Blog

Fish in the Bay – November 2022 – Sturgeon Alert!

The disastrous San Francisco Bay Red Tide of August 2022 is now fading into memory.  The most crushing long-lasting effect...

October Report – Big Bass & Guitarfish Month.

In response to concerns about fish kills from the July-September Red Tides in Central and South San Francisco Bay, I...

Fish in the Bay – September 2022, part 2 – Seaweed & Seagrass Beds inhibit Red Tides!

This is a follow-up post regarding Harmful Algal Blooms (HABs) and the recent H. akashiwo red tide in San Francisco...

Fish in the Bay – September 2022, Red Tide Emergency Trawls.

As we are all now aware, single-celled phytoplankton called “Heterosigma akashiwo” bloomed into a dark reddish-brown stain across much of...

Fish in the Bay – August 2022, Bat Ray Bonanza.

A slightly belated report from August trawls.  At the time of this report, we were not yet aware of Red...

Fish in the Bay – August 2022, RED TIDE ALERT!

Folks, the Red Tide continues to sweep across portions of North and Central San Francisco Bay.  Areas affected by dark...

Fish in the Bay – Special Report: Green Water, 6-7 Aug 2022.

This is a Fish in the Bay special report to document observations of water color in Lower South San Francisco...

Fish in the Bay – Special Report, The Year of the Shark – 2022.

Schematic distribution of the 9-10 July shark catch: 20 Leopards + 2 Brown Smoothhounds. Our block-buster shark year continues.  By...

Fish in the Bay – Special Report, Color Change Experiment #7

Belated report:  This Clupeiform color change experiment was conducted in December but never reported.  This is part of my longstanding...

Fish in the Bay – July 2022, Palaemon Shrimp take over.

Record-breaking Palaemon Shrimp month: almost 13,000 were caught in July.  The previous record monthly catch was in November 2021 when...

Fish in the Bay – June 2022, Supplemental Report, Fishes & Other Critters.

By Luca Sartori, California State Maritime Academy Class of 2025.   https://www.csum.edu/ Editor’s note: Luca is spending his summer internship developing...

Fish in the Bay – June 2022, Record Anchovies and Gobies!

The fishes are now solidly in their summertime regime:  Anchovies, Gobies, baby Sharks, and Bat Rays.  Cool water fishes have...

Fish in the Bay – Alert! The 2022 Anchovy Spawn has Begun!

The Anchovy population just exploded in Lower South SF Bay.  The monthly totals in April and May were 29 and...

Fish in the Bay – May 2022, Part 2: Leopard Shark Baby Boom.

These are additional notes from the May trawls.  As always, there are so many critters to discuss and so little...

Fish in the Bay – May 2022: Big Baby Fish Month!

As reported last month, the early April trawls captured “Traditional Baby Fish Month.”  But with only 721 babies, it was...

Fish in the Bay – April 2022, Part 2: Supplemental Report – The Bestiary.

Random observations from April trawls in Lower South San Francisco Bay.  These were a series of Facebook posts that didn’t...

Fish in the Bay – April 2022, Part 1: Traditional Baby Fish Month?

Long-time readers will know that April is “Baby Fish Month” in Lower South SF Bay.  Larvae of gobies and a...

Fish in the Bay – March 2022: A Crazy & mixed up month!

March was an unusual month that we still have not completely figured out.  We are in the start of a...

Fish in the Bay – February/March 2022 Supplemental Report: Gobies, Shrimp, etc.

SF Bay fishes are very active in winter through spring.  Charismatic pelagic fishes like Longfin Smelt, Anchovies, Herring, Topsmelt, and...

Fish in the Bay – February 2022: Another Record Catch.

February was another great month if you like small pelagic bait fishes. … And, who doesn’t? The February Longfin Smelt...

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