Water Boatman

Any insect of the family Corixidae (order Heteroptera), with over 300 species. The water boatman has a flat, boat-shaped body and long, fringed, oarlike hindlegs. Members of this cosmopolitan family, usually less than 13 mm (0.5 inch) long, occur as high as the Himalayas, as deep as Death Valley, and in fresh, brackish, and salt waters. The water boatman is lighter than water; it generally