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Characiformes (Characins) >
Acestrorhamphidae (American tetras) > Stichonodontinae
Etymology: iris: Name 'iris' from a Greek word meaning rainbow, in allusion to the colorful body of the species, containing the different colors of the rainbow. A noun in apposition.
Eponymy: Dr William J Moenkhaus (1871–1947) was an American geneticist and ichthyologist who became Professor of Physiology at Indiana University Medical School (1904–1941), where he was Eigenmann’s colleague. [...] (Ref. 128868), visit book page.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
; eau douce benthopélagique. Tropical
South America: Brazil.
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 5.1 cm SL mâle / non sexé; (Ref. 137761)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Rayons mous dorsaux (Total) : 9; Rayons mous anaux: 18 - 19; Vertèbres: 33. This species is distinguished from its congeners by the following set of characters: presence of a single, vertically elongated humeral spot; absence of any distinct blotch at the caudal peduncle or caudal fin; absence of a characteristic black oblique line at anal fin; absence of the longitudinal series of dark blotches on body; 18-19 branched anal-fin rays; dorsal half of body blue or green and the ventral half of body reddish, more intense above the anal fin (Ref. 137761).
Body shape (shape guide): short and / or deep; Cross section: compressed.
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Marinho, M.M.F. and F.C.P. Dagosta, 2023. Onanewcolorful species of Moenkhausia (Characiformes: Characidae) from the upper rio Madeira basin at the Chapada dos Parecis, Brazil, with comments on its conservation and putative biogeographic history. J Fish Biol. 103:1122-1128. (Ref. 137761)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: d'intérêt potentiel
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf. 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=0.01479 (0.00594 - 0.03681), b=3.00 (2.78 - 3.22), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Niveau trophique (Réf. 69278) |
3.3 ±0.5 se; based on size and trophs of closest relatives |
Résilience (Réf. 120179) |
Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.). |
Vulnérabilité de la pêche (Ref. 59153) |
Low vulnerability (11 of 100). 🛈 |