Actinopteri (ray-finned fishes) > Eupercaria/misc
(Various families in series Eupercaria) > Sciaenidae
(Drums or croakers)
Etymology: Miracorvina: Latin, mirus = wonderful + Latin, corvinus, corvus = raven, crow (Ref. 45335).
More on author: Norman.
Environment: milieu / climate zone / depth range / distribution range
Marine; demersal; depth range 50 - 300 m (Ref. 3593), usually 150 - 300 m (Ref. 3593). Tropical; 10°N - 17°S
Eastern Atlantic: Gulf of Guinea to southern Angola.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 128 cm TL male/unsexed; (Ref. 3593); common length : 60.0 cm TL male/unsexed; (Ref. 3593); max. published weight: 2.0 kg (Ref. 3593)
Occurs over sand and rock bottoms in slope and shelf waters, in temperatures which are below the thermocline. Feeds on swimming crustaceans and small fishes. Spawns from August to November in waters at 15°-16°C (Ref. 3593).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Chao, L.N. and E. Trewavas, 1990. Sciaenidae. p. 813-826. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris; and UNESCO, Paris. Vol. 2. (Ref. 3593)
IUCN Red List Status (Ref. 125652)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 11 - 15.3, mean 14 °C (based on 19 cells).
Phylogenetic diversity index (Ref. 82805
= 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00871 (0.00425 - 0.01785), b=3.08 (2.91 - 3.25), in cm total length, based on LWR estimates for this Subfamily-BS (Ref. 93245
Trophic level (Ref. 69278
): 4.0 ±0.65 se; based on food items.
Resilience (Ref. 120179
): Low, minimum population doubling time 4.5 - 14 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153
): Very high vulnerability (77 of 100) .
Climate Vulnerability (Ref. 125649
): (0 of 100) .