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Showing 1 to 2 of 2 for “"Purple shore crab"”.
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A Descriptive Catalog of Dimming Cells in the Purple Shore Crab HEMIGRAPSUS NUDUS
… or dimming of light was identified in the Purple shore crab <em>Hemigrapsus nudus</em>. Extracellular pin electrode recordings from the optic nerve tract measured responses to decremental changes in relative light levels over the range 40 to 0.08 lux. The observed activity revealed that …
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Some aspects of mercury accumulation by the purple shore crab Hemigrapsus nudus Dana (Crustacea: decapoda)
… the toxicity and accumulation of mercury in the purple shore crab, Hemigrapsus nudus. This rocky intertidal denizen is found in abundance along the entire Pacific coast of the United States from Sitka, Alaska, to the Gulf of California where it dominates the mid-tide pool region. Local specimens …