Actinopteri (ray-finned fishes) > Stomiiformes
(Lightfishes and dragonfishes) > Sternoptychidae
(Marine hatchetfishes) > Sternoptychinae
Etymology: Argyropelecus: Greek, argyros = silvered, silver + Greek, pelekys = axe (Ref. 45335). More on author: Garman.
Environment: milieu / climate zone / depth range / distribution range
Marine; bathypelagic; depth range 150 - 700 m (Ref. 35838), usually - m (Ref. ). Deep-water; 0°C -
Western Pacific: Papua New Guinea (Ref. 6993) and New Zealand (Ref. 5755). Eastern Pacific: southern British Columbia, Canada to California, USA and farther south (Ref. 2850).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 5.9 cm TL male/unsexed; (Ref. 2850)
Copepods have been found in the food items consumed by this species (Ref. 6885). Oviparous, with planktonic eggs and larvae (Ref. 35838). Minimum depth is from Ref. 82347.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983. A field guide to Pacific coast fishes of North America. Boston (MA, USA): Houghton Mifflin Company. xii+336 p. (Ref. 2850)
IUCN Red List Status (Ref. 124695)
Threat to humans
Estimates based on models
Preferred temperature (Ref. 115969
): 3.3 - 16.3, mean 10.2 °C (based on 366 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01585 (0.00628 - 0.03998), b=3.06 (2.84 - 3.28), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic level (Ref. 69278
): 3.0 ±0.16 se; based on food items.
Resilience (Ref. 120179
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Low vulnerability (15 of 100) .