TY - RPRT TI - Reproduction and early life history of ruffe ( Gymnocephalus cernuus ) on the St. Louis River, a Lake Superior tributary AU - William P. Brown AU - James H. Selgeby AU - Hollie L. Collins PY - 1998 DO - 10.1016/s0380-1330(98)70814-7 UR - https://pubs.usgs.gov/publication/1000790 ID - 1000790 ER -