Actinopterygii (ray-finned fishes) > Lampriformes
(Velifers, tube-eyes and ribbonfishes) > Lophotidae
Etymology: Eumecichthys: Greek, eumekes = very larg or long (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Marine; bathypelagic. Deep-water
Probably worldwide. Western Atlantic: southeastern Florida in USA. Southeast Atlantic: False Bay, South Africa (Ref. 4165). Northwest Pacific: Japan (Ref. 559). Eastern Central Pacific: Hawaii and Mexico (Ref. 4165). Indian Ocean: India (Ref. 4165).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 150 cm TL male/unsexed; (Ref. 7251)
Morphology | Morphometrics
soft rays: 5 - 9. Head and body silvery in color with 24-60 dark sub vertical bands; dorsal and caudal fins crimson in color (Ref. 4165). Dorsal fin with 310-392 soft rays.
A rare (Ref. 4165), mesopelagic species found at 1,000 m depth (Ref. 5213).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Heemstra, P.C., 1986. Lophotidae. p. 402-403. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 4165)
IUCN Red List Status (Ref. 115185)
CITES (Ref. 115941)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Preferred temperature (Ref. 115969
): 7.7 - 15.1, mean 10.6 (based on 338 cells).
Phylogenetic diversity index (Ref. 82805
= 1.0625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00115 (0.00043 - 0.00310), b=3.07 (2.84 - 3.30), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 4.1 ±0.6 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
): Very Low, minimum population doubling time more than 14 years ().
Vulnerability (Ref. 59153
): Very high vulnerability (80 of 100) .