This is not your ordinary fish tank.

Maureen Pater

BLACKFISH!

'Blackfish' Documentary Traces '40-Year Experiment' of Killer Whales in Captivity

abcnews.go.com

SeaWorld trainer Dawn Brancheau and Tilikum, a killer whale, delighted an audience when they performed together, but in an instant, the joyful scene of human and animal interaction ended when the giant orca yanked

'Blackfish' Documentary Traces '40-Year Experiment' of Killer Whales in Captivity

"Blackfish," a documentary focused on SeaWorld Orlando's orca Tilikum and claims captivity traumatizes killer whales, is being shown at the American Film Institute's AFI Docs film festival in Washington, D.C. (Courtesy