Sagittoidea |
Phragmophora |
Eukrohniidae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Pelagic-oceanic; depth range 0 - 3000 m (Ref. 1812). Temperate; -2°C - 17°C (Ref. 1705); 80°N - 76°S, 0°E - 0°E
Arctic, Atlantic, Indo-Pacific and the Antarctic. Common in Southeast Pacific.
Length at first maturity / Size / Weight / Age
Maturity: Lm ? range ? - ? cm Max length : 4.3 cm BL male/unsexed; (Ref. 2255)
Bipolar distribution with tropical submergence. Epipelagic in high latitudes and mesopelagic (Ref. 116362) or bathypelagic (Ref. 116365) in lower latitudes (Ref. 2255). Found at depths between 50 and 200 m during winter and spring and below 200 m during summer and autumn (Ref. 1812).
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
| FishSource |
Tools
Internet sources
Estimates based on models
Preferred temperature
(Ref.
115969): 0.2 - 5.6, mean 1.6 (based on 2391 cells).
Vulnerability
Low vulnerability (10 of 100).
Price category
Unknown.
