| CNIDARIA : ZOANTHARIA : Parazoanthidae | SEA ANEMONES AND HYDROIDS |
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| Isozoanthus sulcatus |
Description: Colonial; tiny polyps arising from basal encrusting carpet. Each polyp is up to 4mm tall, 2mm diameter, with 19-22 tentacles. Colour dark brown, tentacles often with pale tips. Base and polyp walls encrusted with fine sand.
Habitat: On shore in open rock pools amongst Corallina, etc. or on silty rocks, stones and shells in the shallow sublittoral. Very sensitive, closing at the slightest disturbance and well hidden due to its small size and dull coloration.
Distribution: Recorded in the British Isles from south Devon, south Wales, Calf of Man and the west coast of Ireland north to Fair Head. Elsewhere from north and west France and Denmark. Probably more widely distributed but easily overlooked.
Similar Species: Smaller than, and differently coloured from Parazoanthus and Epizoanthus couchii.
Key Identification Features:
Distribution Map: NBN map : National Biodiversity Network mapping facility, data for UK.
WoRMS: Species record : World Register of Marine Species.
iNaturalist: Species account : iNaturalist World Species Observations database
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| Picton, B.E. & Morrow, C.C. (2016). Isozoanthus sulcatus (Gosse, 1859). [In] Encyclopedia of Marine Life of Britain and Ireland. https://www.habitas.org.uk/marinelife/species.asp?item=D11210 Accessed on 2024-09-15 |
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