Gastropoda |
Trochida |
Trochidae
Environment: milieu / climate zone / djupintervall / distribution range
Ekologi
. Tropical
Western Central Pacific: Philippines and Indonesia.
Length at first maturity / Size / Weight / Age
Könsmognad: Lm ?  range ? - ? cm Max length : 1.8 cm SHH hane/ej könsbestämd; (Ref. 821)
Shell is small, triangulate in outline with a tall, sharply acute spire. Whorls are sculptured with fine spiral grooves and a pronounced presutural ridge on each whorl. Base is more course and spirally striate, with axial threads in the interspaces. Aperture is ovate with a small umbilical tooth.
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Eggs | Fecundity | Larvae
Members of the order Archaeogastropoda are mostly gonochoric and broadcast spawners. Life cycle: Embryos develop into planktonic trocophore larvae and later into juvenile veligers before becoming fully grown adults.
Springsteen, F.J. and F.M. Leobrera 1986 Shells of the Philippines. Carfel Seashell Museum. Metro Manila, Philippines. 377 p. (Ref. 821)
IUCN Red List Status
(Ref. 130435: Version 2025-1)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
| FishSource |
Verktyg
Ytterligare information
Trophic EcologyFood items (preys)
Födosammansättning
Födointag
Predatorer
Population dynamicsTillväxtMax. ages / sizesLength-weight rel.Length-length rel.Length-frequenciesMass conversionAbundans PhysiologySyreförbrukning
Human RelatedStamps, coins, misc.
Internet-källor
Estimates based on models
Fishing Vulnerability
Low vulnerability (10 of 100).