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Search Results for the EPA National Library Catalog
Items Found: 30
Showing: Items 1 - 30
Your Search: (SUBJECT=Ecoregions)
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Title
Year Published
1
A GIS inventory of Pacific Northwest lakes/reservoirs and an analysis of historical nutrient and water quality data /
2004
2
Ambient water quality criteria recommendations : information supporting the development of state and tribal nutrient criteria ... : rivers and streams in nutrient ecoregion I : Willamette and Central Valleys including all or parts of the states of Washington, Oregon and California and the authorized Tribes within the region.
2001
3
Ambient water quality criteria recommendations : information supporting the development of state and tribal nutrient criteria for lakes and reservoirs in nutrient ecoregion III : xeric west including all or parts of the states of : Washington, Oregon, California, Nevada, Idaho, Wyoming, Montana, Utah, Colorado, New Mexico, Arizona, and Texas, and the authorized Tribes within the ecoregion.
2001
4
Ambient water quality criteria recommendations : information supporting the development of state and tribal nutrient criteria for lakes and reservoirs in nutrient ecoregion XIV : Eastern Coastal plain including all or parts of the states of South Carolina, North Carolina, Georgia, Virginia, Maryland, Delaware, New Jersey, New York, Connecticut, Rhode Island, Massachusetts, New Hampshire, and Maine, and the authorized tribes within the ecoregion.
2001
5
Ambient water quality criteria recommendations : information supporting the development of state and tribal nutrient criteria for rivers and streams in nutrient ecoregion IV : Great Plains grass and shrublands including all or parts of North Dakota, South Dakota, Montana, Wyoming, Nebraska, Colorado, Kansas, Oklahoma, New Mexico, and Texas and the authorized Tribes within the ecoregion /
2001
6
Ambient water quality criteria recommendations : information supporting the development of state and tribal nutrient criteria for rivers and streams in nutrient ecoregion IV-great plains grass and shrublands including all or parts of: North Dakota, South Dakota, Montana, Wyoming, Nebraska, Colorado, Kansas, Oklahoma, New Mexico, and Texas, and the authorized Tribes within the Ecoregion.
2001
7
Ambient water quality criteria recommendations : information supporting the development of state and tribal nutrient criteria for rivers and streams in nutrient ecoregion V : south central cultivated Great Plains including all or parts of the states of: Montana, North Dakota, South Dakota, Nebraska, Wyoming, Colorado, Kansas, Oklahoma, Texas, and New Mexico, and the authorized tribes within the ecoregion /
2001
8
Ambient water quality criteria recommendations : information supporting the development of state and tribal nutrient criteria for rivers and streams in nutrient ecoregion VIII : nutrient-poor, largely glaciated upper midwest and northeast including all or parts of the states of: Maine, New Hampshire, Vermont, Massachusetts, New York, New Jersey, Pennsylvania, Michigan, Wisconsin, and Minnesota, and the authorized tribes within the ecoregion.
2001
9
Ambient water quality criteria recommendations information supporting the development of state and tribal nutrient criteria for lakes and reservoirs in nutrient ecoregion XIV : eastern coastal plain including all or parts of the states of South Carolina, North Carolina, Georgia, Virginia, Maryland, Delaware, New Jersey, New York, Connecticut, Rhode Island, Massachusetts, New Hampshire, and Maine, and the authorized tribes within the ecoregion. [electronic resource] :
2001
10
Biological characterization of the Middle Fork Anderson River, Perry County, Indiana /
1997
11
Classification of lakes in the coast range ecoregion with respect to nutrient processing.
2005
12
Defining Regions for Evaluating Environmental Resources.
1989
13
Development of index of biotic integrity expectations for the ecoregions of Indiana : II. Huron-Erie Lake Plain /
1994
14
Ecoregions and Subregions of Iowa: A Framework for Water Quality Assessment and Management.
1994
15
Ecoregions of Alaksa.
1995
16
Ecoregions of Tennessee.
1997
17
Ecoregions: A Spatial Framework for Environmental Management.
1993
18
Effect of riparian areas on the ecological condition of small, perennial streams in agricultural landscapes of the Willamette Valley {Microfiche}
1997
19
Evaluation of an Aquatic Ecoregion Classification of Streams in Arkansas.
1987
20
Gulf of Mexico at a Glance: A Second Glance.
2011
21
Hierarchical subdivisions of the Columbia Plateau and Blue Mountain ecoregions, Oregon and Washington /
1996
22
Level III and IV Ecoregions of Illinois.
2006
23
Level III and IV ecoregions of Pennsylvania and the Blue Ridge Mountains, the central Appalachian Ridge and valley, and the central Appalachians of Virginia, West Virginia, and Maryland /
1996
24
Mid-Atlantic highlands streams assessment : final report /
2000
25
Modeling fish distributions in the Pacific Northwest coast range ecoregion using EMAP data /
2003
26
National Health and Environmental Effects Research Laboratory, Western Ecology Division: Research Update, July 1997.
1997
27
Relationship of Aquatic Ecoregions, River Basins and Physiographic Provinces to the Ichthyogeographic Regions of Oregon.
1987
28
Significance of Regional Lake Quality Patterns to Management/Restoration of Specific Lakes.
1995
29
The Massachusetts Ecological Regions Project /
1994
30
Use of Ecoregions in Biological Monitoring.
1992
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