TY - RPRT TI - Infection of salmonid fish gills by aquatic amebas (Amoebida: Thecamoebidae) AU - T.K. Sawyer AU - G. L. Hoffman AU - J.G. Hnath AU - J.F. Conrad PY - 1975 UR - https://pubs.usgs.gov/publication/95270 ID - 95270 ER -