Wikipedia
Hydroaviasalon or in full International Exhibition and Scientific Conference on Hydroaviation (, translit. Gidroaviasalon) is an international airshow on hydroaviation held in Russia. It's held every even year since 1996 on a seashore at Gelendzhik. The event alternates with MAKS Airshow on general aviation, which is held in odd years.
The airshow draws special attention to amphibious aircraft and seaplanes, ship-based aircraft, fire-fighting aviation, missiles and sea-based space systems, search-and-rescue aviation, sea ecological monitoring aviation, navigation equipment, small ships, launches and yachts, Wing-In-Ground effect (WIG) crafts.
Aircraft such as Beriev Be-200, A-40, Be-12P-200 and Be-103 are frequently shown at Hydroaviasalon.