Martin LaBar:
Small seaweed, probably fucus, with barnacles at low tide
Martin LaBar:
Grandson running along beach with 2-meter kelp, Oxnard, CA
Martin LaBar:
Kelp, about two thirds meter long, in sand on beach, Oxnard, CA
Martin LaBar:
kelp on rocks at Pebble Beach
Martin LaBar:
Kelp and red algae at Cabrillo NM
Martin LaBar:
Barnacles, shellfish, green algae at low tide