Gymnallabes: From the Greek, gymnos, meaning hidden and allabes, the
name of a Nilotic fish (a kind of lamprey); in reference to the shape
and nature of the fish.
Identification
Unpaired fins continuous, paired fins reduced or absent.
Sexing
In ventral view especially, females are much broader in the body than males of equal age and rearing practices.
Size
Smallest 57mm, largest 230mm, average 143mm, most commonly 230mm. All SL.