begin restoring the coral ecosystems, NOAA and our partners built the Condado Coral Reef Trail, comprised of three underwater educational trails adjacent to a public beach. Along each trail, we placed ten pre-made artificial cement reefs, intended to establish similar reef habitat to that damaged by the barge grounding. This project wrapped up in the fall of 2008 and provides an incredible first-hand opportunity to learn about coral reefs and restoring natural resources in Puerto Rico.

San Francisco, California

According to the San Francisco Travel Association, more than 16.5 million visitors traveled to San Francisco, Calif., in 2012. Known as the “City by the Bay,” San Francisco is closely connected to its maritime heritage and marine resources. Fisherman’s Wharf is a popular northern waterfront area home to the city’s fleet of fishing boats, many of whose owners have been fishing there for three generations and bringing in the fresh seafood both locals and tourists savor. The Golden Gate Bridge, the city’s most iconic bridge, links San Francisco Bay to the Pacific Ocean and its bustling maritime commerce.

Point Bonita is in the foreground, looking across sheens of oil (lighter colored) from the Cosco Busan spill and eastward to Golden Gate Bridge and San Francisco Bay. (NOAA)

Point Bonita is in the foreground, looking across sheens of oil (lighter colored) from the Cosco Busan spill and eastward to Golden Gate
Bridge and San Francisco Bay. (NOAA)

But on the typically foggy morning of November 7, 2007, the 900-foot cargo ship Cosco Busan slammed against the San Francisco-Oakland Bay Bridge and caused one of the largest oil spills in the bay’s history. Scraping a 100-foot-long gash into the vessel’s side, the crash released 53,000 gallons of a thick fuel oil, which quickly dispersed into the surrounding waters and onto sensitive coastline both in the bay and along the outer coast. Similar to our efforts after the barge grounding in Puerto Rico, NOAA’s Office of Response and Restoration provided forecasts of the oil’s path, aerial oil surveys, oiled shoreline assessment, and other scientific support for the spill response.

In the foreground, the Bay Bridge tower that was hit by the M/V Cosco Busan, spilling oil into San Francisco Bay and the Pacific Ocean. November 9, 2007 (NOAA)

In the foreground, the Bay Bridge tower that was hit by the M/V Cosco Busan, spilling oil into San Francisco Bay and the Pacific Ocean. Photo: November 9, 2007 (NOAA)

NOAA and our partners determined that, as a result, the incident oiled more than 3,300 acres of shoreline habitat, killed an estimated 6,849 birds and thousands of herring, and lost an estimated 1,079,900 possible recreational days for individuals. In addition, it temporarily closed a dozen urban beaches [PDF], and even shoreline along Alcatraz Island, a National Park and home to the infamous prison, suffered heavy oiling after the spill. More than $30 million was awarded from the company responsible to restore injured birds, fish, eelgrass vegetation, habitat, and lost outdoor recreation.

The bulk of these funds (tentatively $18.8 million) is allocated for a slew of improvements benefiting Bay Area recreational activities, such as picnicking, hiking, surfing, kiteboarding, fishing, and boating. These projects will take place in the Golden Gate National Recreation Area, Point Reyes National Seashore, and other areas of the East Bay and San Mateo and Marin County. They range from improving beach and fishing access and enhancing trails and shorelines to repairing waterfront park infrastructure and supporting lifeguard and educational programs. Restoration is expected to begin in the summer of 2013, helping turn back the harmful effects of this oil spill on the City by the Bay.

Olympic Coast, Washington

A landscape view of the rugged Washington coast, with cleanup workers dismantling the dock and removing plastic foam to the right. Photo: March 18, 2013 (National Park Service/John Gussman)

A landscape view of the rugged Washington coast, with cleanup workers dismantling the dock and removing plastic foam to the right. Photo: March 18, 2013 (National Park Service/John Gussman)

Visitors flock each year to Washington’s breathtaking Olympic Peninsula to go hiking, camping, kayaking, and harvesting clams and oysters (just for starters). Driving the 350 miles along the Pacific Coast Scenic Byway, you can access an impressive amount of diversity along this state’s coast. From foggy sea stacks poking out of the Pacific Ocean to giant red cedars standing sentinel in old-growth forests to tide pools populated with vibrant orange and purple starfish, this coast abounds with natural wonders.

In December of 2012, however, a remote portion of the Olympic Coast received an unusual “visitor”: a 185 ton, 65-foot floating dock. Swept away from the Port of Misawa during Japan’s 2011 tsunami, it ended up beached within NOAA’s Olympic Coast National Marine Sanctuary and a designated wilderness portion of Olympic National Park. The dock was built out of plastic foam housed in steel-reinforced concrete, which had been damaged as changing tides and waves continued to shift the dock’s placement in the surf. A threat to the environment, visitors, and wildlife, its foam was escaping to the surrounding beach and waters, where it could have been eaten by the coast’s whales, seals, birds, and fish.

