Monday, November 1, 2021Friday, October 29, 2021

Hot and Hungry: Effect of Temperatures and Multiple Invasive Predators on Migrating Salmon

Nearly any predator that can get its claws, beak, or teeth on a juvenile Chinook salmon (Oncorhynchus tshawytscha) will try to eat these young fish as they Read More…

Monday, October 4, 2021Friday, October 1, 2021

Pin-pointing Predation to Inform Models of Salmon Survival

Evading a barrage of hungry mouths is a challenge for any young migrating salmon, but directly observing and quantifying predation isn’t easy when both predators and prey Read More…

Monday, July 12, 2021Friday, July 9, 2021

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…

Monday, June 21, 2021Saturday, June 19, 2021

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…

Friday, May 7, 2021Wednesday, May 5, 2021

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…

Monday, April 19, 2021Sunday, April 18, 2021

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…

Monday, April 12, 2021Monday, April 12, 2021

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…

Friday, April 2, 2021Monday, March 29, 2021

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…

Monday, November 2, 2020Friday, October 30, 2020

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…

Monday, December 16, 2019Wednesday, December 11, 2019

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…