fish

The total global volume of fish, shrimp, clams and other aquatic animals that are harvested by farming has topped the amount fished in the wild from the world's waters for the first time ever, the United Nations reported Friday.

Researchers from the University of Western Ontario say that while the wastewater from the Dryden, Ont., mill doesn't contain mercury, the sulphate and organic matter in it contribute to the elevated production of methylmercury in the Wabigoon River.

A long-term study of the Elwha River Delta reveals lasting change — and a healthier ecosystem.

Parks Canada is closing all bodies of water in British Columbia's Kootenay and Yoho national parks, and restricting watercraft in Alberta's Waterton Lakes National Park in an effort to slow the spread of invasive species.

New information about high level of pollution were published in a the journal Environmental Pollution by provincial government scientists who were not made available to speak to reporters,

From the large-toothed Lake Turkana robber in Kenya to the Mekong giant catfish in Southeast Asia, many are at risk of disappearing, the first International Union for Conservation of Nature red list assessment of the category found.

Marine scientist Kieran Cox calls it "probably the most pervasive, unregulated pollutant in Canada and globally."

A new American study has confirmed southeastern British Columbia coal mines are contaminating waters shared by Canada and the U.S., adding the miner's attempts to remove selenium from wastewater aren't making much difference to the amount flowing south.

An analysis of thousands of species finds some invertebrates and plants are also getting smaller, while others are increasing in body size.

In a note to area First Nations, the Alberta Energy Regulator says the water is from a pond used to settle suspended solids in surface water collected from parts of the site that haven't been mined. Once the sediments settle, the water is emptied into a creek that drains into the Athabasca River. 

Praise poured in from Canadian environmental groups on Sunday, March 5, 2023, for a newly signed treaty that will help protect biodiversity in the high seas, where conservation efforts across vast stretches of the planet have historically been hampered by a confusing patchwork of laws.

Federal politicians have joined the chorus of anger over Imperial Oil’s failure to alert a downriver First Nations community of a massive release of oilsands tailings first reported last May.

A photographer’s drone’s-eye image of the famous phumdis of northeastern India shows a unique environment undergoing change.

The British Columbia government has fined Teck Coal Limited more than $16 million for exceeding pollution thresholds as well as failing to build an active water treatment facility on time at one of its operations in southeastern B.C.

As Freddy Jolly’s pickup truck travels the dusty roads through the spruce forests outside Nemaska, Que., the one radio station fades in and out, and Jolly fills the gaps between country ballads with conversation.