These graphics are for public use. Please credit the Lake Champlain Basin Program

Figure 1 | Mercury concentration in Lake Champlain fish tissue

Figure 1 | Mercury concentration in Lake Champlain fish tissue

Figure 2 |Public Beach closures on Lake Champlain, 2015-2017

Figure 2 | Public beach closures on Lake Champlain, 2015-2017

Figure 3 | Cyanobacteria alerts, 2015-2017

Figure 3 | Cyanobacteria Alerts, 2015-2017

Figure 4 | Annual mean phosphorus concentration by lake segment, 1990-2017

Figure 4 | Annual mean phosphorus concentration by lake segment, 1990-2017

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Figure 5 | Mean Annual water discharge and phosphorus load for the Winooski River, 1990-2016

Figure 5 | Mean annual discharge and phosphorus load for the Winooski River, 1990-2016

Figure 6 | Annual tributary phosphorus loading, 1990-2017

Figure 6 | Annual tributary phosphorus loading, 1990-2017

Figure 7 | Annual phosphorus loading and land cover in the Lake Champlain Basin

Figure 7 | Annual phosphorus loading and land cover in the Lake Champlain Basin

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Figure 8 | Phosphorus load from wastewater treatment facilities, 1990-2016

Figure 8 | Phosphorus load from wastewater treatment facilities, 1990-2016

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Figure 9 | Freeze-over of Lake Champlain, 1906-2018

Figure 9 | Freeze-over of Lake Champlain, 1906-2018

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Figure 10 | Sea lamprey wounding rates in Lake Champlain, 2002-2017

Figure 10 | Sea lamprey wounding rates in Lake Champlain, 2002-2017

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Figure 11 | Aquatic non-native and invasive species in Lake Champlain, 1883-2017

Figure 11 | Aquatic non-native and invasive species in Lake Champlain, 1883-2017

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Figure 12 | Non-native threats to Lake Champlain Basin from connected waterways

Figure 12 | Non-native threats to Lake Champlain Basin from connected waterways

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Figure 13 | Potential spread of aquatic invasive hitchhikers by trailered boats in the Northeast

Figure 13 | Potential spread of aquatic invasive hitchhikers by trailered boats in the Northeast

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Figure 14 | Extent of water chestnut coverage in Lake Champlain, 1999, 2007, 2017

Figure 14 | Extent of water chestnut coverage in Lake Champlain, 1999, 2007, 2017

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Figure 15 | New and improved cartop boat access sites, 2015-2018

Figure 15 | New and improved cartop boat access sites, 2015-2018

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Figure 16 | Lake Champlain aquatic invasive species spread prevention program summary, 2007-2017

Figure 16 | Lake Champlain aquatic invasive species spread prevention program summary, 2007-2017

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Economic Impact of Clean Water

Economic Impact of Clean Water

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Lake Champlain Basin Map

Lake Champlain Basin map

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Pressure State Response model

Pressure State Response model

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Ecosystem Indicators Scorecard

Ecosystem Indicators Scorecard

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Major causes of algae blooms

Major causes of algae blooms

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Concentration and  load defined

Concentration and load defined

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State of the Lake summary

State of the Lake summary