Sagittoidea |
Aphragmophora |
Pterosagittidae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Pelagic; depth range 0 - 677 m (Ref. 116105). Temperate; 45°N - 48°S, 98°W - 175°W
Cosmopolitan.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm Max length : 1.6 cm BL male/unsexed; (Ref. 8281)
Minimum depth from Ref. 1715.
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 2024-1)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
| FishSource |
Tools
More information
Population dynamicsGrowthAge/SizeLength-weightLength-lengthLength-frequenciesMass conversionRecruitmentAbundance Life cycleReproductionMaturityFecunditySpawningEggsEgg developmentLarvaeLarval dynamics Human RelatedAquaculture profile
Stamps, Coins Misc.
Internet sources
Estimates based on models
Preferred temperature
(Ref.
115969): 15.9 - 28.2, mean 24.7 (based on 1746 cells).
Vulnerability
Low vulnerability (10 of 100).
Price category
Unknown.