02092oam 2200553 450 991071677690332120210806115524.0(CKB)5470000002524404(OCoLC)682153361(OCoLC)631194513(OCoLC)667871997(OCoLC)984765896(OCoLC)1153330831(OCoLC)995470000002524404(EXLCZ)99547000000252440420101117d1998 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierWater quality of selected effluent-dependent stream reaches in southern Arizona as indicated by concentrations of periphytic chlorophyll a and aquatic-invertebrate communities /by Joseph B. GeblerTucson, Arizona :U.S. Department of the Interior, U.S. Geological Survey,1998.1 online resource (ii, 12 pages) color illustrations, color mapsWater-resources investigations report ;98-4199"National Water-Quality Assessment Program."Includes bibliographical references (pages 10-11).Water qualityArizonaFreshwater invertebrate populationsArizonaChlorophyllArizonaWater qualityfastArizonafastWater qualityFreshwater invertebrate populationsChlorophyllWater quality.Gebler J. B(Joseph B.),1420185Geological Survey (U.S.),National Water-Quality Assessment Program (U.S.)OCLCEOCLCEOCLCQOCLCFOCLCQOCLCOOCLCQCOPOCLCAGPOBOOK9910716776903321Water quality of selected effluent-dependent stream reaches in southern Arizona as indicated by concentrations of periphytic chlorophyll a and aquatic-invertebrate communities3537154UNINA