>There was an item on NPR this evening about investigation of the sea
>bottom where an Antarctic ice shelf the size of Lake Ontario broke off.
>There's an undulating mat of bacteria and large clams (didn't say how
>large). Apparently, there are cold vents with methane seepage
>supporting the bacteria.
>
>Anyone know of more details about the clams?

Living hydrocarbon seep associated bivalves typically include
bathymodioline mytilids, vesicomyids, and lucinoideans, all of which
are chemosymbiotic.  Some thyasyrids are also chemosymbiotic, as are
solemyoids.  Large clams suggests bathymodiolines or Calyptogena.

----------------------------------------
Dr. David Campbell
425 Scientific Collections
University of Alabama, Box 870345
Tuscaloosa AL 35487
"James gave the huffle of a snail in
danger But no one heard him at all"  A.
A. Milne

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