23 Jan 2008 Middlebrook Lake & S. Holston River weir Sullivan Co., TN Middlebrook L. -- Gadwall - 38 Am. Black Duck - 1 Ring-nk. Duck - 26 Hooded Merganser - 235 S. Holston R. weir -- Gadwall - 6 Am. Wigeon - 43 Green-wg. Teal - 12 Ring-nk. Duck - 44 Gr. Scaup - 1 drake Lsr. Scaup - 2 Bufflehead - 116 Ruddy Duck - 1 also: Musick's campground on S. Holston L., Eared Grebe - 2 Rick Knight Johnson City, TN