|PORIFERA : ASTROPHORIDA : Geodiidae||SPONGES|
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: 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 |
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