Sagittoidea |
Phragmophora |
Eukrohniidae
Environment: milieu / climate zone / djupintervall / distribution range
Ekologi
Batypelagisk; djupintervall 200 - 3480 m (Ref. 1665). Deep-water
Northern Pacific: Bering Sea and Russia.
Length at first maturity / Size / Weight / Age
Könsmognad: Lm ? range ? - ? cm Max length : 1.4 cm TL hane/ej könsbestämd; (Ref. 1665)
Minimum depth based on type locality; maximum depth based on holotype (Ref. 1665); to be replaced with a better reference.
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | 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).
Kasatkina, A.P. 2001 On changes in the arrowworm (Chaetognatha) fauna in the Western Bering Sea and Northwestern Pacific. Russian Journal of Marine Biology. 27(1):14-20. (Ref. 1665)
IUCN Red List Status
(Ref. 130435: Version 2025-1)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
| FishSource |
Verktyg
Ytterligare information
Trophic EcologyFood items (preys)
Födosammansättning
Födointag
Predatorer
Population dynamicsTillväxt
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Abundans
PhysiologySyreförbrukning
Human RelatedStamps, coins, misc.
Internet-källor
Estimates based on models
Fishing Vulnerability
Low vulnerability (10 of 100).
Price category
Unknown.
