DISCLAIMER: Before starting the hunt for Otto, it is highly recommended (but not required if you don't want to do Lunkers) to have the
Harpon iskaarien fishing gear unlocked, which requires
Renown 7 with the Iskaara Tuskarr and Dragon Isles Fishing 25. You can read more about lunkers in our dedicated Fishing Hole guide:
Iskaara Tuskarr Fishing Holes in Dragonflight