TY - RPRT TI - Development of two quantitative PCR assays for detection of several Cottus species from environmental DNA in Pacific coast watersheds of North America AU - Marshal S. Hoy AU - Carl O. Ostberg PY - 2019 DO - 10.1007/s12686-019-01118-7 UR - https://pubs.usgs.gov/publication/70206718 ID - 70206718 ER -