| PORIFERA : ASTROPHORIDA : Geodiidae | SPONGES |
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Description: This sponge may be massive-lobose, hemispherical to irregularly rounded and up to 30cm or more across. It is usually grey to off-white in colour but may be completely white in dark caves. Rounded evenly spaced oscules are obvious all along the tops of the ridges.
Habitat: Common on bedrock and stable boulders from the littoral to 300m. A common species in sites with strong water movement, but also found under overhangs in extreme shelter.
Distribution: A common species throughout most of the British Isles but apparently absent from North sea coasts.
Similar Species: Unlikely to be confused with other species.
Key Identification Features:
Distribution Map from BioMar data for Ireland - Google Earth map: 
download this placemark (not got Google Earth installed?)
Distribution Map from NBN: JNCC MNCR Seasearch data - Grid map : Interactive map : National Biodiversity Network mapping facility, data for UK.
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| 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=C1670 |
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