Established in 1999, The Coastal Observation and Seabird Survey Team (COASST) is a citizen science project housed at the University of Washington and focused on the beach environment of the northeast Pacific. Since our beginning, over 4,500 participants on more than 450 beaches spanning four states have contributed directly to monitoring their local marine resources and ecosystem health.

A Beginners Guide to Tide Pooling 

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A Beginners Guide to Tide Pooling 

-By COASST Intern: Seiler Grubb What is tide pooling?  Coastal marine plants and animal species inhabit natural rock pool formations along coastlines because the environment there provides a food-rich home with lots of textured rocks

Upcoming Events

Training: Special Edition: Online Beached Birds – Oregon

  • All Regions: Online (Map)
  • Tuesday, November 18, 5:00 pm8:30 pm

Training: COASSTLite!

  • All Regions: Online (Map)
  • Wednesday, December 10, 9:30 am12:00 pm

Training: Beached Birds

  • Oregon: Seaside (Map)
  • January 17, 2026, 9:00 am2:30 pm