Knowing which fish to buy can be confusing, but certain eco-labels can help decipher whether wild-caught, farmed or organic salmon is best for the environment.
If you are what you eat, what does that mean for your politics?
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Polarization invades parts of Americans’ lives that really aren’t political, dividing society more deeply. That includes decisions about whether or not they like meatloaf or chili.
Fish swim in a reef at Pearl and Hermes Atoll in the Northwestern Hawaiian Islands.
AP Photo/Jacob Asher
There are so many fish in the ocean that if you took them out, important habitats and food sources for many creatures would be lost.
Giovanna Stevens grew up harvesting salmon at her family’s fish camp on Alaska’s Yukon River. Climate change is interrupting hunting and fishing traditions in many areas.
AP Photo/Nathan Howard
The early heat melted snow and warmed rivers, heating up the land and downstream ocean areas. The effects harmed salmon fisheries, melted sea ice and fueled widespread fires.
The Williams Treaties cover over 20,000 square kilometres of lands between Georgian Bay and the Ottawa River, and along the shore of Lake Ontario up to Lake Simcoe. Fred Marsden, member of Alderville First Nation, seen fishing in the Kawartha Lakes area, date unknown.
(Jackson Pind)
Seven Williams Treaties First Nations continue to call on the provincial government to adequately consult them when making important decisions on their lands in the Greenbelt and beyond.
Muttonbird ‘wrecks’ are becoming more common. Despite speculation about many possible causes, the evidence points to changes in the Arctic ocean ecosystem from where the birds migrate to Australia.
Fly-fishing in Alaska’s Tongass National Forest.
Joseph/Flickr
Founded in 1959, the membership group Trout Unlimited has changed the culture of fly-fishing and mobilized members to support conservation. Could its approach work for other social problems?
Water spills over the Copco 1 Dam on the Klamath River near Hornbrook, Calif.
AP Photo/Gillian Flaccus
The largest dam removal project is moving forward on the Klamath River in California and Oregon. Tribal nations there have fought for decades to protect native fish runs and the ecology of the river.
Sightings of thin killer whales have led researchers to blame the decline of these whales to the shortage of Chinook salmon.
THE CANADIAN PRESS/Keith Holmes, Hakai Institute
Antioxidants in salmon’s diet give the fish their distinctive colour, but internet rumours proliferate about how farmed salmon achieve the same colour.
The West African coastline is a source of livelihood for millions.
Wikimedia Commons/Paul Walter
The declining salmon and whale numbers raise a critical question: Is the southern resident killer whale population solely reliant on the abundance of salmon? And, if so, since when?
A large group of yellowfin tuna swimming off the coast of Italy. Like all fish, they sleep, but it’s not like human sleep.
Giordano Cipriani/The Image Bank via Getty Images
Salmon migrate thousands of miles from inland streams to the ocean and back. The newly enacted infrastructure bill includes funding to help salmon and other wild species on their way.
The industry says the deterrent is necessary, but evidence suggests the devices pose a significant threat to some marine life, including maiming and killing seals.
Jeremiah Kiarie rounds up tilapia at Green Algae Highland fish farm in central Kenya on April 29, 2017.
Tony Karumba/AFP via Getty Images
Aquaculture is a growing source of healthy protein for millions of people around the world, but there are big differences between farming fish on land and at sea.
A bluestreak cleaner wrasse in an aquarium.
(Shutterstock)
Cleaner fish feed on the parasites that live on other fish. Studying communication between cleaner fish and their clients may help employ them in salmon farms, which can be plagued by parasites.