Surber, Eugene W. (Eugene Wicker), 1904-1974Bessey, W. E. (William E.)2014-02-252014-02-251974http://hdl.handle.net/10919/25739viii, 52 pagesapplication/pdfen-USIn CopyrightTD201 .V57Freshwater invertebrates -- PhysiologyOxygen -- Physiological effectWater -- Dissolved oxygenMinimum oxygen levels survived by stream invertebratesReport1975683