"Global mining giant Rio Tinto said Monday it is considering dumping its stake in Alaska’s Pebble Mine, a huge open pit mine planned for the best remaining wild salmon stronghold on Earth."

"We've long known that the fish we eat are exposed to toxic chemicals in the rivers, bays and oceans they inhabit. The substance that's gotten the most attention — because it has shown up at disturbingly high levels in some fish — is."

But mercury is just one of a slew of synthetic and organic pollutants that fish can ingest and absorb into their tissue. Sometimes it's because we're dumping chemicals right into the ocean. But as a published recently in Nature, Scientific Reports helps illuminate, sometimes fish get chemicals from the plastic debris they ingest.

"New England chefs like Andrew Taylor and Mike Wiley are still coming to terms with the news: No more shrimp until further notice."

"Pollution from coal ash at a Duke Energy power plant in Wilmington kills hundreds of thousands of young fish a year and deforms many more, says a study commissioned by environmental groups that are suing Duke."

An alliance of Native American tribes in the Pacific Northwest have joined forces to push states there for water quality standards that protect populations who eat more fish from toxic effects.

"SOURIS, P.E.I. -- A company that produces genetically modified salmon in Prince Edward Island says it has received federal approval to make eggs on a commercial scale."

"In the mountain streams of the American West, the trout rules. People don't just catch this fish; they honor it. And spend lots of money pursuing it. But some western trout may be in trouble. Rivers and streams are getting warmer and there's often less water in them. Scientists suspect a changing climate is threatening this iconic fish."

If you are a fly-fisher, you may go to Michigan's Au Sable River to get away from it all. But you can't get away from the pollution funded by secret money in American politics. NPR turns over some rocks.

"Pity, for a moment, the poor Atlantic bluefin tuna. It’s not bad enough that its population has been decimated by diners’ seemingly insatiable appetite for sushi. Or that the 2010 Deepwater Horizon oil spill occurred at the height of its spawning season, in its only known Western spawning grounds."