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.
Died: Feb 2, 1907 (at age 72) in St. Petersburg, Russian Empire. Nationality: Russian. Famous For: Periodic table of elements. Dmitri Mendeleev was a Russian scientist who is best known for creating the Periodic Table of elements. He was born in Siberia in 1834 into a large and reasonably well-off family.