BIOL 140 Study Guide - Final Guide: Gammarus, Tide Pool, Amphipoda
Document Summary
The gammarus setosus is a circumpolar species that is found the northern coasts of both the atlantic and pacific ocean coast. Their natural habitats found in the shaded intertidal tide pools in the low intertidal region or the shallow benthic subtital areas. Gammarus setosus reproduce once each year during the autumn season (v. h steele and. The characteristics of the substratum that the crustacean resides in consist of gravels and rocks that they use as shelter (ronowicz 2005). Gammarus setosus lives in water temperature around at 15oc , but they are able tolerate the temperature. 10oc higher or lower than that (f. o. costa and m. h. costa 2002). The gammarus setosus adopts a shape of a shrimp as it is slightly curved inwards and is approximately 2mm to 10 mm for juveniles, 20-30mm for adult males, and 20-35 mm for adult females (weslawki 2009).
