Sagittoidea |
Phragmophora |
Spadellidae
Environment: milieu / climate zone / गहराई सीमा / distribution range
पारिस्थितिकी
बेनथोपिलाजिक; गहराई सीमा 1600 - 1600 m (संदर्भ 1808). Tropical; 39°N - 36°N, 34°W - 31°W
Mid-Atlantic Ridge.
Length at first maturity / आकार / Weight / Age
परिपक्व अवधि: Lm ? range ? - ? cm Max length : 0.4 cm BL पुल्लिंग / अलिंग; (संदर्भ )
Benthopelagic; Mean latitude of occurrence = 37.5 (N); No known presence in China (Ref. 125708). Bentho-planktonic. Inhabits hydrothermal vents.
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).
Casanova, J.-P. and X. Moreau 2005 Calispadella alata n. gen., n. sp., the first chaetognath recorded from a hydrothermal vent site (Mid-Atlantic Ridge). Journal of Plankton Research 27(2):221-225. (संदर्भ 1808)
IUCN Red List Status
(संदर्भ 130435: Version 2025-1)
CITES status (संदर्भ 108899)
Not Evaluated
CMS (संदर्भ 116361)
Not Evaluated
Threat to humans
Harmless
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
Fishing Vulnerability
Low vulnerability (10 of 100).
