Growing on rocks in the intertidal.
A coralline algae common in the tide pools.
Washed up on rocky intertidal shores
Growing epiphytically on bull kelp under the marina dock
Washed up in wrack with other algae
Porphyra like alga. Found in tide pools and observed dried on top of rocks.
Early spring hair seaweed (Bangia sp?) in the very high intertidal.
I think this beautiful, slightly stiff, red seaweed is Osmundea spectabilis (Sea Laurel). This piece was on the beach at low tide.
The red algae, or Rhodophyta (/roʊˈdɒfɨtə/ roh-DOF-fit-tə or /ˌroʊdəˈfaɪtə/ ROH-də-FY-tə; from Ancient Greek: ῥόδον rhodon, "rose" and φυτόν phyton, "plant"), are one of the oldest groups of eukaryotic algae, and also one of the largest, with about 5,000–6,000 species of mostly multicellular, marine algae, including many notable seaweeds. Other references indicate as many as 10,000 species; more detailed counts indicate about 4,000 in about 600 genera (3,738 marine species in 546 genera and 10 orders (plus...