"The summer flounder – one of the most sought-after catches on the U.S. East Coast – is stirring up a climate change battle as it glides through the sand and grasses at the bottom of a warming North Atlantic."

"HOPEDALE, La. — A partnership among a business, the state and a nonprofit conservation organization is helping protect a part of St. Bernard Parish’s shoreline through the construction of an oyster reef."

"Many parts of the U.S. have been getting warmer over the past several decades, and also experiencing persistent drought. Wildlife often can't adjust. Among the species that are struggling is one of the American West's most highly prized fish — the cutthroat trout."

"Officials at an environment commission established under the North American free-trade agreement are calling for an investigation into whether Canada is enforcing pollution laws around salmon farms in British Columbia."

"The Obama administration issued rules that give operators of power plant and factories an array of options to prevent fish from being killed when water is used to cool machinery."

"TANGIER ISLAND, Va. — As in many places, conversations on this remote island in the Chesapeake Bay tend to steer toward the weather. But here it's not just small talk."

"It's just after dawn and on the gleaming Pacific Ocean, 365 miles off the coast of Costa Rica, the hunt is on for pirates. But these 21st-century buccaneers are looting the treasure beneath the waves, not the gold and silver coins buried long ago on Cocos Island a few miles away."

"Alaska has banned fishing for king salmon in the Yukon River this summer, saying that runs could come in even lower than last year's historically low numbers amid a 10-year decline."

"Federal scientists have found high amounts of mercury in sport fish caught in remote areas of national parks in the West and Alaska, according to a study released Thursday."