Callophyllis crispata (Star Island Intertidal Seaweeds) · iNaturalist

Callophyllis crispata (Star Island Intertidal Seaweeds) · iNaturalist

Glycera dibranchiata (Star Island Intertidal Invertebrates) · iNaturalist

Callophyllis cristata (Marine Algae of Cape Cod, Massachusetts and Adjacent Islands) · iNaturalist

Callophyllis crispata (Star Island Intertidal Seaweeds) · iNaturalist

Red Seaweeds - Biodiversity of the Central Coast

Nereocystis - Wikipedia

Marine Invasive Species - Channel Islands National Park (U.S. National Park Service)

Callophyllis laciniata

Callophyllis crispata (Star Island Intertidal Seaweeds) · iNaturalist

Callophyllis crenulata - Biodiversity of the Central Coast

Bull kelp • Nereocystis luetkeana - Biodiversity of the Central Coast

Seaweeds of Alaska

Callophyllis cristata (Marine Algae of Cape Cod, Massachusetts and Adjacent Islands) · iNaturalist

Seaweeds of Alaska