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• State of the Great Lakes 2007

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State of the Great Lakes 2007

SOGL Cover Page  (PDF) (2 pp. 819 kb)

SOGL Preface (PDF) (5 pp. 972 kb)

1. SOGL Introduction (PDF) ( 1pp. 78 kb)
2. Assessing Date Quality (PDF) (12 pp. 789 kb)
3. Indicator Category Assessments and Management Challenges (PDF) (9 pp. 789 kb)
   • Contamination - Chemical Integrity of the Great Lakes - What the Experts are Saying
   • Biotic Communities
   • Invasive Species
   • Coastal Zones and Aquatic Habitats
   • Human Health
   • Land Use - Land Cover
   • Resource Utilization
   • Climate Change
4. What is Being Done to Improve Conditions (PDF) (3 pp. 733 kb)
5. Indicator Reports and Assessments
   • Indicator # 8 - Salmon and Trout (PDF) (7 pp. 733 kb)
   • Indicator # 9 - Walleye (PDF) (4 pp. 649 kb)
   • Indicator # 17 - Preyfish Population (PDF) (7 pp. 700 kb)
   • Indicator # 18 - Sea Lamprey (PDF) (5 pp. 657 kb)
   • Indicator # 68 - Native Freshwater Mussels (PDF) (4 pp. 853 kb)
   • Indicator # 93 - Lake Trout (PDF) (4 pp. 677 kb)
   • Indicator # 104 - Benthos Diversity and Abundance - Aquatic Oligochaete Communities (PDF) (7 pp. 802 kb)
   • Indicator # 109 - Phytoplankton Populations (PDF) (3 pp. 660 kb)
   • Indicator # 111 - Phosphorus Concentrations and Loadings (PDF) (4 pp. 1.4 mb)
   • Indicator # 114 - Contaminants in Young-of-the-Year Spottail Shiners (PDF) (7 pp. 808 kb)
   • Indicator # 115 - Contaminants in Colonial Nesting Waterbirds (PDF) (6 pp. 1.0 mb)
   • Indicator # 116 - Zooplankton Populations (PDF) (8 pp. 761 kb)
   • Indicator # 117 - Atmospheric Deposition of Toxic Chemicals (PDF) (6 pp. 775 kb)
   • Indicator # 118 - Toxic Chemical Concentrations in Offshore Waters (PDF) (6 pp. 883 kb)
   • Indicator # 119 - Concentrations of Contaminants in Sediment Cores (PDF) (3 pp. 892 kb)
   • Indicator # 121 - Contaminants in Whole Fish (PDF) (9 pp. 940 kb)
   • Indicator # 122 - Hexagenia (PDF) (5 pp. 888 kb)
   • Indicator # 123 - Abundances of the Benthic Amphipod Diporeia spp. (PDF) (4 pp. 807 kb)
   • Indicator # 124 - External Anomaly Prevalence Index for Nearshore Fish (PDF) (4 pp. 792 kb)
   • Indicator # 125 - Status of Lake Sturgeon in the Great Lakes (PDF) (6 pp. 937 kb)
   • Indicator # 3514 - Commercial/Industrial Eco-Efficiency Measures (PDF) (3 pp. 726 kb)
   • Indicator # 4175 - Drinking Water Quality (PDF) (7 pp. 882 kb)
   • Indicator # 4177 - Biological Markers of Human Exposure to Persistent Chemicals (PDF) (6 pp. 802 kb)
   • Indicator # 4200 - Beach Advisories, Postings and Closures (PDF) (10 pp. 1.3 mb)
   • Indicator # 4201 - Contaminants in Sport Fish (PDF) (6 pp. 783 kb)
   • Indicator # 4202 - Air Quality (PDF) (10 pp. 1.2 mb)
   • Indicator # 4501 - Coastal Wetland Invertebrate Community Health (PDF) (2 pp. 568 kb)
   • Indicator # 4502 - Coastal Wetland Fish Community Health (PDF) (4 pp. 598 kb)
   • Indicator # 4504 - Wetland-Dependent Amphibian Diversity and Abundance (PDF) (4 pp. 706 kb)
   • Indicator # 4506 - Contaminants in Snapping Turtle Eggs (PDF) (4 pp. 789 kb)
   • Indicator # 4507 - Wetland-Dependent Bird Diversity and Abundance (PDF) (5 pp. 723 kb)
