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…

Wednesday, March 31, 2021Tuesday, March 30, 2021

Fate and Chance Encounters: Mark-Recapture Studies in an Open Fish Population

Reeling in a behemoth is a chance encounter with a formidable fish, and your decision whether to keep or release your catch seals the fish’s fate. If Read More…

Wednesday, August 19, 2020Thursday, August 27, 2020

One fish, two fish – Using mark-recapture to estimate population size

Have you ever reeled in a fish and seen a strange tag sticking off it? Chances are, that fish was part of a mark-recapture study. Capture-mark-recapture techniques Read More…

Monday, August 10, 2020Monday, August 10, 2020

New Video: Evaluating Non-Native Fish Populations in the San Joaquin River

Our newest video features our ongoing project to study the non-native fishes of the San Joaquin River in California’s Central Valley. Non-native fishes outnumber natives in the Read More…

Monday, August 3, 2020Saturday, August 1, 2020

Zooming Out: Rethinking Bay-Delta Fish Trends by Combining Multiple Surveys

The San Francisco Bay-Delta is among the most intensively studied ecosystems in the world. Numerous long-term fisheries monitoring programs have been conducted there since the late 1950s, Read More…

Monday, June 3, 2019Thursday, October 29, 2020

How Many Bass and Catfish are in the San Joaquin River?

The fish assemblages in the San Joaquin River and the Sacramento-San Joaquin Delta are heavily dominated by non-native species. But we actually don’t know just how many Read More…

Friday, July 13, 2018Thursday, July 12, 2018

Photo Friday: Striped Bass Side Eye

Is this striped bass throwing us some side eye? We're not sure, but we did like this photo enough to make it the winner of our monthly Read More…

Monday, August 7, 2017Friday, February 12, 2021

What Makes a Fish a Successful Invasive?

The state of California has seen the largest number of non-native fish introductions in the entire country (161 fresh- and saltwater species; Nico and Fuller 1999), and Read More…

Monday, March 21, 2016Monday, March 21, 2016

The Policy of Predation

Many of California's native salmonid populations are in various states of decline due to a wide array of environmental stressors. These stressors are commonly categorized as the Read More…

Monday, August 31, 2015Wednesday, September 16, 2015

Striped Bass: The Central Valley’s Most Popular Predator

When it comes to sport fishing, passions can run high. One of our most viewed blog posts of all time is a post from 2011 called “Changes Read More…