Seaweeds and Sea Grasses

Salt Creek - Olympic Peninsula

 

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

 

 

 

Photos by Bonnie: Above is the view from the stairs leading down to the beach, below is another over head view of the rocky bench we explored at low tide.

Photo by Holly: A paitr of gulls enjoying the sun

 

Species list for algae found at Salt Creek - Olympic Peninsula

Greens: Ulva, Codium Fragile

Reds: Mazzaella, Endocladia, Chrondracanthus, encrusting and branching corallines, Halosaccion glandiforme, Endocladia, Porphyra, Neorhodomela larix, Smithora naiadum

Browns: Desmarestia ligulata, Fucus gardneri, Nereocystis, Saccharina sessile, Egregia menziesii, Alaria marginata, Laminaria stechellii

Grasses: Phyllospadix

 

 

 

 

green   red   brown
   

 

sea grass

 

purple sea star

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