Sharks are found in all seas and are common to depths of 2,000 metres (6,600 ft). They generally do not live in freshwater although there are a few known exceptions, such as the bull shark and the river shark, which can survive and be found in both seawater and freshwater.
notable works. Pyotr Ilyich Tchaikovsky, Tchaikovsky also spelled Chaikovsky, Chaikovskii, or Tschaikowsky, name in full Anglicized as Peter Ilich Tchaikovsky (born April 25 [May 7, New Style], 1840, Votkinsk, Russiaâdied October 25 [November 6], 1893, St. Petersburg), the most popular Russian composer of all time.
Grigori Rasputin, circa 1916. Photograph: Laski Diffusion/Getty Images One hundred years ago on 30 December 1916, Grigori Rasputin, the Russian mystic who became a confidant of Tsar Nicholas II and his wife, was brutally killed.