Marine Invertebrates

Photos of marine invertebrates: sea stars, barnacles, limpits, and others from tide pools and the rocky intertidal zone of the Pacific coast. (33 photos)

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  • Dwarf rockweed (Pelvetiopsis limitata) growing among a bed of California mussels (Mytilus californianus) near Crescent City, on the northern California coast
  • A ribbed limpit (Lottia digitalis) clings to a rock among acorn barnacles (Balanus glandula), near Crescent City, California
  • A sunflower star (Pycnopodia helianthoides) rests among brown kelp in a tide pool near Crescent City, California
  • A sunflower star (Pycnopodia helianthoides) rests among brown kelp in a tide pool near Crescent City, California
  • A sunflower star (Pycnopodia helianthoides) rests among brown kelp in a tide pool near Crescent City, California
  • A black chiton (Katharina tunicata) clings to an alage-covered rock in the intertidal zone along the Northern California coast
  • A leather star (Dermasterias imbricata) clings to an algae-covered rock along the Northern California coast
  • Aggregating anemone (Anthopleura elegantissima) along the Northern California coast, near Crescent City
  • A lined shore crab (Pachygrapsus crassipes) lies partially hidden among some kelp on the beach, near Crescent City, California
  • A lined shore crab (Pachygrapsus crassipes) lies partially hidden among some kelp on the beach, near Crescent City, California
  • A group of ribbed limpits (Lottia digitalis) cluster together at low tide, near Crescent City, California
  • Emarginate dogwinkles (Nucella emarginata) forage on acorn barnacles (Balanus glandula) near Endert's Beach, Redwood National Park, California
  • Emarginate dogwinkles (Nucella emarginata) forage on acorn barnacles (Balanus glandula) near Endert's Beach, Redwood National Park, California
  • A snail forages on acorn barnacles (Balanus glandula) near Endert's Beach, Redwood National Park, California
  • A snail forages on acorn barnacles (Balanus glandula) near Endert's Beach, Redwood National Park, California
  • A cluster of gooseneck barnacles (Pollicipes polymerus), near Endert's Beach, Redwood National Park, California
  • A cluster of gooseneck barnacles (Pollicipes polymerus) wedged in a rock crevice near Endert's Beach, Redwood National Park, California
  • An ochre sea star (Pisaster ochraceus) and dwarf rockweed (Pelvetiopsis limitata) are exposed at low tide near Endert's Beach, Redwood National Park, California
  • An ochre sea star (Pisaster ochraceus) clings to a rock covered in barnacles and alge exposed at low tide, near Endert's Beach, Redwood National Park, California
  • A macro view of an ochre sea star (Pisaster ochraceus)
  • A giant green anemone (Anthopleura xanthogrammica) sits in a tide pool near Endert's Beach, Redwood National Park, California
  • Ochre sea stars (Pisaster ochraceus) and surf-grass (Pyllospadix scouleri) are exposed in a tide pool at low tide near Endert's Beach, Redwood National Park, California
  • Aggregating anemone (Anthopleura elegantissima) along the Northern California coast
  • An ochre sea star (Pisaster ochraceus) clings to a rock at low tide along the Northern California coast
  • Two different-colored ochre sea stars (Pisaster ochraceus) cling to a rock along the Northern California coast
  • Two black chitons (Katharina tunicata) cling to a rock in the intertidal zone along the Northern California coast
  • An ochre sea star (Pisaster ochraceus) clings to a rock along the Northern California coast
  • A leather star (Dermasterias imbricata) clings to an algae-covered rock along the Northern California coast
  • An ochre sea star (Pisaster ochraceus) sits half in the water at low tide along the Northern California coast
  • An ochre sea star (Pisaster ochraceus) sits half in the water at low tide along the Northern California coast
  • Shield limpits (Lottia pelta) graze on algae in the high intertidal zone along the Northern California Coast
  • A black turban snail (Tegula funebralis) forages on algae along the Northern California coast
  • Aggregating anemones (Anthopleura elagantissima) and barnacles jostle for space, Olympic National Park, Washington