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Characiformes (Characins) >
Characidae (Characins; tetras) > Cheirodontinae
Etymology: Serrapinnus: Latin, serran, serranus, saw and a fish of genus Serranus + Latin, pinna = spiny, thorn (Ref. 45335).
More on author: Lütken.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
; acqua dolce benthopelagico; pH range: 6.0 - 7.5; dH range: ? - 25. Tropical; 20°C - 27°C (Ref. 2060)
South America: São Francisco River basin in Brazil.
Size / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 4.2 cm TL maschio/sesso non determinato; (Ref. 116968)
Occur in ponds. Oviparous with distinct pairing (Ref. 205). Presence of rays with hooks in the anal fin which can serve as contact organs during copulation according to other authors (Ref. 54306).
Life cycle and mating behavior
Maturities | Riproduzione | Spawnings | Egg(s) | Fecundities | Larve
Malabarba, L.R., 2003. Subfamily Cheirodontinae (Characins, tetras). p. 215-221. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 37055)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Strumenti
Special reports
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00977 (0.00566 - 0.01687), b=3.16 (3.02 - 3.30), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Ref.
69278): 2.6 ±0.5 se; based on size and trophs of closest relatives
Resilienza (Ref.
120179): Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (Fec=190).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).