Parasudis truculenta
Longnose Greeneye
NS
G5
Collection Details
Specimens
Photos
There are no photos available for this taxon yet.
Records
Taxonomic Hierarchy
Actinopterygii (Ray-finned Fishes)
Aulopiformes
Chlorophthalmidae (Greeneyes)
Parasudis
Parasudis truculenta (Longnose Greeneye)
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.
It may contain errors in spelling, punctuation, or formatting.
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Characters
Body depth is 14.9% to 18.4%, head length is 31.6% to 33.9%, and snout length is 12.5% to 13.6% of SL. Teeth in jaw are small and arranged in rows anteriorly. Vomer has conical and fang-like teeth, and palatine has patch of recurved teeth. Eye is directed dorsolaterally. Gill rakers are lathlike, and number 1 on epibranch and 11 to 13 on lower limb of first arch. Pectoral fin is of moderate length and has 15 or 16 rays. Dorsal fin originates anterior to pelvic fin base and has 10 rays. Pelvic fin is subthoracic and has 9 rays. Anal fin is located beneath dorsal adipose fin and has 9 rays. Caudal fin is forked, and upper and lower lobes are of about equal length. Scales in longitudinal series number 78 to 85. Vertebrae number 38.
Color is light brown, with edge of each scale outlined by black line in skin below. Tip of dorsal fin is black.
Distribution
In the western Atlantic it occurs from Nantucket, Massachusetts, to the northern coast of Brazil north of the Amazon, including the Gulf of Mexico and the Caribbean Sea.
Habitat Associations
Tropical to warm temperate waters of the Atlantic Ocean, benthic, from 183 to 479 m.
Biology
Food consists of squids and midwater fishes.
Maximum known size is 225 mm SL.
Feed on fishes and sometimes sepia (Ref. 47377).
Reproductive mode: true hermaphroditism; fertilization: external.
IUCN Red List Status: Least Concern (LC), assessed 2013-01-29.
Phylogeny and Morphologically Similar Fishes
Distinguished from the other species of the family by the combination of characters described.
References
Mead 1966e
Uyeno et al. 1983
C. R. Robins et al. 1986
Boschung 1992
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.
Uyeno, T., K. Matsuura and E. Fujii (eds.) (1983) Fishes trawled off Suriname and French Guiana. Japan Marine Fishery Resource Research Center, Tokyo, Japan. 519 p.
Sierra, L.M., R. Claro and O.A. Popova (1994) Alimentacion y relaciones tróficas. p. 263-284. In Rodolfo Claro (ed.) Ecología de los Peces Marinos de Cuba. Instituto de Oceanología Academia de Ciencias de Cuba and Centro de Investigaciones de Quintana Roo, Mexico.
McEachran, J.D. and J.D. Fechhelm (1998) Fishes of the Gulf of Mexico. Volume 1: Myxiniformes to Gasterosteiformes. University of Texas Press, Austin. 1112p.
Figueiredo, J.L., A.P.D. Santos, N. Yamaguti, R.A. Bernardes and C.L. Del Bianco Rossi-Wongtschowski (2002) Peixes da zona econômica exclusiva da Região Sudeste-Sul do Brasil: Levantamento com Rede de Meia-Água. São-Paulo: Editora da Universidade de São Paulo; Imprensa Oficial do Estado, 242 p.
Sadovy de Mitcheson, Y. and M. Liu (2008) Functional hermaphroditism in teleosts. Fish Fish. 9(1):1-43. DOI: 10.1111/j.1467-2979.2007.00266.x
Comments On Parasudis truculenta