Teleostei (teleosts) >
Cypriniformes (Carps) >
Gobionidae (Gudgeons)
Etymology: Squalidus: Latin, squalidus = pale, weak + Latin, barbus = barbel (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; brackish; benthopelagic. Tropical
Asia: Hainan Island, China.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 5.1 cm SL male/unsexed; (Ref. 33792)
Body light gray, with a black stripe along dorsal midline and longitudinally black zones along lateral midline of body; black stripes on dorsal and caudal fins.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Jin, X., 1991. Gobioninae. p. 185-223. In J.-H. Pan, L. Zhong, C.-Y. Zheng, H.-L. Wu and J.-H. Liu (eds). 1991. The freshwater fishes of Guangdong Province. Guangdong Science and Technology Press, Guangzhou. 589 p. (Ref. 33299)
IUCN Red List Status (Ref. 130435: Version 2025-2 (Global))
Threat to humans
Harmless
Human uses
Tools
Special reports
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Internet sources
Estimates based on models
Phylogenetic diversity index (Ref. 82804) |
PD50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00575 (0.00268 - 0.01234), b=3.12 (2.95 - 3.29), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245). |
Trophic level (Ref. 69278) |
3.1 ±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 (17 of 100). 🛈 |