Polyplacophora |
Callochitonida |
Callochitonidae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Benthic. Temperate
Northwest Atlantic and Eastern Pacific: USA and Mexico.
Length at first maturity / Size / Weight / Age
Maturity: Lm ? range ? - ? cm Max length : 5.1 cm TL male/unsexed; (Ref. 296)
Girdle: Medium wide; sandy, fleshy and thickly covered with bristles. Murco: Highly posterior. Central areas: Granulose cross ribbing with those cross ribs coming from the jugal area heavier until they meet midway the heavier cross ribs coming from the lateral areas. Lateral areas: Broad-ribbed. Color of valves: Black with occasional white stripe down sides of dorsal ridge. Color of girdle: Cream with reddish brown hairs and granular (Ref. 296).
Habitat: Intertidal (Ref. 289); found in mid to high tide zones from Puget Sound to Mexico on rocks, in crevices or among barnacles and mussels (Ref. 312). Occurs from mid to high tide mark.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
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.
Burghardt, G. and L. Burghardt. 2006. (Ref. 296)
IUCN Red List Status (Ref. 130435)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
| FishSource |
Tools
More information
Age/SizeGrowthLength-weightLength-lengthMorphologyLarvaeAbundance
Internet sources
Estimates based on models
Preferred temperature
(Ref.
115969): 9.6 - 20.2, mean 12.9 (based on 161 cells).
Vulnerability
Low vulnerability (10 of 100).
Price category
Unknown.
