How to Read this Map
Species are mapped based on atlas survey units called
, which form a grid covering the atlas area. Several atlas blocks compromise larger units, called
blocks are outlined on this map; all other blocks displayed have no border. One block from each quad was covered as first priority.
Darker colors indicate higher confidence
that a species is breeding in the block, based on evidence found.
More common species
will fill more of the map area than
less common species
features might appear on the map for point of reference.
special areas are
swamps & marshes are
For more info: