Actinopteri (ray-finned fishes) > Cypriniformes
(Carps) > Danionidae
(Danios) > Chedrinae
Etymology: Nematabramis: Greek, nema, -atos = filament + Old French, breme, bresme = a fresh water fish; 1460 (Ref. 45335).
More on authors: Seale & Bean.
Environment: milieu / climate zone / depth range / distribution range
Freshwater; benthopelagic. Tropical
Asia: Zamboanga, Basilan, Palawan, and Busuanga; probably occurs in Tawi-Tawi and Balabac.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 10.1 cm SL male/unsexed; (Ref. 7050)
Morphology | Morphometrics
soft rays: 12 - 14. Specimens dusky above, pale or pale-yellowish sides and belly; opercle and preopercle silvery; scales outlined by dark dots. Head naked; mouth large, oblique; upper thin lip slightly protractile with a median notch into which fits a small knob on tip of lower lip. Pectoral pointed, tip extending beyond origin of small ventrals; caudal slightly longer than head with the lower lobe larger. Belly with a sharp, cutting edge. Barbels shorter than head; number of anal fin rays smaller than N. everetti and N. steindachneri. 22-23 scales from nape to dorsal.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Herre, A.W.C.T., 1924. Distribution of the true freshwater fishes in the Philippines. I. The Philippine Cyprinidae. Philipp. J. Sci. 24(3):249-307. (Ref. 2929)
IUCN Red List Status (Ref. 125652)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Phylogenetic diversity index (Ref. 82805
= 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01995 (0.00906 - 0.04395), b=3.01 (2.83 - 3.19), in cm total length, based on all LWR estimates for this BS (Ref. 93245
Trophic level (Ref. 69278
): 3.3 ±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 (10 of 100) .
Climate Vulnerability (Ref. 125649
): (0 of 100) .