Actinopterygii (ray-finned fishes) > Osmeriformes
(Smelts) > Microstomatidae
Etymology: Microstoma: Greek, mikros = small + Greek,stoma = mouth (Ref. 45335).
Environment / Climate / Range
Marine; bathypelagic. Deep-water; 55°N - 49°S, 180°W - 180°E
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 21.0 cm TL male/unsexed; (Ref. 3978)
Probably worldwide in tropical and subtropical seas. Eastern Atlantic: southern Ireland, scattered records in western Mediterranean, also Madeira Islands. Western Atlantic: Gulf of Mexico (Ref. 27768). Western Pacific: Australia (Ref. 7300) and New Zealand (Ref. 5755).
Mesopelagic species (Ref. 3978, 58302). Generally solitary. Probably feeds on zooplankton. Spawns throughout the year in the Mediterranean, more in winter.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Cohen, D.M., 1984. Argentinidae (including Microstomatidae). p. 386-391. In P.J.P. Whitehead, M.-L. Bauchot, J.-C. Hureau, J. Nielsen and E. Tortonese (eds.) Fishes of the north-eastern Atlantic and the Mediterranean, Volume 1. Unesco, Paris. (Ref. 4773)
IUCN Red List Status (Ref. 96402)
CITES (Ref. 94142)
Threat to humans
Fisheries: of no interest
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), based on all LWR estimates for this body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.4 ±0.45 se; Based on food items.
Resilience (Ref. 69278
Vulnerability (Ref. 59153
): Low vulnerability (11 of 100) .