Staging the dock's plastic foam for transport, when it was transferred off the coast via helicopter. Photo: March 18, 2013 (National Park Service/John Gussman)

Staging the dock’s plastic foam for transport, when it was transferred off the coast via helicopter. Photo: March 18, 2013 (National Park Service/John Gussman)

According to the Washington Department of Ecology website, “the intertidal area of the Olympic Coast is home to the most diverse ecosystem of marine invertebrates and seaweeds on the west coast of North America … Leaving the dock in place could [have] result[ed] in the release of over 200 cubic yards of foam into federally protected waters and wilderness coast.”

Fortunately, in March 2013, the National Park Service and NOAA worked with a local salvage company to dismantle and remove this hazard to the coast, using both federal money and a generous donation from Japan to fund the project and ensuring the Olympic Coast’s visitors can enjoy its healthy habitats for years to come.

To learn more about NOAA’s work protecting the coastal places we love to visit, go to response.restoration.noaa.gov.


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Small Boat Confirmed as First Japan Tsunami Debris to Reach California

Examining the Japanese skiff that washed up near Crescent City, Calif., on April 7, 2013. This is the first verified item from the Japan tsunami to appear in California. (Redwood Coast Tsunami Working Group)

Examining the Japanese skiff that washed up near Crescent City, Calif., on April 7, 2013. This is the first verified item from the Japan tsunami to appear in California. (Redwood Coast Tsunami Working Group)

The Consulate General of Japan in San Francisco has confirmed to NOAA that a 20-foot-long skiff found near Crescent City, Calif., is the first verified piece of Japan tsunami debris to turn up in California. Crescent City, a coastal town surrounded by redwoods, is only a twenty-mile drive from Oregon down the iconic, coastal Highway 101.

Once the skiff was found, the U.S. Coast Guard and the local sheriff’s office worked quickly to remove it from the shoreline. Help translating the Japanese writing on it came from further down the coast, from staff at California’s Humboldt State University. They traced the skiff to Takata High School, located in Japan’s Iwate Prefecture, an area devastated by the March 2011 earthquake and tsunami. A teacher from the school reportedly identified the vessel as belonging to them, which the Japanese Consulate has now confirmed.

A close up of the boat's hull reveals the many small gooseneck barnacles, a common open-ocean species. (Redwood Coast Tsunami Working Group)

A close up of the boat’s hull reveals the many small gooseneck barnacles, a common open-ocean species. (Redwood Coast Tsunami Working Group)

To date, 26 other marine debris items with a confirmed connection to the 2011 tsunami have washed up in Oregon, Washington, Hawaii, Alaska, and Canada’s British Columbia.

And like so many of them, the small, flat-bottomed boat that washed up in California was thick with gooseneck barnacles, a common and widespread filter feeder that attaches itself to floating objects in the open ocean. While unusual-looking, these barnacles are not invasive and have a fascinating historical myth purporting that a type of goose developed from gooseneck barnacles because they had similar colors and shapes (a typical-if-faulty basis for classifying life in earlier eras).

However, the influx of sea creatures aboard tsunami marine debris also brings the concern that aquatic species hitching a ride to North America may make themselves at home, possibly to the detriment of marine life and commerce communities here in the United States.

A submerged compartment in the back of the Japanese boat that washed up in Long Beach, Wash., provided a refuge for five striped beakfish. (Washington Department of Fish and Wildlife/Allen Pleus)

A submerged compartment in the back of the Japanese boat that washed up in Long Beach, Wash., provided a refuge for five striped beakfish. (Washington Department of Fish and Wildlife/Allen Pleus)

This issue was highlighted in the unusual case of another small Japanese boat lost in the 2011 tsunami. The Sai-shou-maru came ashore near Long Beach, Wash., on March 22, 2013, but the inside of it looked like a miniature aquarium. Five live fish were swimming about in a submerged compartment at the back of the boat. They were striped beakfish, a species native to coral reefs mainly in Japanese waters, sometimes found in Hawaii, but certainly not in the cold waters of the Pacific Northwest coast.

According to the Washington State Department of Ecology website, “Besides the five striped beakfish found in the open well of the boat when it washed ashore, the Washington Department of Fish and Wildlife estimates 30 to 50 species of plants and animals were also on the Sai-shou-maru – including potential invasive species. State officials quickly removed the Sai-shou-maru from the beach and collected samples of potential invasive species including the fish, algae, anemones, crabs, marine worms and shellfish.”

However, most of the species arriving on marine debris are not invasive—even if they are hitchhikers.

Keep up with NOAA’s latest efforts surrounding the issue of Japan tsunami marine debris at http://marinedebris.noaa.gov/tsunamidebris/updates.html.


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The Oil Spill That Helped a South Carolina Community Transform an Abandoned Naval Golf Course Back into a Healthy Coastal Marsh

This Earth Day and every day, NOAA honors our planet by using cutting-edge science to understand Earth’s systems and keep its habitats and vital natural resources healthy and resilient. Learn more at http://www.noaa.gov/earthday.

