Polyplacophora |
Chitonida |
Tonicellidae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Benthic; depth range 0 - 40 m (Ref. 289). Temperate
Eastern Pacific: Alaska, USA, Canada and Mexico.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm Max length : 2.5 cm TL male/unsexed; (Ref. 296)
Girdle: Sandy with a minute spiculose fringe; opposite all or some sutural areas there is a long hair with fine recurved short hairs along its stem; Cream with orange or red blotches in color. Valves: Appear smooth to the naked eye but are minutely granular under a lens; scarlet red in color with 4 small blue spots on the posterior edge or mottled olivaceous green and maroon (Ref. 296).
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: Version 2024-1)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
| FishSource |
Tools
More information
Trophic EcologyFood items
Diet
Food consumption
Ration
Predators
Population dynamicsGrowth
Age/Size
Length-weight
Length-length
Length-frequencies
Mass conversion
Recruitment
Abundance
Life cycleReproductionMaturityFecunditySpawningEggsEgg developmentLarvaeLarval dynamics Human RelatedAquaculture profile
Stamps, Coins Misc.
Internet sources
Estimates based on models
Preferred temperature
(Ref.
115969): 8.9 - 15.6, mean 10.3 (based on 52 cells).
Vulnerability
Low vulnerability (10 of 100).
Price category
Unknown.