Fish of the Black sea
The fauna of the Black sea is varied and unusual. Their total number is sufficiently large. Many of the species listed in the Red book. There are some that are…

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Types of aquarium fish
The aquarium in the sense of the population should be a little "underutilized". Learn how many centimeters to grow those fish, which you have chosen for contents, and make a…

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family

Breeding sturgeon fish

Sturgeon are a family of valuable commercial fish, include such species: sturgeon, Beluga, sturgeon, barbel, etc.

There are two ways of cultivation of sturgeon fish: extensive and intensive. If the extensive method of breeding in natural water produce larvae that have already come to the active power. For the application of the intensive method is needed in the pond to put the grown the fry, their weight is 2-3 grams. They are more protected from bugs, predators and the extent of their survival is higher than in the larvae.

Larvae of sturgeons receive when conducting natural spawning: ponds with a depth of 35-50 cm, in the spring fill with water and run back sturgeon females and males. Their number depends on the size of the reservoir and characteristics of the sturgeon species.

At the end of the spawning period females and males removed from the reservoir, and the larvae, after their transition to active feeding, or placed in natural rearing ponds. Continue reading

Clown Fish

Appearance-size: Ocellaris this edition has a orange body color with three white vertical stripes on the body and black tips on the fins. In nature can reach up to 10 cm, but in the marine aquarium rarely grow more than 5-7 cm

Habitat: Anemonae fish live on coral reefs depth up to 15 m in the waters of the Eastern Indian ocean and Western Pacific ocean. In the natural environment of the coral reef, and marine aquariums anemonae fish exist in symbiosis with Actinia (sea anemones) Heteractis magnifica, Stichodatyla gigantean and Stichodatyla mertensii.

Compatibility with reef aquarium: Clown Ocellaris is a peaceful fish, not aggressive to other fish, not touching corals and invertebrates, so it’s perfect for all kinds of marine aquariums.

Aquarium volume: the Recommended volume tank of 80 litres, but in practice, these fish are kept in pairs in small aquariums with a volume of 30L where they feel good if you maintain good water quality. Continue reading

Diving on the Great Barrier reef

P the trip for the whole day accompanied by a guide. Two dives including all diving equipment and lunch. Every day three of the 45 possible sites this area has to be chosen according to weather conditions. Some examples of popular sites:

Incursi reef (Agincourt Reef) edge of the continental shelf.

Well Grouper (Grouper hole). Large and small family of groupers (groupers), tropical fish, sea lilies. In most cases, clear water, good diving and a place for your photos .

Three sisters (Three sisters). A group of three large coral mounds. Many tropical and pelagic fish (pelagic fish). Numerous species of soft and hard colorful corals, nudibranchs (nudibranches).

Point (The point). Diving is only possible in a peaceful March. Large vertical wall, sometimes strong current. A wide range of marine fish, including sharks. Colonies of hard and soft corals, several groups of interesting bumps. Continue reading