Hexactinellida |
Lyssacinosida |
Rossellidae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Sessile; depth range 18 - 2000 m (Ref. 89939). Polar
Antarctic.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Color: white, yellow, or orange. Growth form: varies from large to barrel or vase shaped for adults around 50 cm high; or vase or egg shaped for budding types up to 15 cm high (Ref. 089939).
Deposits spicules on soft substrates, eventually forming hard mats that is important in colonization. Suspension feeder. Photosynthetic diatoms are present within its cells, but role is still unclear. Reproduction is both sexual and asexual (Ref. 089939).
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.
Andrew, N. and M. Francis. 2003. (Ref. 82739)
IUCN Red List Status (Ref. 130435)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Harmless
Human uses
| FishSource |
Tools
More information
Age/SizeGrowthLength-weightLength-lengthMorphologyLarvaeAbundance
Internet sources
Estimates based on models
Preferred temperature
(Ref.
115969): -1.9 - 1.4, mean -0.6 (based on 1968 cells).