Angling Asylum: Freshwater Protected Areas Benefit Bass and their Prey
Protected areas can benefit plants and animals whether by land or by sea. Reserves and parks have long been used to protect and manage terrestrial species, while Read More…
Predation
Gut Detectives: Genetic Analysis Illuminates Potentially Missed Prey Items
Understanding the dynamics of the fish food web means studying what fish eat – which traditionally requires sorting through goopy piles of fish guts and visually identifying Read More…
Birds Of A Feather Prey Together — Flashback Friday
In today's Flashback Friday, we explore the predation impacts of terns, murres, and cormorants on young native salmon and trout populations. Fish are food for a wide Read More…
Smolt in the Spotlight: Effects of Artificial Lighting on Salmon Survival
As a favorite snack of many predatory species, a Chinook salmon (Oncorhynchus tshawytscha) smolt’s best chance at survival is to sneak by undetected. One key adaptation is Read More…
Fish Catch-22: Economic Value and Ecological Impacts of Non-native Black Bass
Given their abundance on every continent except Antarctica, it’s hard to imagine a time when black bass (Micropterus species) faced extinction. However, in the early 20th century, Read More…
Improving Salmon Habitat At Sacramento Levees — Flashback Friday
In today's Flashback Friday, we review the effects of bank modification on salmon fry and smolts in California's waterways. It’s no secret that most of California’s waterways Read More…
In the Weeds: Invasive Aquatic Plants Can Increase Juvenile Salmon Predation Risk
For juvenile Chinook salmon (Oncorhynchus tshawytscha) migrating through the Sacramento-San Joaquin Delta, hungry non-native predatory species pose a threat to their survival. However, disentangling the effect of Read More…
Too Hot for Company: Warm Temperatures Break up Smelt Shoals
For little fish on the menu of countless hungry predators, staying alive often means seeking refuge in the company of their own kind. When prey species form 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 mouths, like the trout in this Read More…
What’s for Dinner? Dissecting a Mystery
The unsettling pile of bones pictured above may look like the remains of victims snatched up by a cave-dwelling ogre, but the zoomed-in image actually shows the Read More…