Pelicans and dark, oiled marsh are visible in front of the container ship M/V Everreach, which spilled oil into the Cooper River and Charleston Harbor on September 30, 2002. (NOAA)

Pelicans and dark, oiled marsh are visible in front of the container ship M/V Everreach, which spilled oil into the Cooper River and Charleston Harbor on September 30, 2002. (NOAA)

Around 100,000 residents call North Charleston, S.C., home, and since 2000, more and more people have been flocking to this urban center that balances the benefits of a lively port city with the rich history and natural beauty of a southern coastal town. Yet this isn’t by coincidence. It’s by decision and design. The City of North Charleston actively promotes a prosperous and livable community, which includes restoring green spaces and opening public access to the hard-working waterfront.

This spring, NOAA (through our Damage Assessment, Remediation, and Restoration Program) and our fellow natural resource trustees supported that vision as we restored approximately 12 acres of salt marsh (coastal wetlands) and an additional acre of upland buffer area on Noisette Creek, a tributary of the Cooper River adjacent to the city’s scenic Riverfront Park. These efforts were part of a larger restoration plan to address the environmental and recreational impacts from an accidental oil spill in 2002.

Turning an Oil Spill into an Opportunity

An aerial view of the former Navy base and the Cooper River (foreground) looking up Noisette Creek, dating to approximately 2003. The area restored back to coastal wetlands appears on the left side of the creek.  The building at the point with a red roof was the former Naval Officers Club, which has been replaced by a city park at the point. The project site starts where the Officers Club parking lot ends and extends to the first road crossing the creek. (The Noisette Company/Jim Augustin)

An aerial view of the former Navy base and the Cooper River (foreground) looking up Noisette Creek, dating to approximately 2003. The area restored back to coastal wetlands appears on the left side of the creek. The building at the point with a red roof was the former Naval Officers Club, which has been replaced by a city park at the point. The project site starts where the Officers Club parking lot ends and extends to the first road crossing the creek. (The Noisette Company/Jim Augustin)

At the end of September in 2002, as the container ship M/V Everreach pulled away from North Charleston for its next destination, approximately 12,500 gallons of oil spilled out of it and into the waters of the Cooper River and Charleston Harbor.

The oil was seen over some 30 miles of shoreline and sediments, including tidal flats, fringing marshes, intertidal oyster reefs, sandy beaches, and manmade structures (e.g., docks, piers, bulkheads). Most of the oil concentrated in the vicinity of the North Charleston Terminal on the Cooper River and old Navy base piers and docks.

This spill impacted pelicans and shorebirds, closed a shellfish bed operation, and temporarily disrupted recreational shrimp-baiting in local waters.

The state and federal agencies charged with preserving the area’s public natural resources—NOAA, U.S. Fish and Wildlife Service, South Carolina Department of Health and Environmental Control, and South Carolina Department of Natural Resources—worked cooperatively with the ship’s owner, Evergreen International, to determine the resulting environmental injury and resolve legal claims for natural resource damages.

From Marsh to Golf Course and Back Again

After carefully assessing the impacts, we the natural resource trustees worked with North Charleston’s property owners, developers, and local officials to restore a marsh-turned-naval golf course back into a functioning wetland that could support birds, fish, invertebrates, and vegetation.

As part of a restoration project after the 2002 M/V Everreach oil spill, NOAA and our partners constructed a network of tidal creeks along Noisette Creek in North Charleston, S.C. (NOAA/Restoration Center/Howard Schnabolk)

As part of a restoration project after the 2002 M/V Everreach oil spill, NOAA and our partners have just finished constructing a network of tidal creeks along Noisette Creek in North Charleston, S.C. (NOAA/Restoration Center/Howard Schnabolk)

Back in 1901, decades before North Charleston became its own city, the City of Charleston provided riverfront land to the U.S. Navy to develop a naval base. This also involved converting a marsh on the base into a golf course. The former Navy golf course along Noisette Creek in North Charleston was used until the base closed in 1996 and the property was transferred back to the City of North Charleston with a small portion owned by the Noisette Company. In 2002, the city and Noisette Company began arrangements and planning for the Noisette Preserve, a 135 acre “recreation and nature preserve at the heart of the redevelopment, located around Noisette Creek and its marshes, creeks and inlets” [Final Restoration Plan and Environmental Assessment, PDF]

A newly established inlet in the Noisette Creek Preserve, looking towards the interior of the restored marsh. (NOAA/Restoration Center/Howard Schnabolk)

A newly established inlet in the Noisette Creek Preserve, looking towards the interior of the restored marsh. (NOAA/Restoration Center/Howard Schnabolk)

To increase the tidal exchange and drainage needed to restore this area to a salt marsh, the project required removing a berm in two areas along Noisette Creek and constructing a network of tidal creeks throughout the property, which also provides access for recreational paddlers. Roads, drainage tiles, rip-rap, and other sources of debris were removed during the process as well.

