Gastropoda |
Littorinimorpha |
Rissoidae
Environment: milieu / climate zone / djupintervall / distribution range
Ekologi
; djupintervall 0 - 1 m (Ref. 99622). Subtropical
Southeast Pacific: Easter Island.
Length at first maturity / Size / Weight / Age
Könsmognad: Lm ? range ? - ? cm Max length : 0.2 cm SHH hane/ej könsbestämd; (Ref. 87884)
Shell is minute and whitish with two nodose spiral keels and three spiral cords on the base of the last whorl.
Inhabits supratidal zone (Ref. 99622).
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Eggs | Fecundity | Larvae
Members of the order Neotaenioglossa are mostly gonochoric and broadcast spawners. Life cycle: Embryos develop into planktonic trocophore larvae and later into juvenile veligers before becoming fully grown adults.
Rehder, H.A. 1980 The marine mollusks of Easter Island (Isla de Pascua) and Sala y Gómez. Smithsonian Contributions to Zoology 289:1-167. (Ref. 87884)
IUCN Red List Status
(Ref. 130435: Version 2025-1)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Harmless
Human uses
| FishSource |
Verktyg
Ytterligare information
Trophic EcologyFood items (preys)
Födosammansättning
Födointag
Predatorer
Population dynamicsTillväxt
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Abundans
PhysiologySyreförbrukning
Human RelatedStamps, coins, misc.
Internet-källor
Estimates based on models
Fishing Vulnerability
Low vulnerability (10 of 100).
