"As California faces a historic drought, a U.S. appeals court on Thursday sided with federal wildlife regulators who had recommended that the state reduce exports of water from north to south California in order to protect a finger-sized fish, the threatened Delta smelt."

"Wildlife officials weigh plan to transport fish from state’s biggest hatchery to sea rather than risk mass deaths during migration."

"More ominous news on the Asian carp invasion front: Asian carp eggs were recently found in the Upper Mississippi River near Lynxville, Wis., about 20 miles south of the Minnesota border."

"SEATTLE — Federal environmental regulators, citing risks to water quality and salmon spawning grounds in one of the world’s richest fisheries, moved on Friday to block the development of a giant open-pit copper mine in the watershed of Bristol Bay in southwest Alaska."

"Ten million scallops that have died in the waters near Qualicum Beach due to rising ocean acidity are the latest victims in a series of marine die-offs that have plagued the West Coast for a decade."

"But consumers didn’t learn about the ‘hazardous’ levels until a state agency closed the fishing area."

"CHICAGO — It might be back to the drawing board for the U.S. Army Corps of Engineers' sweeping proposal to spend billions of dollars and 25 years to block an Asian carp invasion of the Great Lakes."

"North Carolina's top environmental official says he briefed Gov. Pat McCrory about a negotiated settlement with Duke Energy that would have fined the $50 billion corporation $99,000 to resolve violations for groundwater contamination leaching from two huge coal ash dumps."

"SEATTLE -- Washington state fishery managers unveiled surprisingly large Columbia River chinook forecasts Friday, yet another indication that there could be a landmark return of nearly 3 million chinook and coho."

"The drought has obstructed the migratory journeys of many coho salmon on California's North and Central Coast, putting them in immediate danger."