"U.S. health regulators are facing a lawsuit from a coalition of environmental organizations seeking to overturn the government's landmark approval of a type of genetically engineered salmon to be farmed for human consumption."

"Blame it on the mass of water known as "the Blob”—four-plus degrees Fahrenheit, warmer-than-normal, nutrient-poor ocean waters hugging the Pacific coast—or on El Niño, habitat destruction or toxic runoff. Whatever the cause of dwindling coho salmon runs, the effect on western Washington tribal fishing nations can be summed up in one word: disastrous."

"Efforts to restore Atlantic salmon to the Connecticut River watershed have been largely unsuccessful. The once abundant fish are now rare. But recently Steve Gephard, supervising fisheries biologist with Connecticut’s Department of Energy and Environmental Projection, found evidence of wild salmon spawning in a Connecticut river."

"The United States on Tuesday announced that tougher rules for labeling Mexican tuna imports as "dolphin-safe" would be expanded to the rest of the world in a bid to end a long-running trade dispute with Mexico."

"Nearly one in five acres of Maryland farmland has enough phosphorus in its soil to potentially threaten local waterways and the Chesapeake Bay, according to new state data released Monday."

"Levels of hazardous flame retardants in most Great Lakes fish are declining – or at least researchers thought they were. But a new study shows that this isn’t the case for Lake Erie smallmouth bass, an important game fish. And the contaminated fish threatens the health of some of those who eat them."

"A deadly algal bloom has hit the world's second biggest salmon exporter, Chile, where nearly 23 million fish have already died and the economic impact from lost production is seen soaring to $800 million, industry and government sources told Reuters."

"Federal officials are preparing to enforce an 86-year-old ban on importing goods made by children or slaves under new provisions of a law signed by President Barack Obama."

"Biologists discover first salmon spawning since Revolutionary War, drawing new attention to canceled restoration program".

"Researchers led by Florida State scientist counter widely quoted 2007 study linking shark declines to an explosion in rays, which then devoured oysters, clams and scallops."