Demospongiae |
Polymastiida |
Polymastiidae
Environment: milieu / climate zone / Mức độ sâu / distribution range
Sinh thái học
; Mức độ sâu 18 - 1226 m (Tài liệu tham khảo 89939). Polar
Southern Ocean and the Antarctic: Antarctica, Kerguelen Island, and Terre Adélie.
Length at first maturity / Bộ gần gũi / Weight / Age
Chín muồi sinh dục: Lm ? range ? - ? cm
Greenish gray to yellow. Hemispherical and bristly, with until 2 large conical papillae that contracts when disturbed. Up to 11 cm in diameter (Ref. 089939).
Common on cliffs and hard surfaces. Also settles on small stones then extend out onto to the mud. Apparently able to remove sediment build-up by contraction and relaxation. Suspension feeder; preyed upon by starfishes. Larvae disperse by crawling (Ref. 089939).
Life cycle and mating behavior
Chín muồi sinh dục | Sự tái sinh sản | Đẻ trứng | Eggs | Sự sinh sản | 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.
van Soest, R., N. Boury-Esnault, D. Janussen and J. Hooper 2005 World Porifera database. http://www.vliz.be/vmcdcdata/porifera. Consulted on 2007-08-06 [accessed06/08/07] (Tài liệu tham khảo 7979)
IUCN Red List Status
(Tài liệu tham khảo 130435: Version 2025-1)
CITES status (Tài liệu tham khảo 108899)
Not Evaluated
CMS (Tài liệu tham khảo 116361)
Not Evaluated
Threat to humans
Harmless
Human uses
| FishSource |
Các công cụ
Thêm thông tin
Population dynamicsSự sinh trưởngMax. ages / sizesLength-weight rel.Length-length rel.Length-frequenciesMass conversionSự phong phú Life cycleSự tái sinh sảnChín muồi sinh dụcSự sinh sảnĐẻ trứngEggsEgg developmentLarvae PhysiologyThành phần ô-xy
Human RelatedStamps, coins, misc.
Các nguồn internet
Estimates based on models
Preferred temperature
(Ref.
115969): -1.8 - 1.5, mean -0.7 (based on 1601 cells).
