Elephant Nose Fish – Gnathonemus petersii
Elephant Nose Fish – Gnathonemus petersii. A species of the Mormyridae family that has 18 genus and 200 species!
Gnathonemus petersii appear thin and oblong. Colors range from dark brown or gray featuring white markings.
Nose shapes resemble the trunk of an elephant, hence their name.
A weak electrical organ, located at the narrow part of body where the tail attaches, is used for sensing. This enables the elephant nose fish to communicate with other fish, detect predators and foods.
It can feel the slightest movements as the field around it is disturbed. Because the elephant nose fish – gnathonemus petersii is nocturnal, it can move through shaded or murky water, even at night.
More About The Elephant Nose Fish:
Common Name: Elephant Nose Fish, Peters Elephant nose
Scientific Name: Gnathonemus petersii
Typical Adult Fish Size: 8 inches / 20 cm
Natural Habitat: Recorded in regions of Niger, Mali, Nigeria, Central African Republic, Cameroon, Republic of Congo, Chad, Zambia, Benin and in areas of the Democratic Republic of Congo.
Care Level: Intermediate+
Ideal Tank Ecosystem: Dimly lit aquarium lighting preferred as they are nocturnal. Using smooth elements such as driftwood and mopani wood is recommended. Clay pots and acrylic fish pipes are great for hiding places.
These fish have delicate flexible, tubular shaped mouths that they use to burrow themselves into the substrate. Using sand as a substrate is recommended for the Elephant Nose Fish – Gnathonemus petersii for safety of the fish and for easy burrowing.
Choosing low-light plants is recommended as they prefer dim light. Some examples to add are Anubias sp. and Vallisneria. Plants are always great in any aquarium. It adds color and a little nature! Plants also help in filtering your water when pairing it with other filtration equipment for your tropical fish aquarium.
Recommended Aquarium Capacity: 60 gallon+
Species Compatibility: Elephant Nose Fish — Gnathonemus petersii known to be territorial, other times peaceful.
Small Synodontis catfish, Birchers, Ctenopoma species, African Butterfly Fish. Cichlids like Satanoperca, some Geophaus and Angelfish. Provide a natural environment for your fish. Create hiding spots in the aquarium and reduce stress on your fish.
Whenever adding fish to a tank, we recommend using Prime by Seachem.
Consider buying these fish in a group of five or more when purchasing.
Aquarium Water Temperature: 73 – 82 °F/23 – 28°C
Aquarium Water pH: Range pH 6.0 – 7.5
Feeding: Live food, frozen, dried foods and worms are a good diet. It is always good to provide a variety of food types to your fish.
Sexing: An advanced hobbyist or aquatic professional, would be the only capable aquarist to define the sexes through examination of the electrical field.
Breeding: Some research states, when in captivity, it may cause the sexually-defining patterns of their electric impulses. They may become less defined or possibly a reversing of the field completely. Therefore, they are unable to recognize fish of the opposite sex causing a reduction in spawning activities.
Other Considerations: Elephant Nose Fish – Gnathonemus petersii is a scaleless freshwater fish. It is sensitive to poor water conditions and aquatic fish medications.
Use an aquarium water testing kit to ensure aquarium water parameters are suitable for these fish. The frequency of their electrical discharges increases as the water conditions become more polluted.