A war over water among Georgia, Alabama, and Florida has put Florida -- and Apalachicola Bay's oyster industry -- into ecological crisis.

"Dozens of crabs, three small sharks and scores of fish thump on the slippery deck of the fishing boat True Prosperity as captain Shohei Yaoita lands his latest haul, another catch headed not for the dinner table but for radioactive testing."

"The first comprehensive study of rivers and streams in California has found that sport fish in the Sacramento-San Joaquin Delta watershed have higher concentrations of mercury and PCBs than anywhere else in the state."

"PARIS — The European Union on Thursday agreed to an overhaul of the region's fisheries policy, a deal intended to make commercial fishing more sustainable."

"Updated federal advice on mercury levels in fish appears to have stalled within the U.S. department of health, frustrating scientists and advocacy groups who argue that exposure to mercury may be dangerous at lower levels than previously thought."

"Fish and other sea life have been moving toward Earth’s poles in search of cooler waters, part of a worldwide, decades-long migration documented for the first time by a study released Wednesday."

"EWELL, Md. -- Superstorm Sandy barely laid a glove on Smith Island last fall, to hear residents tell it. Though storm-driven flooding damaged hundreds of homes in Crisfield and the rest of Somerset County, only a couple islanders got any water in their homes from the surging Chesapeake Bay."

"RALEIGH — Fish in one of North Carolina’s largest watersheds are more polluted by an industrial contaminant than previously reported, and state health officials have failed to expand warnings against eating PCB-contaminated fish, according to a new study."

"WARM SPRINGS, Ore. — The sky was not exactly dark in a blotting-out-the-sun sense, but the salmon flies were certainly thick above central Oregon’s Lower Deschutes River. Thousands of female specimens circled 30 feet above the water’s surface, preparing to descend and drop their eggs. Occasionally, a bug would spiral slowly down to the river, flutter awkwardly on the surface, then disappear in a sudden splash."

"One of the two dams on the Elwha River has been completely removed and there are about 50 feet of the remaining Glines Canyon dam left. Already so much sediment has been released that its clogged up and shut down one of the water treatment plants in nearby Port Angeles, temporarily halting the largest dam removal project in U.S. history."