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Petrocephalus stuhlmanni Boulenger, 1909

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Image of Petrocephalus stuhlmanni
No image available for this species;
drawing shows typical species in Mormyridae.


Tanzania country information

Common names: [No common name]
Occurrence: endemic
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: live export: yes;
Comments: Known from the rivers Ruvu [= Kingani] (Ref. 91771) and Wami (Ref. 96601). Type locality of the holotype of Petrocephalus stuhlmanni: 'Kingani River, East Africa' (Ref. 1878).
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/tz.html
National Fisheries Authority: http://www.isp.msu.edu/AFRICANSTUDIES/PLEA/TAFIRI.HTM
Occurrences: Occurrences Point map
Main Ref: Kramer, B., R. Bills, P. Skelton and M. Wink, 2012
National Database:

Common names from other countries

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

> Osteoglossiformes (Bony tongues) > Mormyridae (Elephantfishes)
Etymology: Petrocephalus: Latin, petra = stone + Greek, kephale = head (Ref. 45335).

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

; Água doce demersal.   Tropical

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

Africa: rivers Ruvu [= Kingani](Ref. 91771) and Wami (Ref. 96601) in Tanzania.

Tamanho / Peso / Idade

Maturity: Lm ?  range ? - ? cm
Max length : 7.9 cm SL macho/indeterminado; (Ref. 91771)

Descrição suscinta Chaves de identificação | Morfologia | Morfometria

Espinhos dorsais (total) : 0; Raios dorsais (total) : 19 - 22; Espinhos anais: 0; Raios anais : 25 - 29. Diagnosis: Body depth 30.1% of standard length; head length 27.6% of standard length; length of snout to posterior orbital rim of eye 38.2% of head length; length of snout to centre of eye 28.8% of head length; predorsal length 64.3% of standard length; preanal length 59.6% of standard length; dorsal fin length 15.2% of standard length; anal fin length 23.9% of standard length; distance dorsal fin origin to end of caudal peduncle 39.8% of standard length; depth of caudal peduncle 38.9% of its length; 12 circumpeduncular scales (Ref. 91771).

Biologia     Glossário (p.ex. epibenthic)

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

Referência principal Upload your references | Referências | Coordenador | Colaboradores

Kramer, B., R. Bills, P. Skelton and M. Wink, 2012. A critical revision of the churchill snoutfish, genus Petrocephalus Marcusen, 1854 (Actinopterygii: Teleostei: Mormyridae), from southern and eastern Africa, with the recognition of Petrocephalus tanensis, and the description of five new species. Journal of Natural History 46(35-36):2179-2258. (Ref. 91771)

Status na Lista Vermelha da UICN (Ref. 130435)


CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Ameaça para os humanos

  Harmless




Uso pelos humanos

FAO(Publication : search) | FishSource |

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Estimates based on models

Índice de diversidade filogenética (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01585 (0.00697 - 0.03603), b=2.85 (2.67 - 3.03), in cm Total Length, based on LWR estimates for this Genus-body shape (Ref. 93245).
Nível Trófico (Ref. 69278):  3.2   ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).