blue perch
badis
badis badis

The blue perch (Badis badis) is a species of fish the in family Badidae of the order Perciformes.

The knife was spinning and his entrails snagged and wrapped around it, so that his guts were drawn out of him, as though he was one of those big blue perch from the river being disembowelled by a fishwife on the market block.