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Robust, somewhat compressed; mouth at front, moderately oblique, usually reaches to below front edge of eye; no teeth on roof of mouth; nape crest low, extends forward to between rear of eyes; margin of preopercle straight; cheek with 7 vertical rows of papillae; 1 pore between center of eyes and another between rear border of eyes; dorsal rays VI, 10, 2nd spine very elongate, reaches to between 4th ray and beyond base of 2nd dorsal; anal 9 rays; pectoral 17-20 (usually 19) rays, not reaching anal fin in adults; pelvics fused into disc; scales large, smooth on breast and on nape back to between 4th-5th dorsal spine and pectoral base, rough on rest of body; top of nape scaled almost to front of crest; 1-2 rows scales along lower 1/2 of nape crest; 26-27 lateral rows of scales behind upper pectoral angle, 9-10 rows between anal origin & 2nd dorsal base.
Preserved fish: uniform brown, darker in larger fish, scales with darker edges; 1st dorsal with light base, outer 1/2 dark, with 2-3 pale spots, rear one larger; tail with 8-9 faint bars; other fins pale; young fish with 5 small dark saddles along back, brown blotch behind eye, sometimes 4 brown lines behind eye on lower nape and mid opercle.
Size: 8.6 cm.
Habitat: tidal creeks & mangroves, tide pools on estuarine beaches.
Depth: 0-6 m.
Costa Rica and Panama.
Attributes Abundance: Common. Cites: Not listed. Climate Zone: Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo). Depth Range Max: 6 m. Depth Range Min: 0 m. Diet: mobile benthic worms; mobile benthic gastropods/bivalves; mobile benthic crustacea (shrimps/crabs). Eastern Pacific Range: Northern limit=10; Southern limit=8; Western limit=-86; Eastern limit=-78; Latitudinal range=2; Longitudinal range=8. Egg Type: Benthic; Pelagic larva. Feeding Group: Carnivore. FishBase Habitat: Demersal. Global Endemism: Tropical Eastern Pacific (TEP) endemic; East Pacific endemic; All species. Habitat: Estuary; Mangrove; Soft bottom (mud, sand,gravel, beach, estuary & mangrove); Soft bottom only. Inshore Offshore: Inshore; Inshore Only. IUCN Red List: Not evaluated / Listed. Length Max: 8.6 cm. Regional Endemism: Continent; Continent only; TEP endemic; Continental TEP endemic; Panamic province endemic; All species. Residency: Resident. Salinity: Brackish; Non Marine. Water Column Position: Bottom; Bottom only;
Birdsong , R. S. , Murdy , E. O. and Pezold, F. L., 1988., A study of the vertebral column and median fin osteology in gobioid fishes with comments on gobioid relationships., Bull. Mar. Sci., 42:174-214.
Dawson, C.E., 1972., A redescription of Lophogobius cristulatus Ginsburg (Pisces: Gobiidae) with notes on L. cyprinoides (Pallas)., Proc. Biol. Soc. Wash., 84:371-384.
Fischer , W. , Krup , F. , Schneider , W. , Sommer , C. , Carpenter , K. E. and Niem, V. H., 1995., Guia FAO para la Identificacion de Especies de para los fines de la Pesca. Pacifico Centro-Oriental. Volumen II. Vertebrados - Parte 1., FAO2:647-1200.
Ginsburg, I., 1939., Twenty-one new American gobies., J. Wash. Acad.Sci., 29(2):51-63.
Lopez , M. I. and Bussing, W. A., 1982., Lista provisional de los peces marinos de la Costa Rica., Revista de Biologia Tropical, 30(1):5-26.
Rubinoff , R. W. and Rubinoff, I., 1968., Interoceanic colonization of a marine goby through the Panama Canal., Nature, 217:476-478.
Hoese, D.F.
, 1995. Gobiidae. Gobios, chanquetes y guasetas. p. 1129-1135. In W. Fischer, F. Krupp, W. Schneider, C. Sommer, K.E. Carpenter and V. Niem (eds.) Guia FAO para Identification de Especies para lo Fines de la Pesca. Pacifico Centro-Oriental. 3 Vols. FAO, Rome. (Ref.
9304
)
Phylogenetic diversity index (Ref.
82804
): PD
50
= 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00708 (0.00333 - 0.01504), b=3.09 (2.92 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245
).
Trophic level (Ref.
69278
): 3.3 ±0.4 se; based on size and trophs of closest relatives
Resilience (Ref.
120179
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153
): Low vulnerability (10 of 100).
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