I am a female shark, I have grey hair and ears, my skin is rubber-latex with a chest/shoulder plate with diving suit lights and steel around my lower legs and knees to
stay underwater with a propeller on my shark-tail

I have an Arm Cannon that I use to blast ships that cause trouble or kill sharks/fish on an industrial scale

I also attack ships for loot and such 

My arm cannon is primarily iron with a wooden shell which I fire cannonballs from

Cocky, snarky, smug, rogue, sultry