Polyplacophora |
Chitonida |
Mopaliidae
Environment: milieu / climate zone / пределы глубины / distribution range
экология
; пределы глубины 0 - 100 m (ссылка 289). Temperate
Northeast Pacific, Atlantic ocean and Arctic Ocean: Alaska and USA. Temperate to polar.
Length at first maturity / Size / Weight / Возраст
половая зрелость: Lm ? range ? - ? cm Max length : 6.0 cm TL самец/пол неопределен; (ссылка 289)
Depth: Intertidal to 100 m. Habitat: On rocks (Ref. 289). Body: Oval; with the valves nearly covered by a brown skin continued upward from the girdle, but their outlines are plainly visible through this integument. Small exposed portion of each median valve: Broadly heart-shaped and situated at the posterior margin of each valve; it is sculptured with strong concentric grooves and a more or less distinct granulation. Girdle: Thin, smooth with sparsely scattered small bunches of hairs (Ref. 297). Known to occur on bathyal, infralittoral and circalittoral of the Gulf and estuary (Ref. 87872).
Life cycle and mating behavior
половая зрелость | размножение | нерест | Eggs | Fecundity | Larvae
Sexes are separate but they are indistinguishable externally. Fertilization is external and usually the eggs are shed into the water.
Основная ссылка
ссылки | координатор | соавторы
Burghardt, G. and L. Burghardt 2006 West Coast Chitons. A Gallery of Worlwide Chitons: http://home.inreach.com/burghart/wcoast.html[accessed20/01/06] (ссылка 296)
Статус Красного Списка МСОП
(ссылка 130435: Version 2025-1)
Статус СИТЕС (ссылка 108899)
Not Evaluated
CMS (ссылка 116361)
Not Evaluated
Угроза для людей
Использование человеком
| FishSource |
инструменты
дополнительная информация
Trophic EcologyFood items (preys)
состав пищи
потребление пищи
хищники
Population dynamicsрост
Max. ages / sizes
Length-weight rel.
Length-length rel.
Размерный состав
Mass conversion
численность
Life cycleразмножениеполовая зрелостьFecundityнерестEggsРазвитие икрыLarvae PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
ресурсы в Интернет
Estimates based on models
Preferred temperature
(Ref.
115969): 0.2 - 9.1, mean 2.2 (based on 1202 cells).
Fishing Vulnerability
Low vulnerability (10 of 100).
Категория цены
Unknown.
