Klassifizierung / Names
Namen | Synonyme | Catalog of Fishes(Gattung, Arten) | ITIS | CoL | WoRMS | Cloffa
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Characiformes (Characins) >
Acestrorhamphidae (American tetras) > Hyphessobryconinae
Etymology: Hyphessobrycon: Greek, hyphesson, -on, -on = a little smaller + Greek, bryko = to bite (Ref. 45335); margitae: Named for Margit Zarske, the author's wife.
Eponymy: Margit Zarske is the senior author’s wife. She is a graduate teacher who, according to her husband, “…for many years has endured and supported my passion for ichthyology”. (Ref. 128868), visit book page.
Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet
Ökologie
; süßwasser benthopelagisch. Tropical
South America: Peru.
Größe / Gewicht / Alter
Geschlechtsreife: Lm ?  range ? - ? cm
Max length : 4.0 cm SL Männchen/unbestimmt; (Ref. 123638)
Kurzbeschreibung
Bestimmungsschlüssel | Morphologie | Morphometrie
This species is distinguished from H. peruvianus by having a bright blue, dorsal and ventral not sharply bounded longitudinal band (vs. sharply bounded), beginning behind the head (vs. beginning on the tip of snout); iris silvery to golden, dorsal gray to black (vs. dorsal red); differs from H. vanzolinii with fins reddish to strongly red in life, without any distal black marks in the anal fin (vs. distal black marks in the anal fin developed); differs from H. metae with having the external row of praemaxilla two (1.84, one to two)) tricuspid, broad, not compressed teeth (vs. 3.42, three to four, tricuspid or broad conical teeth compressed) (Ref. 123638).
Cross section: compressed.
Lebenszyklus und Paarungsverhalten
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fruchtbarkeit | Larven
Zarske, A., 2016. Hyphessobrycon margitae spec. nov.- ein neuer Salmler aus dem Einzugsgebiet des río Nanay in Peru (Teleostei: Characiformes: Characidae). Vert. Zool. 66(2):105-115. (Ref. 123638)
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) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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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 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). 🛈 |