Paracalanus parvus
Paracalanus parvus is a copepod found throughout the world, except the Arctic. Description. The female "P. parvus" usually ranges from about in length, and the male is usually between about in length. Distribution. "P. parvus" is nearly cosmopolitan, found in waters throughout the world, with the exception of the Arctic. Ecology. Life cycle and reproduction. "P. parvus" breeds continuously, although its abundance and egg production rate vary seasonally, with it being abundant from April to December. Its egg production rate is positively correlated to temperature and concentrations of chlorophyll "a".