Sagittoidea |
Aphragmophora |
Sagittidae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Pelagic; depth range 200 - 677 m (Ref. 116105). Temperate; 75°N - 48°S, 98°W - 175°E
Circumglobal in temperate and tropical epipelagic waters.
Length at first maturity / Size / Weight / Age
Maturity: Lm ? range ? - ? cm Max length : 1.9 cm BL male/unsexed; (Ref. 2255)
Epiplanktonic to mesoplanktonic. Hypersaline specialist (Ref. 116105). Epipelagic (Ref. 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).
Pierrot-Bultz, A.C. and K.C. Chidgey 1988 Chaetognatha: keys and notes fro the identification of the species. Synopses of the British Fauna (New Series). (39):72 p. (Ref. 2255)
IUCN Red List Status
(Ref. 130435: Version 2025-1)
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): 8.8 - 21.1, mean 14.2 (based on 531 cells).
Fishing Vulnerability
Low vulnerability (10 of 100).
Price category
Unknown.
