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Synodontis filamentosus Boulenger, 1901

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drawing shows typical species in Mochokidae.

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

> Siluriformes (Catfishes) > Mochokidae (Squeakers or upside-down catfishes) > Mochokinae
Etymology: Synodontis: Greek, syn, symphysis = grown together + Greek, odous = teeth (Ref. 45335).
More on author: Boulenger.

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

; Água doce bentopelágico; pH range: 6.0 - 7.5; dH range: ? - 25. Tropical; 21°C - 24°C (Ref. 2060); 35°N - 4°N

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

Africa: basins of Nile (Ref. 3202, 28714), Niger (including the Benue), Volta and Chad (Ref. 57223).

Tamanho / Peso / Idade

Maturity: Lm ?  range ? - ? cm
Max length : 26.0 cm SL macho/indeterminado; (Ref. 31256)

Descrição breve Chaves de identificação | Morfologia | Morfometria

Espinhos dorsais (total) : 1; Espinhos anais: 0. Diagnosis: gill slits not extending ventrally beyond pectoral-fin insertions; eye large, at least 24% of head length and 33% of head width; post-orbital length at least 60% of snout length; maxillary barbels slightly longer than head, unbranched, without tubercles but with a light, well visible, broad basal membrane; outer mandibular barbels with numerous, tuberculate ramifications; mandibular teeth long, numbering 16-24 (20 in the holotype); dorsal-fin spine smooth anteriorly; denticulations of pectoral-fin spines finer on outer than on inner margin; first branched dorsal-fin ray prolonged into a very long filament that may reach to caudal-fin base; humeral process poorly developed, granulose, rounded posteriorly and very slightly keeled, at least on anterior part of ventral margin; adipose fin truncate posteriorly and distinctly separated from rayed dorsal fin; outer margins of caudal-fin lobes black-edged; body covered with large spots (Ref. 57223). Coloration: back brownish, sides yellowish, belly lighter; body covered with black spots, except on belly; dorsal filament as well as outer rays of caudal-fin lobes black; young individuals nearly same colour pattern as adults (Ref. 57223).

Biologia     Glossário (ex. epibenthic)

Maximum SL was recorded at 22.3 cm, max. TL at 27.5 cm (Ref. 57223). Oviparous (Ref. 205).

Life cycle and mating behavior Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas

Oviparous (Ref. 205). Distinct pairing during breeding (Ref. 205).

Referência principal Upload your references | Referências | Coordenador | Colaboradores

Paugy, D. and T.R. Roberts, 2003. Mochokidae. p. 195-268 In C. Lévêque, D. Paugy and G.G. Teugels (eds.) Faune des poissons d'eaux douce et saumâtres de l'Afrique de l'Ouest, Tome 2. Coll. Faune et Flore tropicales 40. Musée Royal de l'Afrique Centrale, Tervuren, Belgique, Museum National d'Histoire Naturalle, Paris, France and Institut de Recherche pour le Développement, Paris, France. 815 p. (Ref. 57223)

Categoria na Lista Vermelha da IUCN (Ref. 130435)

  Preocupação menor (LC) ; Date assessed: 02 September 2019

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Ameaça para o homem

  Harmless





Utilização humana

FAO -