Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; demersal. Subtropical; ? - 27°C (Ref. 35972)
North America: Tamesí River drainage, northeastern México.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 4.5 cm SL (female)
Short description
Morphology | Morphometrics
Dorsal
soft rays
(total): 7;
Anal
soft rays: 16;
Vertebrae: 37. Endopterygoid present; principal caudal fin rays 8+9; hypural fusion pattern of caudal fin PH;1+2;3+4+5. Branchiostegal rays 8; gill rakers 17; swim bladder reduced or absent; emarginate to weakly forked caudal fin; deeply notched adipose fin; head length 25.4% of SL; pelvic fin length 12.4% of SL.
Cave-restricted species.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Proudlove, G.S., 1997. A synopsis of the hypogean fishes of the world. p. 351-354. In Proceedings of the 12th International Congress of Speleology, La Chaux de Fonds, Switzerland. vol. 3. (Ref. 27297)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Fisheries: of no interest
More information
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
Age/SizeGrowthLength-weightLength-lengthLength-frequenciesMorphometricsMorphologyLarvaeLarval dynamicsRecruitmentAbundanceBRUVS
ReferencesAquacultureAquaculture profileStrainsGeneticsElectrophoresesHeritabilityDiseasesProcessingNutrientsMass conversion
Tools
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