Demospongiae |
Axinellida |
Raspailiidae
Environment: milieu / climate zone / εύρος βάθους / distribution range
Οικολογία
. Temperate
Southwest Pacific: Endemic to Kermadec Islands.
Length at first maturity / Μέγεθος / Weight / Age
Γεννητική Ωρίμανση: Lm ?  range ? - ? cm
Erect. Thick, round or oval branches begin close to basal disc, turns flat and expanded as it goes up; digitate processes as ultimate branchings. Surface unbroken by conuli. When dry, color is reddish-brown and oscula are absent. Tough skeleton, abundant spongin. Primary fibres: uneven; generally radiating; cored abundantly with smooth slender styli and tylostyli, with few slender oxea. Secondary fibres: ovally or polygonally meshed with primary fibres, usually in rectangles in younger parts; not cored (Ref. 88951).
Life cycle and mating behavior
Γεννητική Ωρίμανση | Αναπαραγωγή | Γεννοβολία | Eggs | Γονιμότητα | 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.
Kirk, H.B. 1911 Sponges collected at the Kermadec Islands by Mr. W.R.B. Oliver. Transactions and Proceedings of the New Zealand Institute 43: 574-581, pl. XXVII. (Αναφ. 88951)
IUCN Red List Status
(Αναφ. 130435: Version 2025-1)
CITES status (Αναφ. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Harmless
Human uses
| FishSource |
Εργαλεία
Περισσότερες πληροφορίες
Τροφική ΟικολογίαFood items (preys)
Σύσταση δίαιτας
Κατανάλωση τροφής
Θηρευτές
Population dynamicsΑύξηση
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Αφθονία
Life cycleΑναπαραγωγήΓεννητική ΩρίμανσηΓονιμότηταΓεννοβολίαEggsEgg developmentLarvae PhysiologyΚατανάλωση οξυγόνου
Human RelatedStamps, coins, misc.
Διαδικτυακές πηγές
Estimates based on models