Search Results : EPA National Library Catalog

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Select Item Title Year Published
  1 Field and Laboratory Methods for Investigating a Marine Gasoline Spill. 1981
  2 Fish movement ecology in high gradient headwater streams its relevance to fish passage restoration through stream culvert barriers / {electronic resource} : 2007
  3 NCCN mountain lakes monitoring strategy guidelines to resolution / {electronic resource} : 2008
  4 Sampling protocol for monitoring abiotic and biotic characteristics of mountain ponds and lakes [electronic resource] / 2005
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