1980s
on february 23， 1984， a 7-year-old female orca by the name of kandu v grabbed a seaworld california trainer， joanne hay， and pinned her against a tank wall during a performance hay was only released after another trainer jammed a fist into the whale"s blowhole
in november 1986， trainer mark beeler was held against a wall by kandu v during a live performance
in 1986， an unidentified marineland of canada trainer was taken to the hospital after he fell off the park"s male killer whale， kandu 7 (not to be confused with kandu v)， and was dragged by his leg around the pool during a tric