貝殼屑
Cultch \Cultch\, n. 1. Young or seed oysters together with the shells and other objects to which they are usually attached. 2. Rubbish; d['e]bris; refuse. Cultch \Cultch\ (k?lch;224), n. [Etymol. uncertain.] Empty oyster shells and other substances laid down on oyster grounds to furnish points for the attachment of the spawn of the oyster. [Also written {cutch}.]