Young orangespine unicornfish live near rocky reefs, in the company of other surgeonfish. As adults, these fish find their food, leafy brown algae, in coral or rocky areas. They usually live in small groups.

This large unicorn fish is a common inhabitant of lagoons and reefs with strong currents. Primarily diurnal, it feeds on brown algae like sargassum. It can be encountered in small groups or solitary.

It is particularly smart. In case of danger, it can cover up or release a "cloud" of ink. In general, the male dies shortly after mating. The female protects the eggs until they hatch and then it dies. Its flesh is highly appreciated.

The yellow boxfish is recognizable by its characteristic trapezoidal shape and its round mouth protruding like a beak. Its two large round eyes are prominent on the top of its head. Adults typically display a bright yellow color, covered with scattered black spots. However, there are variations in color such as ochre and blue, sometimes with white spots or black-ringed white spots, especially in the Red Sea. Juveniles are blue to greenish, always with the same pattern.

It is one of the most known species to aquarists. It breeds easily in captivity, but it is too often taken from the wild. For several years, it has started to being raised in it home region. It became a source of income for local people.

Its attractive coloring is mainly due to the refraction of light on the scales. They breed easily in aquariums.

At night, the yellowbanded sweetlips hunt benthic invertebrates in sandbanks and seagrass beds. During the day, they rest in the crevices and recesses of the reefs. This tropical species, which can grow over 70 cm, is targeted by fishermen in many Pacific Ocean islands.

The Emperor Angelfish is found from the Red Sea to the Great Barrier Reef. Juveniles hide under reef overhangs or in holes in outer lagoons, while adults prefer caves in coral-rich areas. These fish feed on sponges and form pairs for reproduction.

It is accommodated to life in freshwater. It is ovoviviparous: the eggs hatch in it body, and it gives birth to fully formed juveniles. It acclimate easily in aquariums, but beware of the stings from its tail that can inflict very painful wounds.

The peach fairy basslet is found from the Red Sea to the Great Barrier Reef. Juveniles hide under reef overhangs or in holes in outer lagoons, while adults prefer caves in coral-rich areas. These fish feed on sponges and form pairs for reproduction.

This fish lives near diadem-urchins. At the slightest danger, it takes refuge between the long spines of sea urchins. The male guards the eggs in the mouth until they hatch. It is threatened in the wild because of fishing for the aquarium trade. This species breeds in captivity.

Thanks to its small size, it is an ideal fish for beginner aquarists. It is easy to maintain and reproduce in the aquarium.

It is carnivorous, its sharp teeth have earned it the local name. (Pira = fish, Nha = tooth). Its dangerousness was often exaggerated: it serves as prey of many animals (alligators, giant otter ...). Piranhas are especially dangerous for humans in the dry season, when they lack food.