jim hobbs

Fish in the Bay – April 2025, Part 2. Corbula Attack, Gobies, Bottom Fishes, & Tides!

Part 2 of the April report.   1. Corbula Clams. The main stem of Coyote Creek between UCoy2 and Coy1...

Fish in the Bay – April 2025, Traditional Baby Fish Month.

Spring is here – technically it arrived on March 20th.  Returning warmth is slowly awakening the marshes … just in...

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. 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. Crappie Shaduary!

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

Fish in the Bay – December 2024. Happy Longfin New Year!

Happy New Year!  This post mainly focuses on the latest return migration of spawning Longfin Smelt – a now an...

Fish in the Bay – October 2024, Hot October – Invasions Continue.

October was a hot weekend.  Air temperature was beastly.  Water temperatures in October were close to 2 degrees C warmer...

Fish in the Bay – July 2020, Anchovy Alert! Anchovies are spawning in Coyote Creek!

This is a Fish in the Bay special Alert:  Anchovy spawning has been confirmed in Lower South San Francisco Bay....