The turning point for polar and marine scientist Angela Köhler came in 2005, when she attended a demonstration on caviar production in the Caspian Sea. Bringing out a two-metre female sturgeon in front of 150 conference guests, the caviar master beat the fish on the head to death before cutting its belly open.

‘Like a maternity ward’: how massaging fish can produce ‘no-kill caviar’ comes via ChinaTechNews.com.