marine mammals

An oil salvage operation is underway on the fragile wreckage of a U.S. army transport ship that sank almost 80 years ago off coastal British Columbia in a race to head off an eruption of thousands of litres of oil that a coast guard official says is "near imminent."

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

Russia’s invasion of Ukraine upended Olga Shpak’s life — and a generation of science.

The bodies of four furry swimmers tested positive for a strain of toxoplasmosis first seen in mountain lions.

Researchers have solved the puzzle of how whales generate enough airflow 1,000 metres underwater, where pressure is 100 times that at the surface.

After 100 years of absence, large numbers of Pacific white-sided dolphins are back in the northern part of British Columbia's Salish Sea.

The noise from ships’ propellers can hit 170 decibels, the equivalent of a jet engine or a rocket liftoff, drowning out marine mammals' ability to safely navigate their ocean environment.

Studies show that various human pathogens cling to microplastics in sea water.

From 2013 to 2016, the Blob derailed the ecosystem in the northeast Pacific. Years later, scientists are still uncovering new consequences wrought by this extreme heat wave.

Scientists spotted an endangered right whale dragging a length of fishing rope caught in its mouth as it swam with a newborn calf off the Georgia coast, a rare confirmation of a birth by an entangled whale that experts determined they can't safely attempt to help.

Humans first caught the virus that causes COVID-19 from animals and research now suggests it could also be the other way around.

When Josianne Plante looked out her window on a recent morning, she was surprised to see a pair of large, bare-headed wild turkeys going for a stroll through her east-end Montreal neighbourhood.

After three years of searching, a U.S.-based conservation group has selected two prospective sites in rural Nova Scotia for a kind of ocean retirement home for beluga whales raised in captivity.

The U.S. government is being urged to pressure Canada to do more to protect the endangered North American right whale population in order to avoid a ban on various Canadian seafood products.

An ocean advocacy group is calling for unified action from Canadian and U.S. governments to protect the dwindling North Atlantic right whale population from extinction.