Fish in Frozen Rivers: Behavior Below Ice

Have you ever wondered how fish survive during the winter when rivers freeze over? Do they migrate to warmer reaches of the river, or do Read More…

Flashback Friday: Arrested Development

Pacific lampreys (Lampetra tridentata) are a species with a prolonged infancy. They begin their life cycle in freshwater as blind, worm-like Read More…

Flashback Friday: The Warm-Hearted Fish

Today's Flashback Friday is a look at a study that made researchers rethink the physiology of a unique marine fish. Fish don’t have a Read More…

Flashback Friday: Before they Hatch

Following the fall-run Chinook salmon spawning season, little salmon eggs are now beginning to develop in the gravel of river beds throughout Read More…

How Snacking Suckers Engineer an Ecosystem

Environmental engineering is a growing industry, but many species of plants and animals have been experts at modifying ecosystems for Read More…

Film Friday: Trout Waiting for Salmon Eggs

https://youtu.be/NbuEZKAUvoU Salmon migrate hundreds of miles just to lay their eggs, but some of the eggs never stand a chance. Hungry Read More…

Flashback Friday: Slime Time

Are you ready to celebrate National Hagfish Day next week? If not, hopefully today's Flashback Friday can put you in the mood for slime. The Read More…

Flashback Friday: Rings in Their Ears

Today's Flashback Friday tells the story of fish ear bones, or otoliths, and our encounter with a hefty otolith in the Mekong Basin. Fish Read More…

World Record Weigh-in for Monstrous Mystery Fish

It’s not every day that a world record is broken in the realm of fishing, and it’s even rarer to see it with your own eyes. But such an Read More…

Flashback Friday: Winter-Run Salmon and Temperature

In today's Flashback Friday, we explore the delicate dance required to keep water cool enough for winter-run Chinook salmon in the Sacramento Read More…