Subject: Ecological surveys 
110th Congress (2007–2008)
H.R. 1350
The Great Lakes Collaboration Implementation Act
S. 725
The National Aquatic Invasive Species Act of 2007
H.R. 667
The Early Pest Detection and Surveillance Improvement Act
H.R. 260
The Aquatic Invasive Species Research Act
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- 109th Congress (2005–2006)