Ascidiacea |
Stolidobranchia |
Pyuridae
Environment: milieu / climate zone / गहराई सीमा / distribution range
पारिस्थितिकी
; गहराई सीमा 0 - 500 m (संदर्भ 3435). Polar
Antarctic and sub-Antarctic.
Length at first maturity / आकार / Weight / Age
परिपक्व अवधि: Lm ? range ? - ? cm
Found on soft bottoms at depths of 20 to 30 m, and on moraine deposits at a depth of 30 m (Ref. 1753). Known from depths of 0 to 500 m (Ref. 3435).
Life cycle and mating behavior
परिपक्व अवधि | पुनरुत्पत्ति | मछलीऔ का अंडे देना | Eggs | Fecundity | Larvae
Members of the class Ascidiacea are hermaphroditic; both cross- and self-fertilization is typical. Life cycle: Eggs develop into lecithotrophic larva before metamorphosing into benthic adults.
Tatian, M., R.J. Sahade, M.E. Doucet and G.B. Esnal 1998 Ascidians (tunicata, ascidiacea) of Potter cove, South Shetland Islands, Antarctica. Antarc. Sci. 10(2):147-152. (संदर्भ 1753)
IUCN Red List Status
(संदर्भ 130435: Version 2025-1)
CITES status (संदर्भ 108899)
Not Evaluated
CMS (संदर्भ 116361)
Not Evaluated
Threat to humans
Human uses
| FishSource |
साधन
अधिक जानकारी
Trophic EcologyFood items (preys)
संघटक आहार
आहार खपत
परभक्षी
Population dynamicsबाढ़
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
बहुतायत
Life cycleपुनरुत्पत्तिपरिपक्व अवधिFecundityमछलीऔ का अंडे देनाEggsEgg developmentLarvae PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
इंटरनेट स्रोत
Estimates based on models
Preferred temperature
(Ref.
115969): -1.8 - 0.3, mean -1.2 (based on 326 cells).
Price category
Unknown.
