Teuila Iona

She's a wereShark and a wizard she can by chose change into a wereshark witch her teeth grow and she gains fins she uses a sharktooth dagger to fight when her magic isnt engouh. shes great at sailing but her biggest drawback is that she's not the most wise. she can make bad choses on a whim. 

Also has the codename "Ka'ahupahau".