Posts by Jim Ervin

Fish in the Bay – September 2020, Part 2: Shimofuri Special Report and Benthic Bugs.

Fish in the Bay – September 2020, Part 2: Shimofuri Special Report and Benthic Bugs.

This post is a cleanup of a few ongoing issues.  The Shimofuri Goby problem. As discussed many times, Shimofuri Gobies...

Fish in the Bay – September 2020: Silverside Tsunami, spawning Anchovies & some apex predators.

Trawl map annotated with Anchovies and Silversides. Anchovy spawning locations are circled in pink. Anchovies continue to spawn in September! ...

Fish in the Bay – August 2020: Anchovy Spawning Supplemental Report.

Hello folks.  This is the promised Anchovy Spawning Supplement to accompany the regular August Fish in the Bay report.  The...

Fish in the Bay – August 2020: Red Ceramium, Tricolored Blackbirds, & more Spawning Anchovies.

Hello again.  This is a bit of an “odds and ends” clean up post.  I was unable to join the...

Fish in the Bay – July 2020: Lots of Crangon & Topsmelt, plus a Red Ceramium Bloom.

Trawl map.   Bay-side stations trawling results.   Upstream of Railroad Bridge. Our July trawling weekend was quite an experience. ...

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....

Fish in the Bay – May & June 2020, part 2: Fishes of June, plus a bonus worm.

This is part two of a combined May – June report.  Part one examined the massive Crangon shrimp recruitment explosion...

Fish in the Bay – May & June 2020, part 1: Crangon Shrimp Recruitment Explosion.

Wilson Xieu, junior specialist at the UC Davis Otolith Geochemistry & Fish Ecology Lab, joined the trawls in May.  Photo...

Fish in the Bay – March 2020, part 2: The Shrimp Gradient (post SARS-CoV-2 lock-down edition).

Hello again folks.  This is a belated part 2 to the March fish report.  Coronavirus/COVID-19 crisis forced a hiatus in...

Fish in the Bay – March 2020: Spring Spawns – Part 1

I am social-isolating and self-sheltering to maximum extent possible. Yet another naturally-mutated virus popped up and potentially threatens to mow...

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