   • Indicator # 4510 - Coastal Wetland Area by Type (PDF) (4 pp. 702 kb)
   • Indicator # 4858 - Ice Duration on the Great Lakes (PDF) (4 pp. 833 kb)
   • Indicator # 4861 - Effect of Water Level Fluctuations (PDF) (4 pp. 747 kb)
   • Indicator # 4862 - Coastal Wetland Plant Community Health (PDF) (5 pp. 638 kb)
   • Indicator # 4863 - Land Cover Adjacent to Coastal Wetlands (PDF) (4 pp.1.1 mb)
   • Indicator # 7000 - Urban Density (PDF) (4 pp. 719 kb)
   • Indicator # 7002 - Land Cover/Land Conversion (PDF) (6 pp. 1.4  mb)
   • Indicator # 7006 - Brownfields Redevelopment (PDF) (5 pp. 1.0 mb)
   • Indicator # 7028 - Sustainable Agriculture Practices (PDF) (3 pp. 792 kb)
   • Indicator # 7043 - Economic Prosperity (PDF) (3 pp. 683 kb)
   • Indicator # 7054 - Ground Surface Hardening (PDF) (2 pp. 543 kb)
   • Indicator # 7056 - Water Withdrawals (PDF) (5 pp. 1.1 mb)
   • Indicator # 7057 - Energy Consumption (PDF) (7 pp. 941 kb)
   • Indicator # 7060 - Solid Waste Disposal (PDF) (6 pp. 742 kb)
   • Indicator # 7061 - Nutrient Management Plans (PDF) (3 pp. 872 kb)
   • Indicator # 7062 - Integrated Pest Management (PDF) (3 pp. 793 kb)
   • Indicator # 7064 - Vehicle Use (PDF) (4 pp. 733 kb)
   • Indicator # 7065 - Wastewater Treatment and Pollution (PDF) (9 pp. 798 kb)
   • Indicator # 7100 - Natural Groundwater Quality and Human-Induced Changes (PDF) (5 pp. 2.1 mb)
   • Indicator # 7101 - Groundwater and Land: Use and Intensity (PDF) (5 pp. 1.8 mb)
   • Indicator # 7102 - Base Flow Due to Groundwater Discharge (PDF) (8 pp. 1.8 mb)
   • Indicator # 7103 - Groundwater Dependent Plant and Animal Communities (PDF) (4 pp. 2.5 mb)
   • Indicator # 8129 - Area, Quality and Protection of Special Lakeshore Communities - Alvars (PDF) (3 pp. 705 kb)
   • Indicator # 8129 - Area, Quality and Protection of Special Lakeshore Communities - Cobble Beaches (PDF) (4 pp. 882 kb)
   • Indicator # 8129 - Area, Quality and Protection of Special Lakeshore Communities - Islands (PDF) (6 pp. 761 kb)
   • Indicator # 8129 - Area, Quality and Protection of Special Lakeshore Communities - Sand Dunes (PDF) (2 pp. 547 kb)
   • Indicator # 8131 - Extent of Hardened Shoreline (PDF) (3 pp. 691 kb)
   • Indicator # 8135 - Contaminants Affecting Productivity of Bald Eagles (PDF) (3 pp. 926 kb)
   • Indicator # 8147 - Population Monitoring and Contamination Affecting the American Otter (PDF) (4 pp. 645 kb)
   • Indicator # 8164 - Biodiversity Conservation Sites (PDF) (4 pp. 1.2 mb)
   • Indicator # 8500 - Forest Lands - Conservation of Biological Diversity (PDF) (8 pp. 784 kb)
   • Indicator # 8501 - Forest Lands - Maintenance of Productive Capacity of Forest Ecosystems (PDF) (4 pp. 684 kb)
   • Indicator # 8503 - Forest Lands - Conservation and Maintenance of Soil and Water Resources (PDF) (6 pp. 2.2 mb)
   • Indicator # 9000 - Acid Rain (PDF) (6 pp. 1.8 mb)
   • Indicator # 9002 - Non-Native Species - Aquatic (PDF) (5 pp. 754 kb)
   • Indicator # 9002 - Non-Native Species - Terrestrial (PDF) (5 pp. 669 kb)
6. Acronyms and Abbreviations (PDF) (8 pp. 617 kb)
7. Acknowledgments (PDF) (2 pp. 617 kb)

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