1-2cm.
Shell thin, fragile, smooth. Countless clams create communal 'nests'
out of byssal threads. Sometimes carpeting large areas on the shore,
as well as on hard surfaces. Sometimes seen on our Northern shores. |
1-2cm.
Shell thin, fragile, smooth. Many clustered together on rocks, forming
thin nests. Sometimes seen on our Northern shores. |
2-5cm.
Shell thin, smooth. Countless clams create communal 'nests'
out of byssal threads. Sometimes carpeting large areas on the shore. seen on our Northern shores. |
3-4cm.
Shell shiny brown, thin, fragile, smooth. Rather triangular. Among
seagrasses on the ground. Sometimes seen on some of our shores. |
5-8cm.
Shell thin, smooth usually brownish edged in green. Attached to
hard surfaces: jetty pilings, boulders. Common on our Northern shores,
sometimes in huge numbers. |