This oyster has a thin asymmetric shell up to four centimetres in length which is white, sometimes with brown markings. The outline is roughly circular and the beaks are … Meer weergeven

This species occurs on the north west fringes of Europe extending from Norway to the Mediterranean Sea. It lives on coarse sand … Meer weergeven

Older specimens of the ribbed saddle-oyster are usually covered by tubeworms and sponges. Other species often found living in the same vicinity include the parchment worm Meer weergeven