Actinopterygii (ray-finned fishes) > Polymixiiformes
(Beardfishes) > Polymixiidae
Etymology: Polymixia: Greek, poly = a lot of + Greek, myxos = mucus (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Marine; bathydemersal; depth range 410 - 660 m (Ref. 58018). Deep-water
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 20.3 cm SL male/unsexed; (Ref. 10919)
Morphology | Morphometrics
A benthic species found on the continental slope (Ref. 75154).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Kotlyar, A.N., 1993. A new species of the genus Polymixia (Polymixiidae, Beryciformes) from the Kyushu-Palau submarine ridge and notes on the other members of the genus. J. Ichthyol. 33(3):30-49. (Ref. 10919)
IUCN Red List Status (Ref. 119314)
CITES (Ref. 115941)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Preferred temperature (Ref. 115969
): 2 - 10.9, mean 7.2 (based on 58 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5029 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00646 (0.00294 - 0.01416), b=3.08 (2.89 - 3.27), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 4.0 ±0.7 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Moderate vulnerability (43 of 100) .