As a result, the public will be able to enjoy a beautiful living shoreline which supports the surrounding area’s ecological services and ultimately benefits activities like boating, fishing, shellfish harvest, and shrimp baiting.

Supporting Green Communities

In cooperation with Evergreen International, we will monitor the wetland enhancements over the next five years to ensure the project achieves the desired ecological improvements. This project, the first of the planned restoration completed for the Noisette Creek Preserve, has created momentum and excitement for several similar projects slated for this small urban watershed. By aligning these restoration efforts with the larger goals for the City of North Charleston’s smart and sustainable growth, we and our partners have been able to build stronger, greener coastal communities and support a thriving local economy—a success for both the environment and the people of North Charleston.

Readers, how are you supporting resilient and sustainable coastal communities near you this Earth Day (and every day)?


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Japanese Dock Lost in 2011 Tsunami Removed from Washington’s Olympic Coast

March 19, 2013 -- Workers dismantling the dock from Misawa, Japan, which washed up on Washington's Olympic Coast. (National Park Service/John Gussman)

March 19, 2013 — Workers dismantling the dock from Misawa, Japan, which washed up on Washington’s Olympic Coast in December of 2012. (National Park Service/John Gussman)

A large Japanese dock swept across the Pacific Ocean after the March 2011 tsunami has now been removed from Washington’s Olympic Coast. Cleanup workers from the Washington-based contractor, The Undersea Company, carried off the last of the now-deconstructed dock’s concrete and plastic foam from the beach where it washed ashore.

Removal work, which occurred inside Olympic National Park and NOAA’s Olympic Coast National Marine Sanctuary, began on March 17 and concluded March 25, 2013. You can watch a time-lapse video of the dock’s removal (and related videos):

“This operation was challenging—imagine opening up a 185-ton concrete package filled with foam packing peanuts while standing near a helicopter on an extremely remote coastline,” said John Nesset, president and C.E.O. of The Undersea Company, in a NOAA press release.

March 19, 2013 -- Crews remove foam blocks from a cut-open section of the Japanese floating dock, which beached inside both a national park and national marine sanctuary. (National Park Service/John Gussman)

March 19, 2013 — Crews remove foam blocks from a cut-open section of the Japanese floating dock, which beached inside both a national park and national marine sanctuary. (National Park Service/John Gussman)

The dock, weighing 185 tons and measuring 65 feet in length, initially stranded on the Washington coast last December after it and two other docks were torn away from the Port of Misawa, Japan, during the Great East Japan Earthquake of March 11, 2011.

In previous posts, NOAA mentioned that this dock and the one found near Newport, Ore., in June of 2012 were among four docks washed away from Misawa—but we are told that only three docks left the port. The Consulate-General of Japan has alerted us that “earlier news reports erroneously stated that a fourth dock was located on an island in Japan.”

The NOAA Marine Debris Blog expands further on the whereabouts of the docks:

“According to the Consulate-General of Japan, three of the four floating docks located at the Misawa Fishing Port washed away when the tsunami struck. Fishermen reportedly spotted the third missing dock floating near Oahu, north of Molokai, in Hawaii in September. It has not been located since.”

An interesting aspect is that these three docks were wrenched away from the same port in Japan at the same time during the tsunami in March of 2011. Yet, as NOAA oceanographers know quite well, predicting where the Pacific Ocean’s currents and winds might carry and eventually deposit them (and when) is a tricky task.

March 18, 2013 -- The remoteness of the location where the Japanese dock beached required a helicopter to lift loads of foam taken out of the inside of the deconstructed dock. (National Park Service/John Gussman)

March 18, 2013 — The remoteness of the location where the Japanese dock beached required a helicopter to lift loads of foam taken out of the inside of the deconstructed dock. (National Park Service/John Gussman)

So far, “one washed up on Oregon’s coast last summer, and a second beached along Washington’s coastline in December,” pointed out Asma Mahdi of the NOAA Marine Debris Program. “Two identical debris pieces that left Japan’s coast at the same time made the journey across the Pacific, but they ended up on the U.S. West Coast six months apart and in very different locations. How can we predict where marine debris will end up?”

You can gather some insight into these complexities in the latest Diving Deeper podcast from the National Ocean Service.

Sherry Lippiatt, the NOAA Marine Debris Program’s California Regional Coordinator, discusses how objects in the ocean are navigating a dynamic environment, which can affect everything from a plastic bottle to a floating dock.

Listen to the podcast here:



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For Submerged Oil Pollution in Western Gulf of Mexico, Restoration Is Coming After 2005 DBL 152 Oil Spill

By Sandra Arismendez, Regional Resource Coordinator for the Office of Response and Restoration’s Assessment and Restoration Division.

