Sagittoidea |
Phragmophora |
Eukrohniidae
Environment: milieu / climate zone / गहराई सीमा / distribution range
पारिस्थितिकी
बैथीपिलाजिक; गहराई सीमा 1000 - 2000 m (संदर्भ 1643). Polar; 60°S - 66°S, 56°W - 85°E
Antarctic Ocean: Atlantic and Indian oceans.
Length at first maturity / आकार / Weight / Age
परिपक्व अवधि: Lm ? range ? - ? cm Max length : 0.9 cm BL पुल्लिंग / अलिंग; (संदर्भ 3682)
Depth based on type locality (Ref. 3682); to be replaced with a better reference. Bathypelagic (Ref. 116364).
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).
Kapp, H. and W. Hagen 1985 Two new species of Heterokrohnia (Chaetognatha) from Antarctic Waters. Polar Biol. 4:53-59. (संदर्भ 1643)
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
Fishing Vulnerability
Low vulnerability (10 of 100).
Price category
Unknown.
