Klassifizierung / Names
Namen | Synonyme | Catalog of Fishes(Gattung, Arten) | ITIS | CoL | WoRMS | Cloffa
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Siluriformes (Catfishes) >
Callichthyidae (Callichthyid armored catfishes) > Corydoradinae
Etymology: Brochis: Greek, brogchia, -as = throat, trachea (Ref. 45335); costai: Named after Wilson Costa, who first collected and identified the species as new, in 1999.
Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet
Ökologie
; süßwasser demersal. Tropical
South America: Brazil.
Größe / Gewicht / Alter
Geschlechtsreife: Lm ? range ? - ? cm
Max length : 4.5 cm SL Männchen/unbestimmt; (Ref. 137524)
Kurzbeschreibung
Bestimmungsschlüssel | Morphologie | Morphometrie
This species is distinguished by the following characters: presence of series of large irregular dark brown blotches on dorsal and lateral surfaces of body from anteriormost lateral plates to caudal peduncle; five well delimited large dark brown blotches from the caudal fin base to the posterior margin of opercle, along the junction of dorsal and ventral plates on the midline of body, and lower region of cleithrum dark ; parapophyses of fourth free vertebra reduced and separated from each other, not fused into a haemal arch; 5 pairs of ribs; odontodes present on infraorbitals and opercle; nuchal plate not in contact with supraoccipital plate; first haemal arch present on sixth free vertebra, precaudal vertebra 7-9; non-segmented rays on A i; short head length 32.0-35.8 % mm SL, and head depth 90.7-96.6 % mm HL (Ref. 138431).
Body shape (shape guide): elongated; Cross section: angular.
Lebenszyklus und Paarungsverhalten
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fruchtbarkeit | Larven
Dias, A.C., L.F.C. Tencatt, F.F. Roxo, G.S.C. da Costa Silva, S.A. Santos, M.R. Britto, I. Taylor and C. Oliveira, 2024. Phylogenomic analyses in the complex Neotropical subfamily Corydoradinae (Siluriformes: Callichthyidae) with a new classification based on morphological and molecular data. Zool. J. Linn. Soc. 203(3):1-31. (Ref. 137524)
IUCN Rote Liste Status (Ref. 130435: Version 2025-2 (Global))
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
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=0.00741 (0.00287 - 0.01912), b=3.14 (2.92 - 3.36), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophische Ebene (Ref.
69278): 2.9 ±0.3 se; based on size and trophs of closest relatives
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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