Indian Ocean Tuna Commission (IOTC) document to provide options for developing best practice guidelines for the safe release and handling of encircled whale sharks. Powerpoints included in the Appendix I on Good Practices to Reduce the Mortality of Sharks and Rays Caught Incidentally by the Tropical Tuna Purse seiners and Appendix II on Guidelines for the Safe Release of Encircled Animals, Including Whale Sharks.