Sagittoidea |
Phragmophora |
Eukrohniidae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Pelagic-oceanic; depth range 200 - 1000 m (Ref. 116105). Temperate; 5°C - 8°C (Ref. 1812); 60°N - 10°N, 98°W - 8°W
Cosmopolitan.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm Max length : 4.0 cm BL male/unsexed; (Ref. 3682)
Maximum depth from Ref. 83943. Deep sea (Ref. 116105). Mesopelagic or bathypelagic oceanic species with cosmopolitan distribution (Refs. 2255, 83943, 116362, 116365).
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: Version 2024-2)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
| FishSource |
Tools
More information
Trophic EcologyFood items (preys)
Diet composition
Food consumption
Predators
Life cycleReproductionMaturityFecunditySpawningEggsEgg developmentLarvae PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
Internet sources
Estimates based on models
Preferred temperature
(Ref.
115969): 2.1 - 5.2, mean 2.9 (based on 11 cells).
Fishing Vulnerability
Low vulnerability (10 of 100).
Price category
Unknown.