...Carolina coast, addresses us a communication, in which he states, that the report of Gen. Gatlin and others as to a large Federal fleet being in Pamlico Sound, with the purpose of making an attack on Roanoke Island , Newbern, and other places in the vicinity, turns out to be entirely unfounded. He further states that this report reached Edenton on Monday night, and such was the credit given to it that Judg...