TY - RPRT TI - Application of a multistate model to estimate culvert effects on movement of small fishes AU - J.R. Norman AU - M.M. Hagler AU - Mary C. Freeman AU - B. J. Freeman PY - 2011 DO - 10.1577/t08-156.1 UR - https://pubs.usgs.gov/publication/70034359 ID - 70034359 ER -