16-05-2018, 20:49
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Naso unicornis

Naso unicornis is naturally distributed throughout the Indian and Pacific Oceans, from the Red Sea to the coast of Japan, the Rapa Islands, Hawaii, Tuamotu, and the Marquesas Islands. The fish can be found at depths of 5 to 80 m, along the outer slopes of reefs and quiet lagoons. Young fish swim in small groups in shallow water, while adults stick to the coastal zone. The single-horned rhinoceros is one of the largest fish that can be found in pet stores. In the habitats of these fish, they are the object of commercial fishing, the blessing of all for successful fishing can be purchased in Badger Ru. Despite their large size, they are one of the most attractive and friendly surgeons. They quickly adapt to aquarium conditions and become almost tame, taking food from the hands and letting themselves be petted.

Naso unicornis

Naso unicornis has a tall body. The tail plumage is straight, with filamentous rays above and below. The fish got its name for the small horn on the forehead, which is well developed in adults, and young fish have only a small pointed tubercle. Mature fish are colored gray-brown. The root of the tail plumage is yellowish, with dark spines against a background of blue spots. Compared to females, males have more developed horns, more massive spines, and longer filamentous rays on the tail. Young fish are light gray in color and their tail spines are barely visible. In nature, the maximum size of fish reaches 70 cm.

Naso unicornis fish peaceful, which will not leave anyone hurt. Mature unicorn hornbills can even be kept in a common aquarium with sharks and grouper. Of course, it is desirable Naso unicornis kept in an aquarium group, but given the fact that one fish requires an aquarium volume of 1 500 liters, the most appropriate option would be to keep them alone or in aquariums. In a reef aquarium, fish do not harm invertebrates.

Like many surgeons Naso unicornis likes the water all the time was in motion, which requires doukomplektovat aquarium powerful water pump. Being active fish, rhinoceroses need a lot of free space to swim. At the bottom you need to place stones and corals. Water parameters: temperature 26-29° C, pH 8,1-8,4. Rhinoceroses unicorns continuously feed, so you need to take care of the right food for them for their well-being. By supplementing the fish's diet with vitamin C by diluting it directly in the water, you can avoid many diseases in them. Also, excessive organic matter in the water must not be allowed, which requires effective water filtration. Twice a month to change 1/10th of the aquarium water with fresh water.

Naso unicornis.

It is desirable that the size of the fish to be purchased was at least 10 cm, as smaller fish rarely adapt to aquarium conditions. The fish grow very quickly, adding up to 10 cm in length in a year.

Rhinoceroses unicorns are herbivorous fish. In the wild, they feed primarily on brown algae. In aquariums, the fish are fed algae growing on live rock, spirulina and flake food with a plant component. The fish are also fed shrimp meat, bloodworms, zooplankton. Some aquarists report successful feeding of frozen zucchini, broccoli, spinach and lettuce. Feed the fish at least 3 times a day in small portions.

Preferably bright lighting, if possible sunny. The duration of the daylight hours of 10-12 hours a day.

Its nature is in sunny areas. It can be kept under normal lighting conditions in the aquarium, but can also be kept under very bright light, if some dimly lit areas are provided.


Breeding of Naso unicornis has not yet been achieved under aquarium conditions. The fish that occasionally appear in the domestic trade network are supplied from their natural habitat.

Naso unicornis

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