Fishing Charters & Tours (Outdoor Adventures), Kauai tours & activities, fun things to do in Kauai | HawaiiActivities.com Join a Kauai fishing tour for an incredible day of adventure at sea. Great for beginners and fishing champions, local Kauai fishermen love to share fishing tales and show you the island's best fishing spots for catching some ocean grub. At your captain's discretion, you may be able catch-and-release or hold on to your catch as a souvenir meal. Shares, Full day & Half day private charters are available.