Klassifizierung / Names
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Siluriformes (Catfishes) >
Loricariidae (Armored catfishes) > Hypostominae
Etymology: Chaetostoma: Greek, chaite = hair + Greek, stoma = mouth (Ref. 45335); sacramento: Name 'Chaetostoma sacramento' from the type locality of the species, Pampa de Sacramento.
Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet
Ökologie
; süßwasser demersal. Tropical
South America: Peru.
Größe / Gewicht / Alter
Geschlechtsreife: Lm ?  range ? - ? cm
Max length : 7.9 cm SL Männchen/unbestimmt; (Ref. 133161)
Kurzbeschreibung
Bestimmungsschlüssel | Morphologie | Morphometrie
This species is distinguished from its congeners by the following set of characters: distinct, white, variably-shaped spots or vermiculations ½-2× nostril diameter on grey to brown background on the head; highly variable, small to large distinct white spots, vermiculations or bands on the body; adipose fin fully formed; uniformly brown adipose fin; golden spots across the dorsal fin rays; eight branched dorsal-fin rays; curved cheek odontodes; two predorsal plates; presence of excrescence; pelvic-fin insertion slightly posterior of dorsal-fin insertion (Ref. 133161).
Cross section: oval.
Lebenszyklus und Paarungsverhalten
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fruchtbarkeit | Larven
Meza-Vargas, V., J.L. Ramirez and N.K. Lujan, 2024. The ornate rubbernose pleco (Siluriformes, Loricariidae, Chaetostoma), a new species from the Ucayali River Basin, Peru. Zoosyst. Evol. 100 (4):1387-1400. (Ref. 133161)
IUCN Rote Liste Status (Ref. 130435: Version 2025-2 (Global))
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Fischereien: nicht kommerziell
Tools
Zusatzinformationen
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Internet Quellen
Schätzungen auf der Grundlage von Modellen
Phylogenetischer Diversitätsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01660 (0.00737 - 0.03739), b=2.95 (2.77 - 3.13), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Widerstandsfähigkeit (Ref.
120179): hoch, Verdopplung der Population dauert weniger als 15 Monate. (Preliminary K or Fecundity.).
Anfälligkeit der Fischerei (Ref.
59153): Low vulnerability (10 of 100).
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