Teleostei (teleosts) >
Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobionellinae
Etymology: Stenogobius: Greek, stenos = narrow + Latin, gobius = gudgeon (Ref. 45335).
More on author: Bleeker.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; brackish; demersal. Tropical
Africa: freshwater streams and rivers of Madagascar and Reunion.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 15.0 cm SL male/unsexed; (Ref. 48660); 6.6 cm SL (female)
Short description
Identification keys | Morphology | Morphometrics
Dorsal spines (total): 7; Dorsal soft rays (total): 10 - 11; Anal spines: 1; Anal soft rays: 10 - 11. On males first dorsal fin same height or higher than second dorsal fin with spines generally filamentous; predorsal midline scales 15 to 19, always fully scaled; caudal peduncle elongate when compared to species of S. genivittatus and S. blokzeyli species complexes; in females first and second dorsal fins with dusky spotting forming two to three rows.
Body shape (shape guide): fusiform / normal; Cross section: oval.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Watson, R.E., 1991. A provisional review of the genus Stenogobius with descriptions of a new subgenus and thirteen new species (Pisces: Teleostei: Gobiidae). Rec. West. Aust. Mus. 15(3):627-710. (Ref. 34009)
IUCN Red List Status (Ref. 130435: Version 2025-2 (Global))
Threat to humans
Harmless
Human uses
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Estimates based on models
Phylogenetic diversity index (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01000 (0.00442 - 0.02263), b=3.00 (2.81 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trophic level (Ref. 69278) |
3.7 ±0.6 se; based on size and trophs of closest relatives |
Resilience (Ref. 120179) |
Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.). |
Fishing Vulnerability (Ref. 59153) |
Low to moderate vulnerability (30 of 100). 🛈 |