Hexactinellida |
Lyssacinosida |
Rossellidae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Sessile; depth range 30 - 40 m (Ref. 116837). Polar
Antarctic.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
White. Often vase- or pear-shape up to 2 m in height, at least 1 m in width. Conspicuous pores present on surface, especially on inner surface (Ref. 89939).
Commensal with amphipods and other arthropods, pycnogonans, shrimps, starfishes and worms. Long-lived (Ref. 124747) and slow growing (Refs. 89939, 124747).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Members of the class Hexactinellida are hermaphroditic. Life cycle: The zygote develops into trichimella larva (free-swimming) before settling down on a substrate where it grows into a young sponge.
Danis, B. 2050. (Ref. 89939)
IUCN Red List Status
(Ref. 130435: Version 2024-2)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Harmless
Human uses
| FishSource |
Tools
More information
Trophic EcologyFood items (preys)
Diet composition
Food consumption
Predators
Population dynamicsGrowthMax. ages / sizesLength-weight rel.Length-length rel.Length-frequenciesMass conversionAbundance Life cycleReproductionMaturityFecunditySpawningEggsEgg developmentLarvae PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
Internet sources
Estimates based on models