Posts by Jim Ervin

Fish in the Bay – April 2025: WRMP – Eden Landing Trawls.

The UC Davis OGFL lab was contracted by the Wetlands Regional Monitoring Program (WRMP) to perform fish monitoring surveys at...

Fish in the Bay – March 2025, Part2. Bottom fishes & bugs

As often happens, there was no room for discussion about bottom fishes and bugs in Part 1 of the March...

Fish in the Bay – March 2025. Baby Fishes & Interesting Oddballs

The Shaduary Shad population explosion ended by early March.  Only a small remnant of stragglers remained in the area.  Unfortunately,...

Fish in the Bay – Special Report: Lower South Bay Broodstock Trawls, Jan-Feb 2025 – Pictures at an Exhibition, A Fish Opera.

This is a third and final report on 2025 Longfin Smelt Broodstock Trawls.  I was not present at most of...

Fish in the Bay – Special Report: Lower South Bay Broodstock Trawls, Jan 2025 – Return to Oz.

Longfin Smelt Broodstock trawls continued over numerous days through January, February, and even into the first weeks of March.  I...

Fish in the Bay – Special Report: Suisun Bay Broodstock Trawls, December 2024.

I accompanied the UC Davis crew on a “Longfin Smelt Broodstock” trawling expedition in north San Francisco Bay in December...

Fish in the Bay – February 2025, Part 2. Bottom Fishes & Bugs in the Valley of the Heart’s Delight.

This is the rest of the February report – Fishes, bugs, plus a few other items that didn’t fit into...

Fish in the Bay – February 2025. Shaduary Continues.

Good news? Or Bad News?  Shad population explosion has spilled over into February.  January counts broke previous records: 533 American...

Fish in the Bay – January 2025 Part 2. Other Bugs & Fishes.

This second part covers additional fishes and bugs that were not included in the January report.   1. Colorful Clupeiforms.  Wintertime...

Fish in the Bay – January 2025. Crappie Shaduary!

January 2025 was a very disappointing month for Longfin Smelt.  Longfin spawning season started well enough.  November and December numbers...

1 2 3 16