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Melanorivulus wallacei Costa, 2016

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drawing shows typical species in Rivulidae.

Classification / Names Nombres comunes | Sinónimos | Catalog of Fishes(Género, Especie) | ITIS | CoL | WoRMS | Cloffa

> Cyprinodontiformes (Rivulines, killifishes and live bearers) > Rivulidae (Rivulines) > Rivulinae
Etymology: wallacei: 'wallacei', i.e., named in honor of naturalist Aflred Russel Wallace (Ref. 128884).

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

; agua dulce bentopelágico. Tropical

Distribución Países | Áreas FAO | Ecosistemas | Ocurrencias, apariciones | Point map | Introducciones | Faunafri

South America: Brazil.

Tamaño / Peso / Age

Maturity: Lm ?  range ? - ? cm
Max length : 2.8 cm SL macho / no sexado; (Ref. 128884); 2.9 cm SL (female)

Short description Claves de identificación | Morfología | Morfometría

This is distingiushed by the irregular positioning of red dots on the flank of males, that is about half a pupil in diameter, and has a short pelvic fin, not surpassing urogenital papilla at the posterior. For females, the caudal fin has 5 to 8 dark grey to black bars and a rounded black spot smaller than eye. This species has 33 to 36 longitudinal series scales, 13 to 15 anal-fin rays, 28 to 31 caudal-fin rays.

Biología     Glosario (por ej. epibenthic)

This freshwater fish is found in streams, in the southern Rio Amazonas basin. The largest specimens examined are from Brazil (Ref. 128884).

Life cycle and mating behavior Maturities | Reproducción | Spawnings | Egg(s) | Fecundities | Larva

Main reference Upload your references | Referencias | Coordinador : Costa, Wilson J.E.M. | Colaboradores

Costa, W.J.E.M., 2016. Comparative morphology, phylogenetic relationships, and taxonomic revision of South American killifishes of the Melanorivulus zygonectes species group (Cyprinodontiformes: Rivulidae). Ichthyological Exploration of Freshwaters 27(2):107-152. (Ref. 128884)

IUCN Red List Status (Ref. 130435)

  Near Threatened (NT) (B1b(iii)); Date assessed: 10 February 2021

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

FAO - Publication: search | FishSource |

Más información

Trophic ecology
componentes alimenticios
Diet compositions
Food consumptions
Food rations
Despredadores
Ecology
Ecología
Population dynamics
Growths
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
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Recruitments
Abundances
Life cycle
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Spawnings
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Egg(s)
Egg developments
Larva
Dinámica larvaria
Distribution
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Anatomy
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Toxicities (LC50s)
Genetics
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Perfiles de acuicultura
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Stamps, coins, misc.
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Taxonomy
Nombres comunes
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References
Referencias

Herramientas

E-book | Guía de campo | Asistente para frecuencias de tallas | Herramienta de ciclo de vida | Mapa de puntos | Classification Tree | Catch-MSY |

Special reports

Check for Aquarium maintenance | Check for Species Fact Sheets | Check for Aquaculture Fact Sheets

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Summary page | Datos específicos | Nombres comunes | Photos

Fuentes de Internet

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes: Género, Especie | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: genome, nucleotide | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | Árbol de la vida | Wikipedia: Go, búsqueda | World Records Freshwater Fishing | Zoobank | Expediente Zoológico

Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = No PD50 data   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00661 (0.00311 - 0.01404), b=3.09 (2.91 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Nivel trófico (Ref. 69278):  3.1   ±0.4 se; based on size and trophs of closest relatives
Resiliencia (Ref. 120179):  Alto, población duplicada en un tiempo mínimo inferior a 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).