Mochokidae
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The Mochokidae are a family of catfishes (order Siluriformes) that are known as the squeakers or upside-down catfish (although not all species swim upside-down). Nine genera and about 200 species of mochokids ae described.<ref>Template:FishBase family</ref> All the mochokids are freshwater species originating from Africa.<ref name="Nelson">Template:Cite book</ref>
They have three pairs of barbels, with the nasal barbels absent; sometimes, the mandibular barbels may be branched.<ref name="Nelson"/> The lips are modified into a suckermouth in Atopochilus, Chiloglanis, and Euchilichthys.<ref name="Nelson"/> The adipose fin is usually very long. The dorsal and pectoral fins have spines that are usually strong and with a locking mechanism.<ref name="Nelson"/> They range in size up to Template:Convert standard length.<ref name="Nelson"/> This group contains many popular species among aquarists, such as Synodontis nigriventris, Synodontis angelicus, and Synodontis multipunctatus.