Islamorada Flats — Sight-Fishing the Grand Slam, the Hardest Trophy in Saltwater

Bonefish in two feet of water. Permit at the edge of a turtle-grass flat. Tarpon rolling the channel at slack tide. Catch all three in the same day and you've completed the Grand Slam — the rarest cumulative trophy in saltwater fishing. The Florida Keys flats off Islamorada are where it's done.