Image Hans Kleef and Peter Tydeman - Clump of Electra crustulenta from brackish pools in the Netherlands. Image width ca XX cm.
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Electra crustulenta is not listed under any importance categories.
|Phylum||Bryozoa||Sea mats, horn wrack & lace corals|
|Recorded Distribution in Britain and Ireland||Only recorded at a few isolated sites: Loch of Stenness, Orkney Islands; Poole Harbour, Dorset; Devon/Cornwall coast; the River Severn; and Loch Foyle, Northern Ireland.|
|Habitat information||Limited to estuarine habitats. Found on various substrata from low shore to shallow water, including fronds of fucoids|
|Description||Electra crustulenta forms encrusting mats, large erect clumps or foliage-like cylinders around the stems of plants. Individuals (zooids) of the colony can be elongate, rectangular or oval, separated by narrow grooves and are approximately 0.5 mm long and 0.3 mm wide. The upper surface (frontal surface) of zooids is covered by about three quarters membrane and one quarter calcified shield (gymnocyst). The zooids are white and the operculum (door to the zooid orifice) is opaque white. Electra crustulenta zooids has crenulate margins with a single short spine.|
|Additional information||No text entered|
This review can be cited as follows:
Susie Ballerstedt 2006. Electra crustulenta. A sea mat. Marine Life Information Network: Biology and Sensitivity Key Information Sub-programme [on-line]. Plymouth: Marine Biological Association of the United Kingdom. [cited 19/06/2013]. Available from: <http://www.marlin.ac.uk/speciesinformation.php?speciesID=3245>