Gobiosoma robustum
Taxonomic Hierarchy
Actinopterygii (Ray-finned Fishes)
Perciformes (Perciformes, Also Called the Acanthopteri)
Gobiidae (Gobies)
Gobiosoma
Gobiosoma robustum (Code 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
Naked; narrow bars on flank; head depressed; upper lip continuous across symphysis; upper jaw moderately protrusible; mouth terminal; jaw teeth in narrow bands with outermost row enlarged in upper jaw and innermost row enlarged in lower jaw; tongue truncate; gill opening extends length of pectoral fin base; measurements (% SL): head length 29.6%–31.8%, snout length 5.2%–6.5%, eye diameter 4.5%–5.1%, pre-dorsal-fin length 33.4%–37.5%, pelvic fin length 20.5%–22.2%, caudal fin length 27.5%–28.9%, body depth 19.2%–22.3%; pectoral fin rays 16 or 17; dorsal fin divided, first dorsal fin VII spines, second dorsal fin I spine and 10-12 rays; pelvic fins united by membrane to form disc; anal fin I spine and 8-10 rays; caudal fin rounded; sensory pore between eyes; preopercular sensory canal with 3 pores; vertebrae 27 (11 precaudal, 16 caudal)
Pale to dusky tan, usually with 10 to 12 dark, irregular, and interrupted bars
Distribution
Western Atlantic from eastern Florida and throughout the Gulf of Mexico
Habitat Associations
Shallow water of moderate to high salinity
Biology
Copepods, isopods, gammarid amphipods, and shrimps
50 mm TL
Adults inhabit seagrass beds and algal mats in very shallow, protected waters. Also found in bays and rivers (Ref. 97140). They prefer fully saline water (Ref. 7251). Salinity ranges from 0.0 to 37.6 (Ref. 97140).
Reproductive mode: dioecism; fertilization: external.
IUCN Red List Status: Least Concern (LC), assessed 2010-03-01. Resilience: High (K=0.81-2.01; tmax=1).
References
Ginsburg 1933b
Reid 1954
Springer and Woodburn 1960
Dawson 1966b
Böhlke and Chaplin 1968
Hoese and Moore 1977
Hoese and Moore 1998
Robins and Ray 1986
Smith 1997
Castro-Aguirre et al. 1999
Murdy and Hoese 2002b
Springer, V.G. and A. McErlan (1961) Spawning seasons and growth of the code goby, Gobiosoma robustum (Pisces: Gobiidae) in the Tampa Bay area. Tulane Stud. Zool. 9:77-85.
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 robustum