Actinopteri (ray-finned fishes) > Acropomatiformes
(Oceanic basses) > Epigonidae
Etymology: Epigonus: Greek, epi = over, in front + Greek, gonio = angle (Ref. 45335); draco: Name from Latin noun 'draco' meaning dragon; referring to the slender body and distinct scale pattern on the body surface.
Environment: milieu / climate zone / depth range / distribution range
Marine; bathypelagic; depth range 391 - 786 m (Ref. 105887). Deep-water
Western Pacific: from the Philippines, the Solomon Is and Vanuatu.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 16.0 cm SL male/unsexed; (Ref. 105887)
Morphology | Morphometrics
soft rays: 9;
Vertebrae: 25. This species is distinguished by the following set of characters: D VII-I,10; pectoral-fin rays 19-20; total gill rakers 22-23; pyloric caeca 7-9; pored lateral-line scales 47-49 + 3-4; scales below lateral line 9; vertebrae 10+15; with opercular spine; no maxillary mustache-like process; no ribs on last abdominal vertebra; uppermost margin of pectoral-fin base is lower than horizontal line through center of eye; proximal radial of first anal-fin pterygiophore is slender; mouth cavity is black (Ref. 105887).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Okamoto, M., 2015. Epigonus draco, a new species of deepwater cardinalfish (Perciformes: Epigonidae) from the Western Pacific. Species Diversity 20:121-127. (Ref. 105887)
IUCN Red List Status (Ref. 123251)
CITES (Ref. 123416)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 2 - 4.1, mean 2.6 °C (based on 1887 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00589 (0.00246 - 0.01407), b=3.12 (2.91 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic level (Ref. 69278
): 3.4 ±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.).
Vulnerability (Ref. 59153
): Low to moderate vulnerability (34 of 100) .