See also stories tagged with Fish

Search results for Fish

Ecology Aug 22, 2026

How we found Haida Gwaii's first marbled murrelet nest in more than 30 years

Scrambling through dense salal in the dark, weaving between the majestic western red cedars of northern Haida Gwaii, I could barely imagine where we were just days before—crossing Dixon Entrance off the coast in an open skiff, ...

Earth Sciences Aug 21, 2026

Hidden chemical pathway could keep phosphorus from fueling lake algal blooms

Why do some lakes remain plagued by harmful algal blooms even after phosphorus pollution has been reduced? Part of the answer lies beneath the surface. A new Concordia study has uncovered a previously overlooked chemical ...

Plants & Animals Aug 21, 2026

First 15 days of egg development may determine survival for California's most endangered salmon

Sacramento River winter-run Chinook salmon are California's most endangered salmon, with a single surviving population and an average of a few thousand returning fish in recent decades. Shasta Dam blocks their original habitat ...

Plants & Animals Aug 21, 2026

Scientists uncover environmental cues behind black bear hibernation

New research from Virginia Tech scientists in the College of Natural Resources and Environment provides fresh insight into how environmental conditions influence black bear hibernation, with implications for wildlife management ...

Ecology Aug 21, 2026

Antarctic krill fishing is now concentrated in the exact pattern conservation rules were designed to prevent

The companies fishing for Antarctic krill have harvested so much so quickly that the season had to close in August 2026, three months before it was scheduled to end. That's the second consecutive year of an early closing.

Biotechnology Aug 20, 2026

3D imaging and machine learning improve noncontact weight estimation of frozen skipjack tuna

Accurately determining fish body size and weight is essential for fisheries resource management and seafood processing; however, measuring large quantities of fish is labor-intensive, and results may vary among operators.

Plants & Animals Aug 20, 2026

Warming waters draw summer 'feeding frenzies' by whales off Greenland

The effects of global warming depend on species: The losers are legion, but a lucky few are winners. Now, researchers have shown that baleen whales are taking advantage of a newly opened-up fish bonanza in the Greenland Sea, ...

Biotechnology Aug 19, 2026

Innovation enhances multiomics workflow, eliminates sample preparation

A patent-pending method developed and tested for multiple applications at Purdue University eliminates sample preparation, a bottleneck that currently dominates a laboratory scientist's time and budget, and enables spatial ...

Plants & Animals Aug 19, 2026

'Ecology of fear' can dramatically change the behavior of blue mussels

For a blue mussel, a good meal does not come entirely without risk. Blue mussels feed by filtering microscopic algae from seawater. But some unwelcome guests can slip in along with their food. Tiny parasite larvae can hitch ...

Plants & Animals Aug 19, 2026

How we found a new transmissible cancer in bullhead catfish

For more than a decade, anglers on Lake Memphremagog—which straddles the Quebec–Vermont border—have been catching brown bullhead catfish marked with distinctive black lesions.

page 4 from 40