Sagittoidea |
Aphragmophora |
Sagittidae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Pelagic; depth range 0 - 677 m (Ref. 83943). Temperate; 9°C - 18°C (Ref. 1812); 60°N - 48°S, 98°W - 175°W
Cosmopolitan.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm Max length : 1.0 cm BL male/unsexed; (Ref. 2255)
One of the smallest chaetognaths (Ref. 2255). Maximum depth from Ref. 116105. This is an oceanic epiplanktonic species (Refs. 3702, 116362). Also mesoplanktonic, semi-neritic, and found in the outer continental shelf (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 2025-2 (Global))
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
FAO - Publication: search | 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
Fishing Vulnerability (Ref. 71543) |
Low vulnerability (10 of 100). |
Price category (Ref. 80766): |
Unknown. |