Kam Tin
Nam Sang Wai () covers a roughly triangular area. It is bordered by the Shan Pui River in the west, separating it from Yuen Long Industrial Estate, the Kam Tin River in the east and a branch of the Kam Tin River in the south. It is home to many birds, including seagulls, Northern Pintails (Anas acuta), Yellow-nib Ducks (Anas poecilorhyncha) and Black-faced Spoonbills (Platalea minor). Flora includes reeds and mangroves.