TY - RPRT TI - Seasonal changes in ruffe abundance in two Lake Superior tributaries: Implications for control AU - William H. Horns AU - William P. Brown AU - Scott R. Hulse AU - Charles R. Bronte PY - 2000 DO - 10.1577/1548-8675(2000)020<0822:scirai>2.3.co;2 UR - https://pubs.usgs.gov/publication/1000916 ID - 1000916 ER -