Welcome to California Sea Grant

...supporting science-based management, conservation and enhancement of California's coastal and aquatic resources through research, extension and education.

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Strategic Plan

The 2010-2013 California Sea Grant Strategic Plan is available online.

2012 Program Directory

Lobsters: Case Study in Marine Reserve Science

Lobsters - and their predators - larger in a marine reserve, scientists says.

Parasites as Indicators of Species Richness

The more parasites, the healthier the marsh, scientists report.

A species of larval trematode parasites (in their free-swimming form) extracted from a horn snail. The body is less than one millimeter. CREDIT: R. Hechinger/UCSB

What's So Scary about Sharks?

How few are left globally. But, in California, threshers are recovering from their lows in the 1980s, scientists say.

A juvenile thresher shark off Santa Barbara being tagged.  Photo: Daniel Yanagi/NOAA Fisheries

Soft, Bright – Often Toxic – Seagoing Slugs

These "naked" carnivorous, hermaphroditic snails are brilliant indicators of climate change, scientists say.

Okenia rosacea, a dorid nudibranch that gets its color from the red bryozoans it eats. Photo: Gary McDonald

Smaller Fish the Norm at Reefs

Sport fishing is removing large males from California reefs, with profound consequences for the species' sex life.

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My Clean Water Act

Celebrating the 40th Anniversary
of the Clean Water Act