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State Projects


Published Dec 15, 2010

The Iowa Aquatic Gap Analysis Project (IAGAP) began in 2001 to identify areas in the state where fish species richness lacked adequate protection under existing land ownership and management regimes.  Another main... Learn more >>


Published Dec 14, 2010

The mission of the Kansas Aquatic Gap Project is to map aquatic biodiversity in Kansas and link it to habitat characteristics.  This will allow determination of local species of concern.  Kansas Gap... Learn more >>


Published Dec 13, 2010

The State of Michigan and most of its boundaries are defined by water. The Great Lakes cover approximately 40 percent of the state’s nearly 97,000 square miles of official surface area, and... Learn more >>


Published Dec 12, 2010

Objectives: The principal goal of the Missouri Aquatic Gap pilot project was to identify riverine species, habitats, and ecosystems and species not adequately represented (i.e., gaps) in the matrix of conservation lands... Learn more >>


Published Dec 11, 2010

The Ohio Aquatic GAP (OH-GAP) is a pilot project that is applying the GAP concept to aquatic—specifically, riverine—data. Mission: The mission of GAP is to provide regional assessments of the conservation status... Learn more >>

South Dakota

Published Dec 10, 2010

South Dakota began work on the aquatic portion of their gap analysis project during the summer of 2000. The following objectives must be completed to evaluate aquatic ecosystems in South Dakota: Define... Learn more >>


Published Dec 9, 2010

A Great Lakes Aquatic GAP is being conducted for riverine systems in Wisconsin. The USGS is working with the Wisconsin Department of Natural Resources (WNDR) and other cooperators to develop an ecological... Learn more >>

Alabama-Coosa-Tallapoosa (ACT) and Apalachicola-Chattahoochee-Flint (ACF) River Basins

Published Nov 5, 2010

Mission: The primary purpose of the ACT/ACF Gap Analysis was to create databases and maps of aquatic species distributions in portions of the Alabama-Coosa-Tallapoosa (ACT) and Apalachicola-Chattahoochee-Flint (ACF) River Basins by developing... Learn more >>

Colorado River

Published Nov 4, 2010

Aquatic GAP analysis of the entire Colorado River Basin is being performed by linking ongoing GAP projects in the Lower Colorado River Basin (LCRGAP) and the Upper Colorado River Basin (UCRGAP). Linking... Learn more >>

Delaware River

Published Nov 3, 2010

Mission: The goal of the Delaware River basin gap analysis project is to identify gaps in biodiversity conservation in the Delaware River basin, particularly in the freshwater riverine portion of the watershed.... Learn more >>