Puzzle 221: Islands and Battleships

This is a new hybrid.

Rules: Shade some squares such that all shaded squares are reachable moving horizontally or vertically through other shaded squares.All unshaded squares should be divided into islands,such that each given number indicates the size of the island that it is contained in.Every island must have a number.No 2x2 square can be completely shaded. Then place all the ships from the given fleet, in the shaded squares.Ships cannot touch each other,even diagonally.Clues outside indicate the number of squares occupied by ships.