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News Release 10-142

Gulf Oil Spill: NSF Awards Grant to Study Effects of Oil and Dispersants on Louisiana Salt Marsh Ecosystem

Researchers measuring impacts of short- and long-term exposure in extensive Gulf Coast marshes

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Photo of a Louisiana salt marsh.

NSF-funded scientists are studying the effect of oil and dispersants on Louisiana salt marshes.

Credit: NOAA


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Aerial photo showing the coast of Louisiana, which is lined with extensive salt marshes.

The coast of Louisiana is lined with extensive salt marshes whose foundation is two species of Spartina grass.

Credit: USGS


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Photo of salt marsh periwinkle snails.

The ubiquitous salt marsh periwinkle snail is among myriad animals that may be affected.

Credit: Annette Summers Engel, LSU


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Photo of ants on a stem of marsh grass.

Ants on a stem of marsh grass are but one species dependent on the salt marsh environment.

Credit: Xuan Chan, LSU


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Photo of a vial containing water used to investigate ecosystem health.

Researchers collect samples of bacteria for investigations of ecosystem health.

Credit: Annette Summers Engel, LSU


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Photo of scientists sampling oysters and other shellfish in a Gulf Coast salt marsh.

Scientists sample oysters and other shellfish in Gulf Coast salt marshes.

Credit: Annette Summers Engel, LSU


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Photo of salt marsh samples being collected before the oil arrived.

Salt marsh samples are shown being collected along the Gulf Coast before the oil arrived.

Credit: Annette Summers Engel, LSU


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