Classification / Names
Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa
Actinopteri (ray-finned fishes) > Cypriniformes
(Carps) > Cyprinidae
(Minnows or carps) > Cyprininae
Etymology: Sinocyclocheilus: Latin, sino, sina = from China + Greek, kyklos = circle + Greek, cheilos = lip (Ref. 45335); gracilicaudatus: Derived from gracilis meaning slender and caudatus meaning tail, in reference to the narrow caudal peduncle and caudal fin. A noun in apposition.
Environment: milieu / climate zone / depth range / distribution range
Freshwater; benthopelagic. Subtropical
Asia: Pearl (Zhujiang) River basin in China.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 9.5 cm SL male/unsexed; (Ref. 95062)
Morphology | Morphometrics
soft rays: 5;
Vertebrae: 37 - 39. This species differs from its congeners by having the following combination of characters: eyes present, normal; well scaled, except head; lateral line curved with 59-64 scales; body shape normal; dorsal-fin spine half-hard; 8 gill rakers; 8 predorsal vertebrae; length of caudal peduncle 21.3-22.7% of SL; depth of caudal peduncle 10.5-12.0% SL (Ref. 95062).
Found in a subterranean river of a cave (Ref. 95062).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Wang, D., Y. Zhao, J. Yang and C. Zhang, 2014. A new cavefish species from Southwest China, Sinocyclocheilus gracilicaudatus sp. nov. (Teleostei: Cypriniformes: Cyprinidae). Zootaxa 3768(5):583-590. (Ref. 95062)
IUCN Red List Status (Ref. 123251)
CITES (Ref. 123416)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01175 (0.00550 - 0.02508), b=3.00 (2.83 - 3.17), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic level (Ref. 69278
): 2.9 ±0.3 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.).
Vulnerability (Ref. 59153
): Low vulnerability (23 of 100) .