Corvula batabana
No common name
Collection Details
Specimens
Photos
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Records
Taxonomic Hierarchy
Actinopterygii (Ray-finned Fishes)
Perciformes (Perciformes, Also Called the Acanthopteri)
Sciaenidae (Drums and Croakers)
Corvula
Corvula batabana
Description
This species account was compiled from
Composite (multiple sources) (McEachran, J.D. and J.D. Fechhelm. Fishes of the Gulf of Mexico. University of Texas Press, Austin.)
and processed using AI-assisted text extraction.
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Characters
Oblong profile, moderately oblique subterminal mouth, convex caudal fin, body patterned with stripes below lateral line. Dorsal profile nearly straight to dorsal fin origin. Posterior naris oval shaped. Maxilla extends to about center of pupil. Snout has three rostral and five marginal pores, chin has five mental pores. Jaw teeth small, conical, in bands, outer row of upper jaw and inner row of lower jaw slightly enlarged. Preopercular margin finely serrated but lacks spines. Gill rakers on first arch 18 to 22, moderately long and slender. Measurements (% SL): head length 29%–36%, snout length 7%–9%, interorbital width 7%–8%, eye diameter 5%–6%, upper jaw length 13%–14%, pectoral fin length 17%–20%, second anal fin spine length 11%–14%, body depth 32%–37%, caudal peduncle depth 11%–13%. Pectoral fin has 15 to 17 rays. Dorsal fin deeply notched, 10 or 11 spines in anterior section, 1 spine and 25 to 29 rays in posterior section. Anal fin has 2 spines and 7 or 8 rays. Body and most of head covered with ctenoid scales. Basal parts of rayed sections of dorsal and anal fins scaled. Gas bladder has yoke-shaped anterior chamber and carrot-shaped posterior chamber but lacks appendages.
Bluish gray, with scattered dark spots above lateral line and stripes below.
Distribution
Western Atlantic from both coasts of southern Florida, the Greater Antilles, and the Bay of Campeche.
In the Gulf of Mexico known from the southwest coast of Florida and the Bay of Campeche.
Habitat Associations
Clear, high saline water over vegetated mudflats and coral reef areas, between 10 and 30 m depth.
Vegetated mudflats and coral reef areas.
Biology
Crustaceans.
Maximum known size is 250 mm TL.
Mostly restricted to clear, sheltered, shore waters with luxuriant plant growth, usually from 3-10 m depth. Adults feed mainly on crustaceans (Ref. 7251).
Reproductive mode: dioecism; fertilization: external; nonguarders (open water/substratum egg scatterers); parental care: none.
IUCN Red List Status: Least Concern (LC), assessed 2019-10-03. Resilience: High (Preliminary K or Fecundity.).
Commercial or Environmental Importance
Fisheries: minor commercial.
References
Robins and Tabb 1965
Chao 1978
Chao 2002
Robins and Ray 1986
Smith 1997
Vega-Cendejas et al. 1997
Castro-Aguirre et al. 1999
Robins, C.R. and G.C. Ray (1986) A field guide to Atlantic coast fishes of North America. Houghton Mifflin Company, Boston, U.S.A. 354 p.
Claro, R. (1994) Características generales de la ictiofauna. p. 55-70. In R. Claro (ed.) Ecología de los peces marinos de Cuba. Instituto de Oceanología Academia de Ciencias de Cuba and Centro de Investigaciones de Quintana Roo.
Chao, N.L. (2003) Scianidae. Croakers. p. 1583-1653. In K.E. Carpenter (ed.) FAO species identification guide for fishery purposes. The living marine resources of the Western Central Atlantic. Vol. 3: Bony fishes part 2 (Opistognathidae to Molidae), sea turtles and marine mammals.
Patzner, R.A. (2008) Reproductive strategies of fish. pp. 311-350. In Rocha, M.J., A. Arukwe and B.G. Kapoor (eds). Fish reproduction: cytology, biology and ecology. Science Publisher, Inc. Oxford. 631 p.
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