Mictacean (Mictocaris halope)

KingdomAnimalia
PhylumArthropoda
ClassCrustacea
OrderMictacea
FamilyMictocarididae
GenusMictocaris (1)
SizeTotal body length: 3 - 3.5 mm (2)

Classified as Critically Endangered (CR) on the IUCN Red List 2006 (1).

This mictacean is a small, blind, unpigmented crustacean. The first thoracic segment is fused with the head, while the remaining seven are free, and there is a down-curved rostrum between the eyestalks, which lack visual elements (2).

Recorded from the following caves in Bermuda: Crystal, Green Bay (South Harrington Sound Passage and North Shore Passage), Roadside and Tucker’s Town Caves (2).

Found in anchialine limestone caves. Observed generally in mid-water at depths of 0 to 20 m, only in those parts of the underwater caves well isolated from the sea and away from daylight (2).

Very little is known about the biology of this mictacean.

The threats to this species are unknown.

There are currently no conservation measures underway targeting this species.

For more information on this mictacean see:

This information is awaiting authentication by a species expert, and will be updated as soon as possible. If you are able to help please contact: arkive@wildscreen.org.uk

  1. IUCN Red List (January, 2007)
    http://www.iucnredlist.org
  2. Anchialine Caves and Cave Fauna of the World (February, 2007)
    http://www.tamug.edu/cavebiology/fauna/mictaceans/M_halope.html