NAS - Nonindigenous Aquatic Species

Specimen ID	State	County	Locality	Year	HUC Number	Drainage name	Status
789796	IL	Stephenson	Honey Creek at RM 1.1	1976	07090003	Pecatonica	established
160035	IL	Stephenson	Pecatonica River	1963	07090003	Pecatonica	established
164383	IL	Stephenson	Pecatonica River	1998	07090003	Pecatonica	established
789805	IL	Stephenson	Pecatonica River at RM 93.5	1976	07090003	Pecatonica	established
160034	IL	Stephenson	Richland Creek	1963	07090003	Pecatonica	established
160036	IL	Stephenson	Rock Run	1967	07090003	Pecatonica	established
160037	IL	Stephenson	Rock Run tributary	1967	07090003	Pecatonica	established
789797	IL	Stephenson	Spafford Creek at RM 9	1976	07090003	Pecatonica	established
160033	IL	Stephenson	Yellow Creek	1963	07090003	Pecatonica	established
278958	IL	Winnebago	Four Lakes Forest Preserve	1997	07090003	Pecatonica	established
160100	IL	Winnebago	Pecatonica River	1963	07090003	Pecatonica	established
160104	IL	Winnebago	Pecatonica River	1963	07090003	Pecatonica	established
160102	IL	Winnebago	Pecatonica River	1964	07090003	Pecatonica	established
164385	IL	Winnebago	Pecatonica River	1998	07090003	Pecatonica	established
160108	IL	Winnebago	Raccoon Creek	1968	07090003	Pecatonica	established
164396	IL	Winnebago	Raccoon Creek	1998	07090003	Pecatonica	established
160105	IL	Winnebago	Tributary of Raccoon Creek	1963	07090003	Pecatonica	established

Data Disclaimer: Number of records does not imply species abundance. This summary represent collection records only and may not reflect the actual distribution of established populations. These data are preliminary or provisional and are subject to revision. They are being provided to meet the need for timely best science. The data have not received final approval by the U.S. Geological Survey (USGS) and are provided on the condition that neither the USGS nor the U.S. Government shall be held liable for any damages resulting from the authorized or unauthorized use of the data.

Data are not available for download from the web site. Please contact NAS staff for a custom query.