01493nam 2200409 450 991071700260332120220111112546.0(CKB)5470000002528185(OCoLC)1291561672(EXLCZ)99547000000252818520220111d1974 ua 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierA water-quality reconnaissance of Big Bear Lake, San Bernardino County, California, 1972-73 /by George A. Irwin and Michael LemonsMenlo Park, Calif. :U.S. Geological Survey,1974.1 online resource (v, 40 pages) illustrations, one mapWater-resources investigations ;74-3"May 1974."Includes bibliographical references (page 40).Water qualityCaliforniaBig Bear LakeMeasurementEutrophicationCaliforniaBig Bear LakeNutrient pollution of waterCaliforniaBig Bear LakeWater qualityMeasurement.EutrophicationNutrient pollution of waterIrwin G. A.1392337Lemons MichaelGeological Survey (U.S.),GPOGPOBOOK9910717002603321A water-quality reconnaissance of Big Bear Lake, San Bernardino County, California, 1972-733510064UNINA