These small bivalves derive their nutrition largely from a chemosymbiosis with sulphide-oxidising bacteria housed in the gills. The hydrogen sulphide derives from the anoxic layers within the sediment.
Scratchpads developed and conceived by (alphabetical):
Ed Baker,
Katherine Bouton
Alice Heaton
Dimitris Koureas,
Laurence Livermore,
Dave Roberts,
Simon Rycroft,
Ben Scott,
Vince Smith