Imagine trying to describe the state of 45,000 acres of habitat on the ocean bottom—an area the size of over 34,000 football fields. And you have to do it without four of your five senses. You can’t touch it. You can’t taste it. You can’t smell it. You can’t hear it. Sometimes you can barely see a few inches in front of your scuba mask as you swim 60 feet below the surface in the murky waters of the Gulf of Mexico. But that was the task NOAA scientists faced seven years ago in the wake of a large offshore oil spill in the western Gulf of Mexico.

The DBL 152, shown here on November 13, 2005 shortly before capsizing, ended up discharging nearly 2 million gallons of a thick slurry oil, which sank to the floor of the Gulf of Mexico. (ENTRIX)

The DBL 152, shown here on November 13, 2005 shortly before capsizing, ended up discharging nearly 2 million gallons of a thick slurry oil, which sank to the floor of the Gulf of Mexico. (ENTRIX)

An Oily-Fated Journey

The oil was released from tank barge (T/B) DBL 152 as it was traveling from Houston, Texas, to Tampa, Fla., in November 2005.  While in transit, the barge struck the submerged remains of a pipeline service platform that collapsed a few months earlier during Hurricane Rita. The double-hulled barge was carrying approximately 5 million gallons of slurry oil, a type of oil denser than seawater, which meant as the thick oil poured out of the barge, it sank to the seafloor.

Heavy chains dragged absorbent material along the seafloor in the Gulf of Mexico in order to detect submerged oil. (ENTRIX, 11/19/2005)

Heavy chains dragged absorbent material along the seafloor in the Gulf of Mexico in order to detect submerged oil. (ENTRIX, 11/19/2005)

Eventually, the barge’s tug was able to tow it toward shore, hoping to ground and stabilize it in shallower waters. However, the barge grounded unexpectedly 30 miles from shore, releasing more oil and eventually capsizing. Approximately 1.9 million gallons of oil drained into the open waters of the Gulf of Mexico. To find, track, and clean up the oil in these cloudy waters, oil spill responders used information from divers, remotely operated vehicles (ROVs), and oil trajectory models. Executing this process over such a large area of the seafloor took more than a year. While divers were able to recover an estimated 98,910 gallons of oil, some 1.8 million gallons more remained unrecovered.

NOAA’s Damage Assessment, Remediation, and Restoration Program (DARRP) provides the unique scientific and technical expertise to assess and restore natural resources injured by oil spills like the DBL 152 incident as well as releases of hazardous substances and vessel groundings.  For more than 20 years, DARRP has worked cooperatively with other federal, tribal, and state co-trustees and responsible parties to assess the injuries and reverse the effects of contamination to our marine resources, including fish, marine mammals, wetlands, reefs, and other ocean and coastal habitats.

Oil Spill Sentinels in the Open Sea

So what happened to the other 1.8 million gallons of oil which were not feasible to clean up? Initially, the oil sank to the ocean bottom, creating a “footprint” of the impacted area.

Crab pot sentinels used to detect submerged oil on the seafloor in the Gulf of Mexico. (ENTRIX, Dec. 3, 2005)

Crab pot sentinels used to detect submerged oil on the seafloor in the Gulf of Mexico. (ENTRIX, Dec. 3, 2005)

Immediately following the spill, NOAA, the U.S. Coast Guard, Texas state trustees, and the responsible party worked together to assess impacts to natural resources and habitats affected by the spill. Scientists collected and analyzed oil samples, bottom-dwelling animals living in the sediments, and samples of sediments and water taken in the oiled areas. In particular, creatures on the seafloor were at risk of being smothered or contaminated by the dense oil as it sank to the bottom.

As you might expect, assessing injuries to an area of the open ocean covering 34,000 football fields is no easy task, especially considering how difficult it is to detect the oily culprit itself. Because we couldn’t always see the submerged oil over such a large area, oil-absorbing pads were dragged systematically across miles of ocean to locate patches of oil. Underwater sorbent “sentinels,” oil-absorbing tools used to detect oil, also were placed and monitored strategically in the predicted path of the spilled oil to tell us if the footprint of the remaining oil at the ocean bottom was relatively stationary, and if not, in what general direction it was moving. Monitoring revealed the oiled area was moving and dissipating over time as it weathered due to exposure to physical forces such as currents.

The environmental assessment showed that fish and organisms living on or near the ocean floor (such as worms, clams, and crabs) were injured by the oil that sank to the bottom of the Gulf of Mexico. That submerged oil impacted approximately 45,000 acres of ocean floor. However, much of this area recovered over time as the oil naturally dissipated and weathering broke it up.

