The Cornish jack is a freshwater fish known for its elongated, eel-like body and small, rounded head. It primarily inhabits African rivers and lakes. Reaching up to 40 inches and weighing around 15 pounds, it feeds on smaller fish and invertebrates. Nocturnal and solitary, the Cornish jack uses electric fields for navigation and prey detection. This summary is AI generated
Water type
IUCN Status
Threat to humans
Source: Fishbase
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Cornish jack
length · weight


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