"GRANTS PASS, Ore. -- A federal report says removing four hydroelectric dams on the Klamath River in Oregon and California and restoring ecosystems will produce a big increase in salmon harvests and boost farm revenues."

"When red knots descend on the beaches of Delaware Bay this spring famished from their marathon flight toward the Canadian Arctic from the tip of South America, the rosy-breasted shorebirds may find slim pickings instead of the feast of horseshoe crab eggs they count on to fuel the rest of their migration."

"Believe it or not, there’s a Chesapeake Bay fish in even worse shape than the recovering striped bass, the troubled blue crab and even the imperiled bay oyster. The Atlantic sturgeon, pushed to the brink of extinction by overfishing and development, is little more than a memory in the Potomac River, ready for a spot in a museum."

"SUQUAMISH, Wash. — Stormwater runoff from highways appears to contain one or more unidentified compounds shown to be highly toxic to coho salmon and perhaps other salmon as well."

"Crisis-weary developed countries' reluctance to help finance a ground-breaking international treaty to rein in the use of health-hazardous mercury is threatening the accord, UN officials warned Thursday."

"The Pacific bluefin tuna, fished relentlessly for decades, is in trouble."

"Chesapeake Bay oysters are being resurrected from the dead. Blue crabs are roaring back. And after taking a huge blow from the monster storm called Sandy, the weakened bay proved in the fall that it could right itself and come back looking fresh."

"With fishery regulators poised to impose devastating cuts Thursday on the New England fleet, blame for the disappearance of once-abundant cod and flounder populations is shifting from fishermen to a new culprit: the changing ocean."

"After 25 years, the U.S. Fish and Wildlife Service decided to end its program of relocating the mammals, calling the effort a failure. Fishermen complain."