Sagittoidea |
Phragmophora |
Eukrohniidae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Bathypelagic; depth range 200 - 3000 m (Ref. 116105). Temperate; 80°N - 0°N, 98°W - 18°W
Cosmopolitan.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm Max length : 2.3 cm BL male/unsexed; (Ref. 3682)
Maximum depth reported taken from Ref. 116364. This species is found from mesopelagic to bathypelagic depths (Refs. 83943, 116105). Mean latitude of occurrence = 40 (N); Present in China (Ref. 125708).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | 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).
Hansson, H.G. 1998. (Ref. 429)
IUCN Red List Status (Ref. 130435)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
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Tools
More information
Age/Size
Growth
Length-weight
Length-length
Morphology
Larvae
Abundance
Internet sources
Estimates based on models
Preferred temperature
(Ref.
115969): 0.3 - 7.4, mean 3.9 (based on 1125 cells).
Vulnerability
Low vulnerability (10 of 100).
Price category
Unknown.