The Mormíridos or Mormyridae, also called elephant fish, They are fascinating fish that can only be found in sweet waters africa. They have some own morphological characteristics, how a caudal fin forked, provided with a pendulum pulpy. In most species of this order, the ventral fins are very underdeveloped, to the contrary it happens with the pectoral. Some varieties have a lump under the mouth, that resembles a trunk of an elephant, so they have earned the nickname of elephant fish. Nevertheless, the most characteristic of this species is that produce small electric shock that serve to orient amid the turbid water they inhabit, Also involved in the reproduction process, Power and communication with other specimens. They are fish with a brain and intelligence above the average, giving them learning ability. his feeding It is based on small invertebrates and crustaceans, although in the aquarium they will accept all kinds of live prey, tubifex, Cyclops and dafnias. Very peaceful they are shown with other species, Nevertheless, including typically maintain a relationship of domination with the weakest specimens. So far it has not succeeded in captive breeding, and acclimation to aquariums is quite complicated, so your diet specialization.
Gnathonemus petersii They are territorial fish, even if They are very peaceful with other species of aquarium. They prefer to live in shady areas with abundant vegetation, that reaches the surface and a Sandy ground, in which scavenge to find their food. They have a fleshy appendage called snout organ, they use to detect prey. In the aquarium You can feed them with live prey, tubifex, enquitreidos, Cyclops and dafnias. Currently there are known cases of reproduction in aquariums. Often they reach 23 centimeters, Y We need an aquarium of about 100 liters. We will see them swimming in the bottom of the aquarium. Know more: elephant fish