Two Pangas available; when in Bahia to get in touch with Rafa go to located at the North end of town, adjacent to Restaurant Las Hamacas. They will call Rafa on the radio, and if he is available, he'll come down to the store to meet with you. For his boats, Rafa recommends the following: 2-3 anglers or 4 experienced anglers per boat.
You can also call Deposito Lizeth and leave a message for him. When dialing from outside Mexico/U.S.: