This week Sheri Daye and Randy Jordan of Emerald Charters are on a mission to rid the Caribbean of the invasive lionfish.

From the reefs to the open sea, the Speargun Hunter team explores the waters on Panama's Pacific coast. This week Sheri Daye and Andy Ansin hunts a series of open water reefs for mullet snapper, golden trevally, almaco jack, cubera snapper, and mackerel.

This week, part 2 of our 4 part Panama adventure. We're on the hunt for yellowfin tuna forty miles offshore

Forty-five miles offshore of Panama, the Speargun Hunter team has located yellowfin tuna. We're not the only dangerous hunters prowling these waters. This is the open sea at its wildest.

This week, the final episode of our four part Panama adventure. Now, nothing can prepare us for the wildlife spectacle we are soon to witness. We skirt the coast in search of yellowfin tuna despite high winds and rough seas.

17 year-old Matt Haenel shows off his spearfishing skills in the Gulf.

Commercial spearfisher Dan MacMahon shows the team how it's done.

Hunting the deep reefs of Florida's Middle Grounds with commercial spearfisher Dan MacMahon.

Our final day with commercial spearfisher Dan MacMahon.

Expert spearfisher Manny "Tito" Dia joins the Speargun Hunter team hunting wrecks & reefs off Florida's east coast. Skipper John Ipollito shows us how a commercial lobsterman snares the bugs.