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Search Results : EPA National Library Catalog

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  1 Bioindicators for assessing ecological integrity of prairie wetlands / 1996
  2 Bioindicators for assessing ecological integrity of prairie wetlands {microform} / 1996
  3 Biological criteria : guide to technical literature / 1991
  4 Biological criteria : national program guidance for surface waters {microform}. 1990
  5 Biological criteria : national program guidance for surface waters. 1990
  6 Biological criteria : state development and implementation efforts {microform}. 1991
  7 Biological criteria : state development and implementation efforts. 1991
  8 Biological criteria : technical guidance for streams and small rivers / 1996
  9 Biological criteria development for large rivers with an emphasis on an assessment of the White River drainage, Indiana / 1992
  10 Biological criteria development for large rivers with an emphasis on an assessment of the White River drainage, Indiana [microform] 1992
  11 Biological criteria technical guidance for streams and small rivers / {microform} : 1996
  12 Biological Criteria: Technical Guidance for Streams and Small Rivers. 1993
  13 Coral reef biological criteria : using the Clean Water Act to protect a national treasure / 2010
  14 Development of Biological Criteria 1992
  15 Development of Biological Criteria for Coral Reef Ecosystem Assessment. 2005
  16 Ecoregions and Subregions of Iowa: A Framework for Water Quality Assessment and Management. 1994
  17 Ecoregions: A Spatial Framework for Environmental Management. 1993
  18 EPA Region 8 Bioassessment Workshop: Analysis of Biological Data College Inn Conference Center Boulder CO September 20,21, and 22 1995 1995
  19 Interim Guidance on Interpretation and Implementation of Aquatic Life Criteria for Metals. 1992
  20 Level III and IV Ecoregions of Illinois. 2006
  21 Policy on the Use of Biological Assessments and Criteria in the Water Quality Program. 1991
  22 Proceedings of a national conference : water quality standards for the 21st century, {microform} held in Dallas, Texas on March 1-3, 1989. / 1989
  23 Proceedings of a Symposium : Biological Criteria : {microform} Research and Regulation : December 12-13, 1990, Arlington, Virginia / 1991
  24 Proceedings of symposium : biological criteria : research and regulation / 1991
  25 Proceedings of the First National Workshop on Biological Criteria held in Lincolnwood, Illinois on December 2-4, 1987 {microform}, 1988
  26 Prototype Indicators of Condition for Deep River Fish Assemblages Developed. Electrofishing in Boatable Rivers: Does Sampling Design Affect Bioassessment Metrics. 2004
  27 Water quality standards for the 21st century : proceedings : December 10-12, 1990, Arlington, Virginia / 1991
  28 Water quality standards for the 21st century : proceedings : December 10-12, 1990, Arlington, Virginia {microform} / 1991
  29 Water quality standards for the 21st century : proceedings of the Third National Conference, Las Vegas, Nevada, August 31-September 3, 1992 / 1992
  30 Water quality standards for the 21st century proceedings of the Third National Conference, Las Vegas, Nevada, August 31-September 3, 1992 / {microform} : 1992
  31 Water Quality Standards for the 21st Century: Proceedings of a Conference 1991
  32 Water Quality Standards Workshop for Tribes 1998



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