MOLLUSCA : PTERIOIDA : PinnidaeSNAILS, SLUGS, ETC.

Atrina fragilis (Pennant, 1777)


Atrina fragilis

Description: The fan mussel is considered to be one of the most endangered molluscs in UK waters. It is a triangular shell which is thin and easily broken. It lives with the pointed end embedded in the seabed, attached by extensive byssus threads. Size, to 20cm tall.

Distribution Map from BioMar data for Ireland - Google Earth map:  download this placemark (not got Google Earth installed?)

Distribution Map from NBN: Grid map (fast) : Interactive map (slow, requires login to view records) : National Biodiversity Network mapping facility, data for UK.



 Picton, B.E. & Morrow, C.C., 2010. [In] Encyclopedia of Marine Life of Britain and Ireland
http://www.habitas.org.uk/marinelife/species.asp?item=W17250

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