Ascidiacea |
Stolidobranchia |
Styelidae
Environment: milieu / climate zone / تغييرات عمق / distribution range
بوم شناسي
; تغييرات عمق 0 - 1549 m (مرجع 3435). Polar
Southwest Atlantic, Southern Pacific and the Antarctic: From Antarctica to sub-Antarctic islands and South America.
Length at first maturity / Size / Weight / سن
بلوغ: Lm ? range ? - ? cm Max length : 20.0 cm TL جنس نر / بدون خواص جنسي; (مرجع 2588)
This species is the largest and most abundant Styelidae in the Antarctic Ocean (Ref. 2588). Maximum depth from Ref. 116836. Found on muddy bottoms at depths of 15 to 30 m, on hard bottoms at a depth of 30 m, and on moraine deposits at depths of 25 to 30 m (Ref. 1753), and also from depths of 0 to 200 m (Ref. 3435).
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | 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.
مآخذ اصلی
مراجع | هماهنگ كننده | همكاران
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. (مرجع 1753)
وضعيت در فهرست قرمز IUCN
(مرجع 130435: Version 2025-1)
وضعيت از نظر سايتس (مرجع 108899)
Not Evaluated
Not Evaluated
خطر برای انسان ها
استفاده انسانی
| FishSource |
ابزارها
اطلاعات بيشتر
Trophic EcologyFood items (preys)
تركيب غذايي
مصرف غذايي
شکارچیان
Life cycleتولید مثلبلوغFecundityتخم ریزیEggsنمو تخمLarvae PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
منابع اينترنتي
Estimates based on models
Preferred temperature
(Ref.
115969): -1.8 - 7.2, mean -0.6 (based on 513 cells).
Fishing Vulnerability
Low vulnerability (10 of 100).
طبقه قيمت
Unknown.
