Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; demersal; depth range 0 - 91 m (Ref. 11892). Polar; 46°S - 54°S
Southern Ocean: Kerguelen and Crozet Islands; littoral and deeper waters of Heard Island.
Size / Weight / Age
Maturity: Lm ? range ? - ? cm
Max length : 8.2 cm TL male/unsexed; (Ref. 11892)
Short description
Identification keys | Morphology | Morphometrics
Found under rocks on the beach or in tide pools, but may also be found deeper (down to 80 m) among kelp and other algae (Ref. 5191). Feed on small crustaceans and common in littoral of all sub-Antarctic islands (Ref. 42041).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Hureau, J.-C., 1990. Harpagiferidae. p. 357-363. In O. Gon and P.C. Heemstra (eds.) Fishes of the Southern Ocean. J.L.B. Smith Institute of Ichthyology, Grahamstown, South Africa. 462 p. (Ref. 5191)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Tools
Special reports
Download XML
Internet sources
Estimates based on models
Preferred temperature (Ref.
123201): 2.9 - 3.8, mean 3.2 °C (based on 18 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5010 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00525 (0.00206 - 0.01336), b=3.10 (2.88 - 3.32), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.2 ±0.5 se; based on size and trophs of closest relatives
Resilience (Ref.
120179): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