A Path Forward

Submerged oil from Tank Barge DBL 152 on the seafloor in the Gulf of Mexico. (EXTRIX, December 2005)

Submerged oil from Tank Barge DBL 152 on the seafloor in the Gulf of Mexico. (EXTRIX, December 2005)

In March 2013, NOAA released the Damage Assessment and Restoration Plan [PDF] for the DBL 152 incident, which demonstrates that restoration is possible for this oil spill. The plan outlines injuries to natural resources and proposes a restoration project to implement estuarine shoreline protection and salt marsh creation at the Texas Chenier Plain National Wildlife Refuge Complex in Galveston Bay, Texas. The preferred shoreline protection and marsh restoration project proposed in the draft plan is designed to replenish the natural resources lost due to the oiling during the period both when they were injured and while they recovered.

Public comments can be submitted through April 15, 2013 by mailing written comments to: 

NOAA, Office of General Counsel, Natural Resources Section
Attn: Chris Plaisted
501 W. Ocean Blvd., Suite 4470
Long Beach, CA 90802

Or submitting comments electronically at www.regulations.gov (Docket I.D.:  NOAA-NMFS-2013-0034).

Following the close of the public comment period, NOAA will consider any comments and release a Final Restoration Plan. This comment period is the last step before restoration projects are selected and funding is sought from the Oil Spill Liability Trust Fund for implementation.

Since the party responsible for the oil spill reached its legal limit of liability and is not obligated to pay further liabilities by law, NOAA will submit a claim to the National Pollution Funds Center (NPFC), administered by the U.S. Coast Guard, to cover the cost of enacting the needed environmental restoration. The Pollution Funds Center serves as a safety net to help cover the costs of reclaiming our nation’s invaluable natural resources following these types of events.

Sandra Arismendez

Sandra Arismendez

Sandra Arismendez is a coastal ecologist and Regional Resource Coordinator for the Gulf of Mexico in the Assessment and Restoration Division of NOAA’s Office of Response and Restoration.


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Two Years after Japan Tsunami, Beached Dock to be Removed from Washington’s Olympic Coast

Swept away during the Japan tsunami of March 11, 2011, the steel, concrete, and foam dock beached at Olympic National Park, Wash., nearly two years later. (National Park Service)

Swept away during the Japan tsunami of March 11, 2011, the steel, concrete, and foam dock beached at Olympic National Park, Wash., nearly two years later. (National Park Service)

Two years after the devastating 9.0 earthquake and tsunami struck Japan, removal work is slated to begin for the 65-foot Japanese dock which washed ashore in a remote area of Washington state. The Government of Japan eventually confirmed the dock had been swept away from Misawa, Japan, during the 2011 tsunami. On December 18, 2012, the dock beached along the boundaries of Olympic National Park and NOAA’s Olympic Coast National Marine Sanctuary in Washington state.

Planning the Removal

NOAA has contracted a local salvage company in Washington to complete the removal efforts by early April. The contracted company will work with the Sanctuary, Park Service, and local partners in Washington to remove the dock by helicopter after dismantling it on site. This was determined to be the safest and most efficient method for removal.

Weighing approximately 185 tons, the dock is 65 feet long, 20 feet wide, and 7.5 feet tall. Most of the dock’s volume is Styrofoam-type material encased in steel-reinforced concrete. According to the Washington State Department of Ecology’s website, “The concrete has already been damaged, exposing rebar and releasing foam into the ocean and onto the beach where it can potentially be ingested by fish, birds, and marine mammals. Leaving the dock in place could result in the release of over 200 cubic yards of foam into federally protected waters and wilderness coast.”

The cost of removing the dock is being covered by NOAA’s Office of National Marine Sanctuaries, the National Park Service, and part of the $5 million fund Japan gifted to the U.S. for tsunami debris cleanup. NOAA’s Office of Response and Restoration oceanographers successfully modeled the approximate grounding location of the dock after initially being spotted by the U.S. Coast Guard in December of 2012.

Remembering a Tragedy

Beginning on March 11, 2011, the earthquake and resulting tsunami along Japan’s eastern coast claimed nearly 16,000 lives, injured 6,000, and destroyed or damaged countless buildings. As a result of the disaster, NOAA expects a portion of the debris that the tsunami washed into the ocean, such as this floating dock, to reach U.S. and Canadian shores over the next several years.

Find more information about Japan tsunami marine debris in this NOAA video and infographic, as well as at the NOAA Marine Debris Program website.


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How to Handle (or Not) Hazardous Marine Debris

This is a post by Nir Barnea, Washington and Oregon Marine Debris Regional Coordinator for NOAA’s Office of Response and Restoration.

Marine debris, the perennial, insidious, problem that affects oceans and coasts worldwide, has been impacting U.S. beaches for many years. After the massive tsunami struck the north eastern coast of Japan on March 11, 2011, inflicting tragic loss of human life and massive damage, a variety of items washed out to sea as the water receded. Some debris remained floating, drifting long distances by ocean currents and winds. This influx of marine debris, adding to an already existing problem, has attracted media attention as well as volunteers, who selflessly dedicate their time and energy to clean the beaches they love, picking up and recycling or disposing of plastic bottles and Styrofoam, fishing lines and floats, packaging of all sorts, and other types of debris. Their work is both welcome and appreciated. It is thanks to the thousands of volunteers that marine debris along the U.S. coastline is removed.

