Sagittoidea |
Aphragmophora |
Sagittidae
Environment: milieu / climate zone / تغييرات عمق / distribution range
بوم شناسي
سطح زی. Temperate; 60°N - 35°N, 66°W - 42°E
Northeast Atlantic, Mediterranean and Black Sea.
Length at first maturity / Size / Weight / سن
بلوغ: Lm ? range ? - ? cm Max length : 1.4 cm BL جنس نر / بدون خواص جنسي; (مرجع 2255)
This species display diel vertical migrations and are concentrated in the upper water at night (Ref. 96408). Mean latitude of occurrence = 47.5 (N); No known presence in China (Ref. 125708).
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | Eggs | Fecundity | Larvae
Members of the phylum Chaetognatha are hermaphroditic. Mating behavior: A preliminary visual signaling behavior for species recognition is observed to prevent predation. Life cycle: Eggs directly develop into miniature adults (hatchlings).
مآخذ اصلی
مراجع | هماهنگ كننده | همكاران
Pierrot-Bultz, A.C. and K.C. Chidgey 1988 Chaetognatha: keys and notes fro the identification of the species. Synopses of the British Fauna (New Series). (39):72 p. (مرجع 2255)
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 غذاييمصرف غذاييشکارچیان Life cycleتولید مثلبلوغFecundityتخم ریزیEggsنمو تخمLarvae PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
منابع اينترنتي
Estimates based on models
Fishing Vulnerability
Low vulnerability (10 of 100).
طبقه قيمت
Unknown.
