Aphyocharax yekwanae

You can sponsor this page

Aphyocharax yekwanae Willink, Chernoff & Machado-Allison, 2003

Envoyez vos Photos et vidéos
Images Google
Image of Aphyocharax yekwanae
No image available for this species;
drawing shows typical species in Characidae.

Classification / Names Noms communs | Synonymes | Catalog of Fishes(Genre, Espèce) | ITIS | CoL | WoRMS | Cloffa

> Characiformes (Characins) > Characidae (Characins; tetras) > Aphyocharacinae
Etymology: Aphyocharax: Greek, aphye, -es, sardine, anchovy + Greek, charax = a marine fish; diminutive (Ref. 45335);  yekwanae: Named for the Ye'Kwana tribe that lives and oversees most of the Río Caura basin..

Environment: milieu / climate zone / depth range / distribution range Écologie

; eau douce pélagique. Tropical

Distribution Pays | Zones FAO | Écosystèmes | Occurrences | Point map | Introductions | Faunafri

South America: Venezuela.

Taille / Poids / Âge

Maturity: Lm ?  range ? - ? cm
Max length : 5.6 cm SL mâle / non sexé; (Ref. 49521)

Description synthétique Morphologie | Morphométrie

Rayons mous dorsaux (Total): 9; Rayons mous anaux: 15 - 17; Vertèbres: 36 - 37. Body with bright red coloration, from vertical through second to fifth branched anal-fin ray to vertical through apex of fork in caudal fin; adipose and posterior 2/3 of anal fin red. This coloration is believed to be autapomorphic. Distal margin of anal fin clear. Maxillary teeth 11-16; incompletely toothed maxilla (Ref. 49521).

Biologie     Glossaire (ex. epibenthic)

Common in the lee side of islands and protected backwaters of the main river channel; sand with some rocks bottom. Also collected near mouths of streams where it could be muddy and covered with terrestrial plant leaves. Aquatic vegetation almost always absent; water clear to moderately turbid (Ref. 49521).

Life cycle and mating behavior Maturité | Reproduction | Frai | Œufs | Fécondité | Larves

Référence principale Upload your references | Références | Coordinateur | Collaborateurs

Willink, P.W., B. Chernoff, A. Machado-Allison, F. Provenzano and P. Petry, 2003. Aphyocharax yekwanae, a new species of bloodfin tetra (Teleostei: Characiformes: Characidae) from the Guyana Shield of Venezuela. Ichthyol. Explor. Freshwat. 14(1):1-8. (Ref. 49521)

Statut dans la liste rouge de l'IUCN (Ref. 130435)

  Vulnérable, voir Liste Rouge IUCN (VU) (B1ab(iii)+2ab(iii)); Date assessed: 18 August 2017

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Menace pour l'homme

  Harmless





Utilisations par l'homme

FAO - Publication: search | FishSource |

Plus d'informations

Pays
Zones FAO
Écosystèmes
Occurrences
Introductions
Stocks
Écologie
Régime alimentaire
Éléments du régime alimentaire
Consommation alimentaire
Ration
Noms communs
Synonymes
Métabolisme
Prédateurs
Écotoxicologie
Reproduction
Maturité
Frai
Rassemblement de ponte
Fécondité
Œufs
Développement de l'œuf
Taille/Âge
Croissance
Longueur-poids
Longueur-longueur
Fréquences de longueurs
Morphométrie
Morphologie
Larves
Dynamique des populations larvaires
Recrutement
Abondance
BRUVS
Références
Aquaculture
Profil d'aquaculture
Souches
Génétique
Electrophoreses
Héritabilité
Pathologies
Traitement
Nutrients
Mass conversion
Collaborateurs
Images
Stamps, Coins Misc.
Sons
Ciguatera
Vitesse
Type de nage
Surface branchiale
Otolithes
Cerveaux
Vision

Outils

Articles particuliers

Télécharger en XML

Sources Internet

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | FishWatcher | CISTI | Catalog of Fishes: Genre, Espèce | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: génôme, nucléotide | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | Arbre de Vie | Wikipedia: aller à, chercher | World Records Freshwater Fishing | Zoobank | Zoological Record

Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5005   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01122 (0.00514 - 0.02450), b=3.04 (2.87 - 3.21), in cm total length, based on all LWR estimates for this body shape (Ref. 93245).
Niveau trophique (Ref. 69278):  3.1   ±0.4 se; based on size and trophs of closest relatives
Résilience (Ref. 120179):  Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).