But, how can you tell what debris is safe to clean up? Among the thousands of debris items that wash ashore everyday, some can be hazardous.

An obvious example is large oil drums. They can contain flammable or toxic material, should be left alone, not handled or removed, and reported to proper authorities right away.  However, less obvious items, such as plastic boxes or bags with unusual symbols should be handled similarly. Medical waste, for instance, can come in small boxes or packages. A fine-looking glass jar may contain toxic material, and explosive devices may come in different shape and packaging. Often (but not always) hazardous materials are labeled.

Watch out for these specific hazard symbols and labels:

  • Look for the hazard symbols and labels, and don’t touch any item that displays these or similar labels.
  • Don’t pick up or handle any item that you are not sure about.
  • Don’t open bottles, jars, and boxes that could contain hazardous material.
  • Mark the location, warn others, take photos, and call proper authorities, providing exact location description and photos.

The bottom line: Do your part and clean up the beach from marine debris, but be smart and aware of hazardous debris. No debris is worth getting hurt over.

For more information about handling debris, check out our website: http://marinedebris.noaa.gov/tsunamidebris/debris_handling.html

Originally posted on the NOAA Marine Debris Blog.


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NOAA Heritage Week 2013

 The NOAA Coast and Geodetic Survey Steamer PATTERSON.

NOAA’s heritage stretches back far: The NOAA Coast and Geodetic Survey Steamer PATTERSON was in service on the Pacific Ocean from 1884-1919. It’s shown here in Wailuku, Hawaii, in 1913. (NOAA)

It’s NOAA Heritage Week: Explore your world and learn how NOAA—the National Oceanic and Atmospheric Administration—takes the pulse of the planet every day and protects and manages ocean and coastal resources.

The week of Feb. 4, NOAA is hosting a series of free lunchtime presentations at the Gateway to NOAA exhibit on a variety of timely topics. It started with ocean acidification’s effects on oysters and ends Friday with microscopic images of ocean life. Gateway to NOAA is located at 1325 East-West Highway in Silver Spring, Maryland.

NOAA Heritage Week Open House in Maryland

Join us on NOAA’s Silver Spring, Maryland, campus on Saturday, Feb. 9 from 9 a.m. to 4 p.m. for free activities, including engaging talks by NOAA experts, interactive exhibits, special tours, and hands-on activities for ages 5 and up.

Meet and talk with scientists, weather forecasters, hurricane hunter pilots, and others who work to understand our environment, protect life and property, and conserve and protect natural resources. Look forward to making origami whales, viewing seahorse X-rays, building an ocean buoy, or getting “shocked” learning about lightning safety with NOAA.

Visit www.noaa.gov/openhouse for details. Adults, please bring a photo ID to enter this federal facility.

Protecting America’s Heritage

In communities across America, NOAA is preserving the nation’s heritage. For example, NOAA promotes the message that our heritage resources belong to everyone, and that we all have a role to play in preserving them for future generations. NOAA’s Florida Keys National Marine Sanctuary offers a Web-based shipwreck trail that highlights the region’s rich maritime history and encourages the public to visit the Keys and dive the trail’s nine carefully chosen, mapped, and interpreted sites. Learn more at http://preserveamerica.noaa.gov/welcome.html.


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Digging for Data at the Alaska Marine Science Symposium

This is a post by NOAA Environmental Scientist Dr. Amy Merten.

View of Kruzof Island, Sitka Sound, Alaska.

The ShoreZone project photographs, maps, and collects information about Pacific Northwest shorelines, like in this view of Kruzof Island, Sitka Sound, Alaska. (NOAA Fisheries)

As Chief of the Spatial Data Branch in NOAA’s Office of Response and Restoration, my focus is all about data. In particular, that means figuring out how to access data related to oil spills: the type of information useful for planning before a spill and for the response, environmental injury assessment, and restoration after a spill. Once we get that data, which often comes from other science agencies, universities, and industry, we can then ingest it into Arctic ERMA®, NOAA’s online mapping tool for environmental disaster data. While at the Alaska Marine Science Symposium this week, I have spent much of my time working with experts who provide and manage that kind of data.

For example, the Alaska Ocean Observing System (AOOS) provides real-time and historical coastal data to multiple stakeholders, including NOAA for Arctic ERMA. AOOS is also the host for the newly signed data-sharing agreement [PDF] between NOAA and three oil companies (Shell, ConocoPhillips, and StatOil). These companies have agreed to share the physical oceanographic, geological, and biological data they have been collecting near areas of Arctic offshore oil and gas activities since 2009. This is an unprecedented amount of data that the industry now is sharing with the federal government and the public. The data are available at www.aoos.org.

A view of Anchorage from the Alaska Marine Science Symposium.

