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Papyrocranus afer (Günther, 1868)

Reticulate knifefish
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Image of Papyrocranus afer (Reticulate knifefish)
Papyrocranus afer
Picture by Kaladjian, M.


Ghana country information

Common names: [No common name]
Occurrence: native
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Known from the Tano and Pra rivers. Also Ref. 13331.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/gh.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Roberts, T.R., 1992
National Database:

Common names from other countries

Classificação / Names Nomes comuns | Sinônimos | Catalog of Fishes(Gênero, Espécies) | ITIS | CoL | WoRMS | Cloffa

> Osteoglossiformes (Bony tongues) > Notopteridae (Featherbacks or knifefishes) > Xenomystinae
Etymology: Papyrocranus: Greek, papyros = paper rush + Greek, kranion = skull (Ref. 45335).
  More on author: Günther.

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

; Água doce demersal; pH range: 6.5 - ? ; dH range: 10 - ?.   Tropical; 24°C - 30°C (Ref. 2059)

Distribuição Países | Áreas da FAO | Ecossistemas | Ocorrências | Point map | Introduções | Faunafri

Africa: Niger basin (upper Niger, Benue and Niger Delta), most coastal river basins from Senegal and Gambia eastward to include the Tano and Prah basins in Ghana, and the Cross and Sanaga basins east of the Niger delta (Ref. 7431). Absent from the Volta basin, Chad, Ogooué, Kwilu-Niari or Chiloango basins (Ref. 7431).

Tamanho / Peso / Idade

Maturity: Lm ?  range ? - ? cm
Max length : 80.0 cm TL macho/indeterminado; (Ref. 7431); peso máx. publicado: 1.3 kg (Ref. 3516)

Descrição suscinta Chaves de identificação | Morfologia | Morfometria

Espinhos dorsais (total) : 0; Raios dorsais (total) : 2; Espinhos anais: 0; Raios anais : 113 - 141. With 35-45 ventral spines; head 5.0-5.1 times SL; eye diameter 4.6-5.3 times head length; length of nasal tentacle twice the eye diameter. Caudal vertebrae 63-69 (Ref. 7431).

Biologia     Glossário (p.ex. epibenthic)

Obligate air-breathing (Ref. 126274); Prefers calm waters with dense vegetation.

Ciclo de vida ou comportamento de acasalamento Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas

Referência principal Upload your references | Referências | Coordenador | Colaboradores

Roberts, T.R., 1992. Systematic revision of the old world freshwater fish family Notopteridae. Ichthyol. Explor. Freshwat. 2(4):361-383. (Ref. 7431)

Status na Lista Vermelha da UICN (Ref. 130435)

  Segura ou pouco preocupante (LC) ; Date assessed: 25 October 2019

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Ameaça para os humanos

  Harmless




Uso pelos humanos

Pescarias: pesca de subsistência; Aquário: Espécies comerciais
FAO(Aquaculture systems: produção; ; publication : search) | FishSource |

Mais informação

Trophic ecology
Itens alimentares
Diet compositions
Food consumptions
Food rations
Predadores
Ecology
Ecologia
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Population dynamics
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Length-weight rel.
Length-length rel.
Frequências de comprimento
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Recruitments
Abundances
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Toxicities (LC50s)
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Perfis para aquacultura
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Ciguatera cases
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References
Referências

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Fontes da internet

Estimates based on models

Índice de diversidade filogenética (Ref. 82804):  PD50 = 0.7510   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00832 (0.00318 - 0.02175), b=2.99 (2.77 - 3.21), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Nível Trófico (Ref. 69278):  3.2   ±0.45 se; based on food items.
Resiliência (Ref. 120179):  médio(a), tempo mínimo de duplicação da população 1,4 - 4,4 anos (K=0.29).
Fishing Vulnerability (Ref. 59153):  Moderate vulnerability (38 of 100).
Categoria de preço (Ref. 80766):   Unknown.