Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Dactyloscopidae
Etymology: Myxodagnus: Greek, myxos = mucus + Greek, agnos = pure (Ref. 45335). More on authors: Myers & Wade.
Environment: milieu / climate zone / depth range / distribution range
Marine; demersal; depth range 18 - 46 m (Ref. 28023). Tropical
Southeast Pacific: Endemic to the Galapagos Islands.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 6.1 cm SL male/unsexed; (Ref. 28023)
Occurs on sandy substrata, commonly on coarse on coarse sand beach habitat or in isolated patches of sand in the intertidal zone. Stenohaline, not known to occur in low salinity or in freshwater habitat. Carnivorous, feeds on various small benthic invertebrates (Ref. 28023).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Grove, J.S. and R.J. Lavenberg, 1997. The fishes of the Galápagos Islands. Stanford University Press, Stanford, 863 p. (Ref. 28023)
IUCN Red List Status (Ref. 120744)
CITES (Ref. 118484)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 14.5 - 23.7, mean 19.3 (based on 4 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm Total Length, based on all LWR estimates for this body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.5 ±0.37 se; Based on food items.
Resilience (Ref. 120179
): High, minimum population doubling time less than 15 months ().
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .