Synodontis arnoulti Roman, 1966

Family:  Mochokidae (Squeakers or upside-down catfishes), subfamily: Mochokinae
Max. size:  19.3 cm SL (male/unsexed)
Environment:  benthopelagic; freshwater
Distribution:  Africa: Volta basin (Ref. 57223).
Diagnosis:  Dorsal spines (total): 1; Anal spines: -0. Diagnosis: gill slits not extending ventrally beyond pectoral-fin insertions; post-orbital length at least 60% of snout length; maxillary barbels very well developed, about twice as long as head, reaching pelvic fins, unbranched and without tubercles or distinct basal membrane; mandibular barbels with long, simple and slender ramifications: mandibular teeth poorly developed, numbering 24-28 (28 in the holotype); denticulations of pectoral fin spines distinctly weaker on outer than on inner margin; dorsal-fin spine smooth anteriorly; humeral process rather narrow, pointed and granulate, very slightly keeled ventrally; adipose fin moderately developed, very close/subcontiguous to rayed dorsal fin, sometimes even overlapping with it; body not spotted (Ref. 57223). Coloration: uniformly greyish or brownish; fins grey (Ref. 57223).
Biology:  Maximum TL was recorded at 13.6 cm (Ref. 57223). Oviparous (Ref. 205).
IUCN Red List Status: Least Concern (LC); Date assessed: 15 April 2020 Ref. (130435)
Threat to humans:  harmless


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