Polyplacophora | Chitonida
Burghardt, G. and L. Burghardt. 2006. (Ref. 296)
Size / Weight / Age
Max length : 13.0 cm TL male/unsexed; (Ref. 290)
Demersal; depth range 0 - 40 m (Ref. 290)
Climate / Range
Girdle: Black leathery covering almost the entire dorsal area. Dorsal ridge area of each valve: small portion; left exposed (Ref. 296).
Surf-zone to 40 m. Usually found on stony or rocky bottoms (Ref. 290); in the middle intertidal zone from Alaska to Point Conception; North of Santa Barbara; also on rocky shore with heavy wave action (Ref. 312). Herbivorous, feeding primarily on red and green algae and benthic diatoms (Ref. 312). Members of the class Polyplacophora are mostly gonochoric. Life cycle: Eggs hatch into lecitotrophic planktonic trocophore larvae (no veliger stage) which later metamorphose and settle on the bottom as young adults (Ref. 833).
IUCN Red List Status (Ref. 114614)
CITES status (Ref. 94142)
Threat to humans
| FisheriesWiki |
Estimation of some characteristics with mathematical models
Low vulnerability (10 of 100)