Sagittoidea |
Aphragmophora |
Sagittidae
Environment: milieu / climate zone / गहराई सीमा / distribution range
पारिस्थितिकी
; गहराई सीमा 0 - 2000 m (संदर्भ 1812), usually 0 - 600 m (संदर्भ 1812). Temperate; 5°C - 14°C (संदर्भ 1812); 75°N - 73°S, 0°E - 0°E
Circumglobal.
Length at first maturity / आकार / Weight / Age
परिपक्व अवधि: Lm ?  range ? - ? cm Max length : 9.0 cm BL पुल्लिंग / अलिंग; (संदर्भ 2255)
One of the largest chaetognaths (Ref. 2255). Maximum depth reported taken from Ref. 116364. Inhabits mesopelagic (Refs. 116362, 116365) to bathypelagic zones (Ref. 3682).
Life cycle and mating behavior
परिपक्व अवधि | पुनरुत्पत्ति | मछलीऔ का अंडे देना | 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).
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. (संदर्भ 2255)
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 आहारआहार खपतपरभक्षी Population dynamicsबाढ़Max. ages / sizesLength-weight rel.Length-length rel.Length-frequenciesMass conversionबहुतायत 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 - 12.9, mean 7.2 (based on 5397 cells).
Fishing Vulnerability
Low vulnerability (10 of 100).
Price category
Unknown.