Malacostraca Essays

- Body Structure: Shrimp body has 19 pieces that includes: five pieces of the head, eight pieces of the chest and six pieces of abdominal segment. Head and chest incorporated together and is covered by integrated structure called carapace that protect lateral and dorsal surface of body and in front as a sharp detail that called rostrum that have teeth in the upper and down edge is identified as a key species. Each body segment has a pair of appendage. Head have a pair of Antennas , a pair Antennules

Rene Ismail McKenna - C 9th Grade Biology PBA American Lobster - Homarus americanus Ecosystem/Ecology of Homarus americanus Adult American lobsters tend to dwell in depths of below 50 meters. However, some can live at depths of about 750 meters. They can weigh up to 44 pounds and reach a length of about 25 inches, however they are typically around 2 feet long and weigh 3 pounds. The American lobster’s preferable habitat is on rocky surfaces covered with algae, because algae attract animals that