Seaweeds and Seagrasses

Willapa Bay - WA Outer Coast

 

World wide there are 7000 estimated seaweeds, 4000 microalgae and 50 seagrasses.  Here in the Pacific Northwest we have an estimated 700 of these species making our area one of the richest in Seaweed biodiversity in the world. (Harbo, 1999)

Sites visited:

Fox Island - South Puget Sound

Willapa Bay - WA Outer Coast

Trip aboard the Centennial - San Juan Island

Argyle Lagoon - San Juan Island

False Bay - San Juan Island

Cattle Point - San Juan Island

Salt Creek - Olympic Peninsula

Sokal Point - Olympic Peninsula

willapa

Photo by Bonnie: Amanda and I taking tempurature, pH and salinity measurements.

willapa

Photo by Holly: Looking out at the sand bars as we headed out

willapa

Photo by Holly: Comming back in with the tide, structures are the remenants of an old oyster bed farm.

.

Species list for algae found at Willapa Bay - WA Outer Coast

Greens: Ulva


Reds:
Filamentous red


Browns:
Fucus


Grasses: Zostera marina, Zostera japonica

 

green   red   brown
   

 

sea grass

purple sea star

Home