Noturus nocturnm, Iowa fish distribution, Washington County
This is the first record of freckled madtom in Iowa and is one of the northern most records. On 30 August 1984, five freckled madtoms were collected from the English River, Washington County. The specimens ranged from 46 to 95mm in total length and mean weight of 3.3g. Estimate of standing stock was 0.807 Kg/ha with a density of 44 fish/ha.
Proceedings of the Iowa Academy of Science
©1986 Iowa Academy of Science, Inc.
Paragamian, Vaughn L.
"First Record of Freckled Madtom (Noturus nocturnus) in Iowa,"
Proceedings of the Iowa Academy of Science, 93(1), 21-21.
Available at: https://scholarworks.uni.edu/pias/vol93/iss1/7