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This small individual is about 2.5 cm in total diameter. Photo by Dave Cowles, July 2012
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The paxillae of the small individual shown above look different from those of adults. The sack-like prejections are papulae. Photo by Dave Cowles, July 2012
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A closeup of the ray tips of the small individual above. Photo by Dave Cowles, July 2012
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Solaster dawsoni collected from near Northwest Island, WA. Scale is in centimeters (Photo by: Dave Cowles, August 2005)
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An orange individual from a San Simeon, CA tidepool. About 15 cm diameter. Photo by Dave Cowles, May 1995 These individuals were in the bay at Bodega Marine Lab, California. Photograph by Dave Cowles, August 2010
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A small Patiria miniata at Cape Flattery, WA (Photo by: Dave Cowles, July 2001)
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Closeup of the aboral surface of Mediaster aequalis. Note the round clusters of ossicles and the madreporite. Photo by Dave Cowles, July 2000
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A view of the underside. Photo by Dave Cowles, July 2000
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Mediaster aequalis from 100 m depth, San Juan Channel (Photo by: Dave Cowles, July 2000)
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This individual is more blue than usual and appears to be devouring Robbie Wheeling. Note tape on lab in background--the major 2002 lab fire had just occurred.
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Seasters breathe and rid themselves of wastes via coelomic pouches or papulae that they extrude through their skin when underwater. The extruded papulae give them a fuzzy appearance when underwater. Photo of Solaster stimpsoni by Dave Cowles, Jule 2005.
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Solaster stimpsoni subtidal from Sares Head, WA. (Photo by: Dave Cowles, 1997)
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Various color forms can be found. Animals from 100 m depth, San Juan Channel. Photo by Dave Cowles, July 2000
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This species has large aboral paxillae, as seen in this closeup.
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The edges of the rays have long, spiny paxillae.
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Crossaster papposus from 100 m depth trawl, San Juan Channel. Diameter approx. 20 cm (Photo by: Dave Cowles, July 2001)
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A view of the underside. Note the long tube feet have no suckers on the end. Photo by Dave Cowles, July 2000
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Luidia foliolata captured at 100 m depth by trawl in the San Juan channel (Photo by: Dave Cowles, July 2000)
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This individual, seen in a tidepool at Cape Flattery, has only 4 rays.
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Dermasterias imbricata at Beach #4, WA (Photo by: Dave Cowles, July 2005)
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Ecomare, Peter van der Wolf
Ecomare
Common sun star; Zonnester.
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Estrella chocolate chip, Nidorellia armataMar de Cortés
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Estrella de arena espinosa, Astropecten armatusMar de Cortés