In 1897, together with the biological station was founded Sevastopol marine Aquarium-Museum. The first building of the biological station has survived. Although, it is known that it was organized on the initiative of A. O. Kovalevskiy and the famous scientist traveler N. N. Miklukho-Maklai in 1871. Headed the Sevastopol biological station of A. O. Kovalevsky – the academician of the Imperial Academy of Sciences. He became its Director. It was A. O. Kovalevsky became the initiator and Builder of the new building of the biological station and marine Aquarium, on the site of the destroyed Nikolaev battery. The author of the project of the building was designed by Alexander Weizen. The station was built in the image and likeness of the biological stations of Naples and Villafranca. Subsequently, the Sevastopol biological station, expanding its efforts to study the flora and fauna of the seas, grew into the Institute of biology of southern seas named Kovalevsky. Also, was established the Prize named after A. O. Kovalevsky. Now This prize is awarded for outstanding achievements in the field of Parasitology and Zoology of the Russian Academy of Sciences. Continue reading
So You’ve seen a saltwater aquarium. full of exotic tropical fish, and maybe visit the aquarium and decided to organize a piece of the sea into your home? First of all, you should not hurry. When organizing a marine aquarium you should consider a lot of factors. The three most important of them, which our article is devoted to the size and material for aquarium, aeration system air and water filtration, and aquarium lighting.
The size of the aquarium and the material for it
In the manufacture of aquarium, typically, two kinds of materials – acrylic or glass. Glass is a classic material that has long been used in the manufacture of aquariums. Acrylic is more comfortable, has a higher Ph that reduces fogging. In case of scratches, acrylic on wall, easily removed by polishing. When planning an aquarium, try to choose the most possible for your size. Continue reading
“Serious consequences” threatened marine ecosystems
Black tip sharks are threatened in the Mediterranean sea.
The population of sharks in the Mediterranean and Black sea declined drastically over the last two centuries and is on the verge of extinction that threatens serious consequences for entire marine ecosystems in the region, according to a new FAO study.
The number of sharks in the Mediterranean sea and “catch weight” decreased by more than 97% over the past 200 years. If the present trend continues, these predators may disappear, the report said.
In the Black sea, despite the fact that the information is quite scarce, the level of catches of shark species also decreased about two times compared with the beginning of the 1990s Continue reading