Marine INVERTEBRATES at Race Rocks: Video Clips





			MARINE INVERTEBRATES AT RACE ROCKS

	PHYLUM PORIFERA
	Rostanga nudibranch eating a red sponge. *Rostanga pulchra and Ophlitaspongia pennata*
	The hermit crab Pagurus and Suberites sponge -

	PHYLUM MOLLUSCA
	The Lined Chiton Tonicella lineata
	The Escape Response of Abalone when presented with the sea star Pycnopodia Haliotis kamtschatkana
	Carmen and Garry discuss about abalone while examining one in the intertidal zone. Haliotis kamtschatkana
	Abalone eating diatoms on a glass wall Haliotis kamtschatkana
	One morning we found the body of an octopus washed up in the intertidal zone. An impromptu dissection led to this video. Enteroctopus dofleini
	The Gumboot Chiton Cryptochiton stelleri
	The Pteropod Corolla spectabilis
	The Swimming Scallop Chlamys hastata
	A microscopic view of a nudibranch of the family Dendronotidae
	The Slipper shell Crepidula adunca
	A video of the escape response of the Keyhole limpet. *Diodora aspera*

	PHYLUM CNIDARIA
	Pink soft coral and a close-up study of the defense mechanism. (June 2001) Gersemia rubiformis,
	Soft pink coral of Race Rocks Gersemia rubiformis,
	The Stalked Jellyfish Haliclystus sp.
	Medusae: jellyfish swimming in the waters of Race Rocks. (June 2001)
	Sea Pen Ptilosarcus gurneyi
	Zooanthid anemone Epizoanthus scotinus
	The Plumose Anemone Metridium farcimen
	The Jellyfish Cyanea Cyanea capillata
	The Jellyfish Euphysa *Euphysa flammea*

	PHYLUM SIPUNCULIDA
	Peanut Worms *Phascolosoma agassizii*

	PHYLUM ECHINODERMATA
	Sea Cucumber emitting sperm Parastichopus californicus
	The California Sea Cucumber exhibits an escape response when approached by the Sunflower Star.
	An albino sea cucumber Parastichopus californicus
	The Orange Sea Cucumber Cucumaria curata.
	The purple urchin Strongylocentrotus purpuratus
	Predation of the Creeping Pedal Sea Cucumber Psolus chitinoides
	The Blood Star Henricia leviscula
	The Vermillion Star Mediaster aequilis
	The vermillion star producing sperm.
	The Spiny Sea star Hippasteria spinosa
	The Six Rayed Star Leptasterias hexactis
	The Sunflower star Pycnopodia helianthoides
	Pycnopodia closeups

	PHYLUM CNIDARIA- Class Hydrozoa
	Rare hydroid near Race Rocks Tubularia sp.
	Hydroids,tunicates and sponges growing on Balanus nubilus barnacles at the tidal current energy site.

	Phylum Bryozoa
	Bryozoa on kelp blades Membranipora serrilamella

	PHYLUM ARTHROPODA
	Orange Hermit Crab Elassochirus gilli
	Flat backed kelp flies Coelopa vanduzeei

	The Puget Sound King Crab Lopholithodes mandtii
	The Sea Slater *Ligia pallasii*
	The Pea Crab, parasite in mussel. Fabia subquadrata
	The wide-hand hermit crab. Elassochirus tenuimanis
	The amphipod Gammarus sp.
	The Pycnogonid (SeaSpider) Phoxichilidium femoratum
	Purple Shore crab *Hemigrapsus nudus*
	Microscopic video of juvenile feeding. *Balanus nubilus*
	The Red velvet Mite: *Neomolgus littoralis*

Marine Invertebrates present a spectacle of color and diversity. Through class projects and diver assistance the process of documentation of the species of Race Rocks is continuing. Video clips as well as links to the Race Rocks Taxonomy are available here.