Corophium volutator

Corophium volutator is a species of amphipod crustacean in the family Corophiidae.^[2] It is found in mudflats of the northern Atlantic Ocean.^[3] It is native to the north-east Atlantic Ocean, and has been introduced to the north-west Atlantic.^[4]

Corophium volutator
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Malacostraca
Order:	Amphipoda
Family:	Corophiidae
Genus:	Corophium
Species:	C. volutator
Binomial name
Corophium volutator (Pallas, 1766)[1]
Synonyms [2]
Oniscus volutator Pallas, 1766 Corophium grossipes Templeton, 1836 Corophium longicorne White, 1847

Description

Corophium volutator is a slender animal, up to 11 millimetres (0.43 in) long, "whitish with brown markings".^[5] The head bear two pairs of antennae, the first of which are small and point forwards, while the distinctive second pair are much longer and thicker.^[5]

Life cycle

There are 1–2 generations per year,^[6] and the females brood the eggs inside their brood pouch or marsupium.^[7] They can occur in huge quantities: up to 60,000 per square metre have been observed.^[7]