The nussle lives on muddy sand and gravel, from the lower shore into the shallow sublittoral.
Off-white, yellow, or light brown, often in concentric bands of different shades, frequently darker about umbones. Periostracum thin, yellowish. Inner surface white, glossy ventrally, becoming dull beneath the umbones (A. tuberculata-drawing).
Marine Species Identification Portal
Cardium erinaceum Lamarck, 1819 (junior synonym)
Cardium erinaceum var. alba Monterosato, 1872