Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Gobiidae
(Gobies) > Gobionellinae
Etymology: Schismatogobius: Greek, schisma, -atos = crack, fissure + latin, gobius = gudgeon (Ref. 45335); risdawatiae: Named for Ms. Renny Risdawati from Padang University, who helped in collecting freshwater fishes in Padang, Sumatra.
Environment: milieu / climate zone / depth range / distribution range
Freshwater; demersal. Tropical
Asia: Sumatra, Indonesia.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 3.0 cm SL male/unsexed; (Ref. 116448)
Morphology | Morphometrics
soft rays: 9. Schismatogobius risdawatiae is distinguished by the following characters: pectoral fin usually with 16 rays; pectoral fins with a broad dorsal black band; membrane in first dorsal fin posterior to spine 6 partly connected to base of spine of second dorsal fin in male and not in female; ventral surface of head in male brownish, frenum slightly pigmented; ventral surface of head in female whitish with a blackish border and a white mentum; and frenum and pelvic disk whitish (Ref. 116448).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Keith, P., C. Lord, H. Darhuddin, G. Limmon, T. Sukmono, R. Hadiaty and N. Hubert, 2017. Schismatogobius (Gobiidae) from Indonesia, with description of four new species. Cybium 41(2):195-211. (Ref. 116448)
IUCN Red List Status (Ref. 119314)
CITES (Ref. 115941)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00724 (0.00320 - 0.01640), b=3.01 (2.82 - 3.20), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.1 ±0.3 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .