Idotea pelagica is a species of isopod crustacean found in marine environments. It is a member of the family Idoteidae, which encompasses a diverse range of isopods with a wide geographic distribution. This species is notable for its prevalence in certain marine zones and its distinct characteristics.
Description & Characteristics
Idotea pelagica typically grows to a maximum size of around 20 millimeters, exhibiting a flattened body shape characteristic of isopods. Its coloration can vary, with individuals often displaying shades of brown or gray. The species has a segmented body, with distinct sections for its head, thorax, and abdomen. Like other isopods, Idotea pelagica possesses seven pairs of legs, used for locomotion and feeding.
Habitat and Occurrence
Idotea pelagica is a predominantly marine species, found in a variety of coastal habitats. It is commonly encountered in intertidal zones, where it can tolerate fluctuations in salinity and temperature. The species can also be found in subtidal regions, extending its range to depths of up to 100 meters. Its presence is notable in the neritic zone, a marine zone extending from the shoreline to the edge of the continental shelf, highlighting its adaptability to diverse marine environments.
Taxonomy
Idotea pelagica is classified within the Class: Malacostraca, which encompasses a vast array of crustaceans, characterized by their segmented bodies and specialized appendages. It belongs to the Order: Isopoda, a diverse group of crustaceans known for their flattened bodies and their ability to roll themselves into a ball for protection. The species falls under the Family: Idoteidae, a family known for its diverse range of marine isopods, displaying a wide variety of body forms and ecological roles within marine ecosystems.
Feeding
Idotea pelagica is an opportunistic feeder, consuming a range of organic matter found in its habitat. It scavenges on decaying plant and animal debris, playing a crucial role in the decomposition process. The species also feeds on algae and other benthic organisms, demonstrating its adaptability to varying food sources.
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