Gobiosoma longipala
Twoscale Goby
Collection Details
Specimens
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Records
Taxonomic Hierarchy
Actinopterygii (Ray-finned Fishes)
Perciformes (Perciformes, Also Called the Acanthopteri)
Gobiidae (Gobies)
Gobiosoma
Gobiosoma longipala (Twoscale Goby)
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
Head is depressed, flat on top, and concave behind eyes. Mouth is terminal, upper jaw extends beyond posterior margin of eye, and lower jaw is slightly included in upper jaw. Jaw teeth are arranged in two rows, with those in outer row enlarged. Tongue is truncate. Gill opening extends the length of pectoral fin base. Measurements are expressed as percent of SL: head length 26%–35%, pre-dorsal-fin length 33%–42%, pelvic fin length 18%–28%, caudal fin length 18%–30%, body depth 12%–18%; and as percent of head length: snout length 15%–24%, eye diameter 18%–29%. Pectoral fin rays number 15 to 17. First dorsal fin has seven spines, and second has one spine and 9 to 12 rays. Pelvic fins are united by membrane to form disc. Anal fin has one spine and 9 rays. Caudal fin is rounded. Body is naked except for scales on upper and lower bases of caudal fin. A single sensory pore is located between eyes. Preopercular sensory canal has three pores, and two pores occur above operculum. Vertebrae number 27: 11 precaudal and 16 caudal.
Color is brown, with nine narrow light bars.
Distribution
eastern Gulf of Mexico from Sanibel Island, FL, to Mississippi Sound, MS
Habitat Associations
shallow water
Biology
50 mm TL
Occurs generally on sand and shell bottoms.
IUCN Red List Status: Least Concern (LC), assessed 2011-08-11. Resilience: High (Preliminary K or Fecundity.).
References
Ginsburg 1933a
Ginsburg 1933b
Dawson 1963b
Dawson 1966a
Dawson 1966b
Hoese and Moore 1977
Hoese and Moore 1998
Böhlke and Robins 1968
Robins and Ray 1986
Boschung 1992
Smith 1997
Murdy and Hoese 2002b
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.
Van Tassell, J.L., J.-C. Joyeux, R.M. Macieira and L. Tornabene (2015) Status of Gobiosoma (Teleostei: Gobiidae) from Brazil: description of a new species, redescription of G. hemigymnum, molecular phylogeny of the genus, and key to Atlantic species. Zootaxa 4007(4):451-480. DOI: 10.11646/zootaxa.4007.4.1
Comments On Gobiosoma longipala