A view of Anchorage from the Alaska Marine Science Symposium. (NOAA)

My colleague and our Arctic ERMA geographic information system (GIS) expert, Zach Winters-Staszak, attended the Arctic Mapping Workshop sponsored by our partners at the University of Alaska Fairbanks GINA program. Their geographic information network gives us access to high-resolution base maps, imagery, high frequency radar, ice radar, webcams, and more.  Zach learned about new data sets and new ways for pulling high impact data into Arctic ERMA.

Another helpful information source I learned more about was NOAA’s ShoreZone project.  ShoreZone [PDF] is a popular Pacific Northwest dataset of high-resolution aerial videos and photographs of the shoreline in Alaska, British Columbia, Washington, and Oregon at extreme low tide. The photos and videos are augmented with habitat classifications of the different zones along the shoreline, such as salt marsh or kelp beds. We already pull in ShoreZone data layers into our Arctic and Pacific Northwest ERMA sites.

These data are valuable for preparedness and response to oil spills and for understanding places where oil and marine debris may accumulate naturally. It’s especially useful for understanding what the shoreline might look like before going out to survey for signs of oil or marine debris accumulation. It can help you decide how you’re going to access the shore (boat, helicopter, on foot) and what you might expect to find. ShoreZone surveyed the Kotzebue and North Slope regions of the Alaskan Arctic this past summer, which we’re excited to draw into Arctic ERMA when they are available.

Read more about Arctic ERMA and our plans for this environmental data tool.

Amy Merten with kids from Kivalina, Alaska.

Dr. Amy Merten is pictured here with children from the Alaskan village of Kivalina. She was in Alaska for an oil spill workshop in the village of Kotzebue.

Amy Merten is the Spatial Data Branch Chief in NOAA’s Office of Response and Restoration. Amy developed the concept for the online mapping tool ERMA (Environmental Response Mapping Application). ERMA was developed in collaboration with the University of New Hampshire. She expanded the ERMA team at NOAA to fill response and natural resource trustee responsibilities during the 2010 Deepwater Horizon/BP oil spill. Amy oversees data management of the resulting oil spill damage assessment. She received her doctorate and master’s degrees from the University of Maryland.


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Japan Confirms Dock on Washington Coast Is Tsunami Marine Debris

A worker uses a 30% bleach spray to decontaminate the Japanese dock which made landfall on Washington’s Olympic Peninsula in December 2012.

January 3, 2013 — A worker uses a 30% bleach spray to decontaminate and reduce the spread of possible marine invasive species on the Japanese dock which made landfall on Washington’s Olympic Peninsula in December 2012. (Washington Department of Fish and Wildlife/Allen Pleus)

The Japanese Consulate has confirmed that a 65-foot, concrete-and-foam dock that washed ashore in Washington’s Olympic National Park in late December 2012 is in fact one of three* docks from the fishing port of Misawa, Japan. These docks were swept out to sea during the earthquake and tsunami off of Japan in March 2011, and this is the second dock to be located. The first dock appeared on Agate Beach near Newport, Ore., in June 2012.

Using our trajectory forecast model, NOAA’s Office of Response and Restoration helped predict the approximate location of the dock after an initial sighting reported it to be floating somewhere off of Washington’s Olympic Peninsula. When the dock finally came aground, it ended up both inside the bounds of NOAA’s Olympic Coast National Marine Sanctuary and a designated wilderness portion of Olympic National Park.

Japanese tsunami dock located on beach within Olympic National Park and National Marine Sanctuary.

In order to minimize damage to the coastline and marine habitat, federal agencies are moving forward with plans to remove the dock. In addition to being located within a designated wilderness portion of Olympic National Park, the dock is also within NOAA’s Olympic Coast National Marine Sanctuary and adjacent to the Washington Islands National Wildlife Refuge Complex. (National Park Service)

According to the Washington State Department of Ecology, representatives from Olympic National Park, Washington State Department of Fish and Wildlife, and Washington Sea Grant Program have ventured out to the dock by land several times to examine, take samples, and clean the large structure.

Initial results from laboratory testing have identified 30-50 plant and animal species on the dock that are native to Japan but not the United States, including species of algae, seaweed, mussels, and barnacles.

In addition to scraping more than 400 pounds of organic material from the dock, the team washed its heavy side bumpers and the entire exterior structure with a diluted bleach solution to further decontaminate it, a method approved by the National Park Service and Olympic Coast National Marine Sanctuary.

Government representatives are examining possible options for removing the 185-ton dock from this remote and ecologically diverse coastal area.

Look for more information and updates on Japan tsunami marine debris at http://marinedebris.noaa.gov/tsunamidebris/.

*[UPDATE 4/5/2013: This story originally stated that four docks were missing from Misawa, Japan and that "the first dock was recovered shortly afterward on a nearby Japanese island." We now know only three docks were swept from Misawa in the 2011 tsunami and none of them were found on a Japanese island.]

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