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The invasive Asian shore crab, Hemigrapsus sanguineus, is typically the crab you will find in the Long Island Sound if you turn over a rock at low tide. Its invasion back in the late 1980s was likely helped by the fact that this species is able to withstand a wide range of salinities, and could, therefore, outcompete the resident crabs in the intertidal zone. This study investigated the salinity effects on this animal by observing its behavioral preference, physiology, and survival across a range of salinities.
Read the full article here.