Demospongiae |
Tetractinellida |
Tetillidae
Environment: milieu / climate zone / djupintervall / distribution range
Ekologi
; djupintervall 18 - 761 m (Ref. 89939). Polar
Antarctic.
Length at first maturity / Size / Weight / Age
Könsmognad: Lm ? range ? - ? cm
White or pale yellow. Round, with distinctive tufts of long spicules. May grow up to 30 cm in height (Ref. 89939).
Suspension feeders. Preyed on by starfishes, with spicules providing defense to some extent (Ref. 89939).
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Eggs | Fecundity | Larvae
Members of the class Demospongiae are hermaphroditic. Life cycle: The zygote develops into parenchymella larva (free-swimming) before settling down on a substrate where it grows into a young sponge.
Vacelet, J. and F. Arnaud 1972 Inverébrés Marins des XIIéme et XVéme Expéditions Antarctiques Françaises en Terre Adélie. 2. Démosponges. Tethys Supplement 4:9-24. (Ref. 87710)
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 dynamicsTillväxtMax. ages / sizesLength-weight rel.Length-length rel.Length-frequenciesMass conversionAbundans PhysiologySyreförbrukning
Human RelatedStamps, coins, misc.
Internet-källor
Estimates based on models
Preferred temperature
(Ref.
115969): -1.8 - 0.9, mean -1 (based on 545 cells).
