most likely a basker. there gathering east of stellwagen this time a year. last year we spotted over 30 different ones in one outting. i will tell you shark fishing seems pretty bleak if there are alot of baskers arrround. every time we've seen them in numbers we get the skunk on shark trips so i try to stay away from them..
a 16' white would be about as close to the largest great white ever landed.
a 20' white shark?? no way.
baskers don't allways have there huge mouth open so they sortof have the same profile as a white.
here's the difference