Southeast Michigan Butterfly Data Page
Greater Washtenaw County Survey
Data reports cover season summary sightings, major survey sites over the years, NABA
4th of July counts, and a few miscellaneous others. Many of these reports and summaries are available in
alternative versions which are only viewable in selected Web Browsers.
Greater Washtenaw County Butterfly Survey
Sightings Summary Data [Viewable in most Browsers]
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2008 Butterfly Season--Summary Table [ NEW--2008 butterflies ]
2007 Butterfly Season--Summary Table
2006 Butterfly Season--Summary Table
2005 Butterfly Season--Summary Table
2004 Butterfly Season--Summary Table
2003 Butterfly Season--Summary Table
2002 Butterfly Season--Summary Table
2001 Butterfly Season--Summary Table
2000 Butterfly Season--Summary Table
1999 Butterfly Season--Summary Table
1998 Butterfly Season--Summary Table
Sightings Summary Data Sortable by Category
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Sightings Summary Data in XML [Viewable in Internet Explorer 5+ or FoxFire Browsers only]
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2008 Butterfly Season--Sortable XML Summary Table [ NEW Season ]
2007 Butterfly Season--Sortable XML Summary Table [ NEW--Added Foxfire support ]
2006 Butterfly Season--Sortable XML Summary Table
2005 Butterfly Season--Sortable XML Summary Table
2004 Butterfly Season--Sortable XML Summary Table
2003 Butterfly Season--Sortable XML Summary Table
2002 Butterfly Season--Sortable XML Summary Table
2001 Butterfly Season--Sortable XML Summary Table
2000 Butterfly Season--Sortable XML Summary Table
1999 Butterfly Season--Sortable XML Summary Table
1998 Butterfly Season--Sortable XML Summary Table
Butterfly Season Resports
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1998 Butterfly Season Report Highlights : Gulf Fritillary, Dukes Skipper, Persius Duskywing, Brown Elfin ...
1997 Butterfly Season Report Aphrodite and Purplish Copper found in Washtenaw county...
1996 Butterfly Season Report
In 1996 interest in local butterflies continued to grow...
1995 Butterfly Season Report
Dukes Skipper, Wild Indigo Duskywing, Brown Elfin, Variegated Fritillary, Hoary Edge found...
Major GWC Butterfly Sites
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Selected Butterflies at Sites XML version
Botanical Gardens Sightings 1997 - 2006 XML Version [ Newly updated ]
Crosswinds Marsh Sightings 1997 - 2006 XML Version [ NEW ]
Embury Swamp Sightings 1997 - 2006 XML Version
Petersburg State Game Area Sightings 1998 - 2006 XML Version [ NEW ]
Sharon Valley Area Sightings 1997 - 2006 XML Version
1998 Butterflies at Major Sites--Summary Table
Early Dates: Southeast Michigan Butterflies 1998-2006 [ XML Version ] [ updated ]
Late Dates: Southeast Michigan Butterflies 1998-2006 [ XML Version ] [ updated ]
1999 Selected Butterflies by Month
4th of July NABA Counts
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Southwest Washtenaw--Noggles Road Count Description of count
Chelsea Area Count Description of count
Saline River Watershed Count
City of Ann Arbor Count
