Soft-shell clams or Sand gaper, scientific name Mya arenaria, popularly called "steamers", "softshells", "piss clams", "Ipswich clams", or "Essex clams", are a species of edible saltwater clam, a mari
Mya arenaria
Right valve
Left valve
A sea otter at Moss Landing, California, eating what appear to be Mya arenaria
The hard clam, also known as the round clam, hard-shell clam, or the quahog, is an edible marine bivalve mollusk that is native to the eastern shores of North America and Central America from Prince E
Soft-shell clam
…shell that is thin and easily broken, hence the name "soft-shells" (as opposed to its beach-dwelling neighbors in some regions, the thick-shelled quahog). This clam is found living approximately 3–8 in (7.6–20.3 cm) under the surface of the mud. It extends its paired siphons up to the surface; these…
Little Neck clams USDA96c 1862
Left valve interior of Mercenaria mercenaria.
An old quahog shell that has been bored (producing Entobia) and encrusted after the death of the clam