Eutrophication — excess nutrients in water — and environmental changes were identified as the cause of the harmful algal blooms in the fresh aquatic system of the Achencoil.

A large stock of capelins have been found in Faroese fjords of late and scientists believe that the fish probably swam there from Icelandic waters, RÚV reports. Iceland’s capelin stock has been in decline over the last two years, likely due to rising ocean temperatures.

The white spots found in the smelt appear to be tapeworm or nematode larvae. The Centers for Disease Control and Prevention (CDC) recommend cooking fish at about 153 degrees Fahrenheit for 5 minutes or freezing the fish at -4 degrees Fahrenheit for 7 days to kill the larvae before you eat the fish.

Look down into the waters of the Venice canals today and there is a surprising sight – not just a clear view of the sandy bed, but shoals of tiny fish, scuttling crabs and multi-coloured plant-life.

Some welcome new visitors have recently appeared in a southeastern Alberta park — otters.

A tear was discovered in one of Arctic Fish’s open-sea fish farms in Dýrafjörður in the Westfjords. A notice on the company’s website says the tear was discovered during routine inspection and is located at a depth of about 20 metres (65 feet).

Ecologist fears the Macleay River may take decades to recover, with heavy rains likely to affect other waterways

“I’ve never seen anything like it,” said photographer Marissa Baecker, who was visiting White Rock from Kelowna on Christmas Day. “It wasn’t just a feeding, it was a feast.”

People in White Rock, B.C. are used to seeing fish in their waters but not quite like this.

Ivan Jaric Tweeted news of his published paper confirming the extinction of the Chinese Paddlefish (Psephurus gladius)

One wild salmon advocate fears the non-native Atlantic salmon could spread sickness and compete for habitat with struggling wild salmon population.

Professor John Reynolds shared the following video of his observation of a large aggregation of gulls and other coastal seabirds over a large aggregation of Northern Anchovy at White Rock, BC.

Gulf of Alaska cod have been in steep decline due to rising ocean temperatures. Now, for the first time ever, federal fisheries managers are shutting down the lucrative fishery because of low stock.

It’s the first time that the virus has been detected in salmon in Iceland, though it was found in halibut in 1999. The virus poses no health risks to people.

As the Cape nears the start of sea turtle stranding season there is another long-distance migrant that researchers have spotted coming ashore in record numbers this year, Ocean sunfish.

One short section of the river that last year at Thanksgiving had more than 100 fish in it, this year on the same weekend had less than 20.

Caused by eating fish that has not been properly chilled, symptoms can last up to 48 hours and include severe headaches, palpitations, blurred vision and abdominal cramps.At least seven people fell ill between May and August. Between 2015-2018, there were only five.

Bull trout, which are technically char, mostly inhabit cold and pristine snow-melt-fed waters. Changes in water quality and temperatures challenge the future for this species in Alberta.

New aerial footage appears to show thousands of dead fish at Lake Pamamaroo in the Menindee Lakes System, near Broken Hill, nine months after a mass fish kill event on the nearby banks of the Darling River.

Researchers on Vancouver Island are studying fish they recently discovered that share genes of both coho and chinook salmon. The hybrid fish, are likely the result of drought in the Cowichan watershed, which has impacted when and where coho and chinook spawn.