Mesoborus crocodilus is a species of distichodontid fish found in the Congo River Basin in Middle Africa.

It reaches up to 25 cm (9.8 in) in standard length.

[2] Mesoborus crocodilus hunts by waiting motionless at the surface and then charges at prey.

(ambush predator) the species is listed as least concern when it should be listed as data sufficient due to only 172 sightings.

Mesoborus crocodilus is often referred to as the crocodile tetra though is not official.