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Some individuals are lighter colored, as this individual. Numbers on scale are centimeters. Photo by Dave Cowles, July 2005.
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The tip of the dactyl on the chela of Cancer productus is dark, and the propodus has several tubercles, some of which are usually arranged in longitudinal lines.
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Front-on view. Note the tubercles on the dorsal margins of the chelipeds
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The carapace of Cancer productus has 10 teeth lateral to the eye. The carapace is widest at the 9th tooth.
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The many setae are most evident when the animal is underwater, as in this picture.
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In this individual (live) one can see the fringes of setae on the legs.
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This species often nestles in holes in rocks, as seen in this photo from Cape Flattery, WA. Often a male and female nestle in the same hole.
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This large male is holding a smaller female, in preparation for her molt.
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Two individuals are nestling in adjacent holes (top right and bottom left) in this intertidal rock at Beach #4, Kalaloch. The bottom left hole is also occupied by an anemone. Photo by Dave Cowles, July 2012.
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Mating takes place after the female has molted.
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Glebocarcinus oregonensis. Numbers on scale are centimeters. (Photo by: Dave Cowles, July 2005)
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Cancer productus, about 12 cm carapace width, at Sares Head (Photo by: Dave Cowles September 2005)
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The claws of Romaleon antennarius are tipped in black. Photo of a preserved specimen by Dave Cowles
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Romaleon antennarius, preserved specimen collected in California. (Photo by: Dave Cowles May 2007)
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Metacarcinus magister (Dana, 1852) Schweitzer and Feldmann, 2000 Common Name: Dungeness Crab, Market Crab, Common Edible Crab Figure 1. Top and bottom view of Metacarcinus magister. Approximately 20 cm carapace width. Collected at Padilla Bay, WA. Photo by: Janisse Maxwell, taken 6-02.
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Metacarcinus magister (Dana, 1852) Schweitzer and Feldmann, 2000 Common Name: Dungeness Crab, Market Crab, Common Edible Crab Figure 1. Top and bottom view of Metacarcinus magister. Approximately 20 cm carapace width. Collected at Padilla Bay, WA. Photo by: Janisse Maxwell, taken 6-02.
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