Max Poll Révision
des Synodontis Africains (Famille Mochocidae) (3)
Andrew Nightingale (1)
ScotCat
Sources:
Other
Sources:
Relevant
Information:
Description:
Dorsal spines (total): 1; Dorsal soft rays (total):
7; Anal spines: 0; Anal soft rays: 13. Diagnosis:
gill slits not extending ventrally beyond pectoral-fin
insertions; interorbital space over 50% of head width;
post-orbital length at least 60% of snout length;
maxillary barbels longer than head, unbranched, without
tubercles and bordered by a short but distinct, dark
basal membrane; outer mandibular barbels with rather
numerous, simple ramifications, branches of inner
mandibular barbels subdivided, thick and tuberculate;
mandibular teeth rather short, numbering 36-48; denticulations
of pectoral-fin spines strong on inner, and hardly
visible on outer margin; dorsal-fin spine smooth anteriorly,
except for some apical denticles; first branched ray
of dorsal and pectoral fins prolonged into a filament;
adipose fin high and long, distincly separated from
rayed dorsal fin; humeral process deep, pointed and
granulose, not keeled ventrally; body covered with
very small black specks; caudal fin without spots
or dots. Habitat:Found
in deep, open waters and shallow inshore areas of
Lake Albert. Occurs in lakes and channels. Colouration:
Uniformly brownish, with numerous very small black
spots, also on adipose fin, but none on other fins.
Reproductiom: Breeding takes place
during flooding in June to early dry down in January.
Diet: Feeds on algae, macrophytes,
detritus, crustaceans, insects and mollusks.
Common
Name:
Sudan squeaker
Synonyms:
Synodontis citernii, Synodontis
frontosa
Family:
Mochokidae
Distribution:
Africa: Nile
basin; Lakes Rudolf, Albert, Eduard and Kioga; Chad
basin; Uebi Giupa (Uebi Shebeli). Type Locality:
Nil [White Nile, Sudan].
Size:
29.0cm. (11½ins)
Temp:
22-26°C (71-79°F)
p.H.
6.0-8.0.
Reference:
Ferraris, C.J. Jr.,
2007. Checklist of catfishes, recent and fossil (Osteichthyes:
Siluriformes), and catalogue of siluriform primary
types. Zootaxa 1418:1-628. Froese, R. and D. Pauly. Editors.
2019. FishBase. World Wide Web electronic publication.
www.fishbase.org, ( 08/2019 ). 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.
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