| The Heinz
Center's State of the Nation's Ecosystems |
| ecosystem: |
Grasslands and Shrublands |
| indicator Name: |
Population Trends in
Invasive and Non-invasive Grassland/Shrubland Birds |
| page # in printed
report: |
170 |
| location on page: |
na |
| data source: |
U.S. Geological Survey,
Breeding Bird Survey; analysis by W. Mark Roberts. Coverage: selected
grassland and shrubland areas (see the technical note). |
| notes: |
please see technical
notes for further details on accessing these data from their original
source; this data table comes from a specific graphic in The State
of the Nation's Ecosystems report (www.heinzctr.org/ecosystems) |