Originally Posted by Ced23Ric
Without better pictures, it is hard to tell. Does the tank have a gel coat, or are you basically "right on" the material with the crack? How old is the tank? If all else fails, contact a local proshop or the tank manufacturer.
4 years born date is 8*06
the ware from the tank is not very deep
ill get a better picture up i am using my cell phone