Deep Sea Expert

Deep Sea Expert is a fishing skill that unlocks your potential in the most challenging and rewarding waters around Starsand Island. The open ocean holds species unavailable in rivers or coastal shallows, and this perk improves your effectiveness when fishing in deep-water zones — whether through better catch rates, reduced difficulty on hard-to-land fish, or access to bonus rewards from the rarest ocean dwellers.

If completing your Islandpedia fish collection or sourcing high-value ocean fish for cooking and selling is your goal, Deep Sea Expert is a high-priority unlock. It pairs well with Rod Expert and Night Angler for a comprehensive ocean fishing build that can tackle even the most elusive deep-water species.