Oxbow Bottoms Wildlife Area won't remain a secret for long 10/10/2023 12:13:00 PM View Count 5034 Bordered by the Iowa River to the east and U.S. Hwy. 30 to the north is one of the newest public areas in Central Iowa - the 260-acre Oxbow Bottoms Wildlife Area – a floodplain grassland-wetland complex in Tama County.