The South Florida nesting population, the largest, has declined by 50% in the last decade, according to Elizabeth Griffin, a marine biologist with the environmental group Oceana.

据环保组织 Oceana 的海洋生物学家格里芬说，过去10年里，数量最多的南佛罗里达海龟数量减少了50%。

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But John Hocevar, a Marine biologist with the environmental group Greenpeace, says most of the oil is still in the Gulf.

但是，环保团体绿色和平组织的海洋生物学家John Hocevar表示，大部分漏油仍然在墨西哥湾。

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Their mother's squawks competed with the din of morning-rush bridge traffic as Chris Nadareski, a wildlife biologist with the New York City Department of Environmental Protection, gently lifted the fluffy chicks out of their nesting box and used pliers to fasten metal bands around their legs.

WSJ: 4 falcon chicks living on NY-NJ bridge are banded

One reason it's taken so long is that people can't see that the oceans are filling up, said Sandra Whitehouse, a marine biologist and senior adviser at the Ocean Conservancy, an environmental group.

CNN: Governments trying to reel in 'ocean sprawl'