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Reproductive Performance Of The Marine Green Porcelain Crab Petrolisthes Armatus Gibbes, 1850 In Its Introduced Range Favors Further Range Expansion, Ann Wassick, J. Antonio Baeza, Amy Fowler, Dara Wilber
Reproductive Performance Of The Marine Green Porcelain Crab Petrolisthes Armatus Gibbes, 1850 In Its Introduced Range Favors Further Range Expansion, Ann Wassick, J. Antonio Baeza, Amy Fowler, Dara Wilber
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Invasive marine crustaceans can exhibit population-level variation in reproductive traits that are consistent with a response to stressful conditions near the range edge, or alternatively, that may favor establishing new exotic populations. Reproductive characteristics of the green porcelain crab Petrolisthes armatus Gibbes, 1850 were not previously known in its invasive range in the Atlantic waters of the southeastern USA. We compared fecundity estimates, size at sexual maturity, and various other morphological aspects among crabs collected from two sites at each of four locations spanning approximately 230 km from North Inlet, South Carolina (SC), to Savannah, Georgia (GA), USA. Reproductive output …