Demospongiae |
Tetractinellida |
Tetillidae
Environment: milieu / climate zone / تغييرات عمق / distribution range
بوم شناسي
; تغييرات عمق 18 - 761 m (مرجع 89939). Polar
Antarctic.
Length at first maturity / Size / Weight / سن
بلوغ: 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
بلوغ | تولید مثل | تخم ریزی | 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.
مآخذ اصلی
مراجع | هماهنگ كننده | همكاران
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. (مرجع 87710)
وضعيت در فهرست قرمز IUCN
(مرجع 130435: Version 2025-1)
وضعيت از نظر سايتس (مرجع 108899)
Not Evaluated
Not Evaluated
خطر برای انسان ها
Harmless
استفاده انسانی
| FishSource |
ابزارها
اطلاعات بيشتر
Trophic EcologyFood items (preys)
تركيب غذايي
مصرف غذايي
شکارچیان
Population dynamicsرشدMax. ages / sizesLength-weight rel.Length-length rel.نوسانات طولیMass conversionفراواني Life cycleتولید مثلبلوغFecundityتخم ریزیEggsنمو تخمLarvae PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
منابع اينترنتي
Estimates based on models
Preferred temperature
(Ref.
115969): -1.8 - 0.9, mean -1 (based on 545 cells).
