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Butterflies of Erie County
http://www.npwrc.usgs.gov/resource/distr/lepid/bflyusa/chklist/states/counties/oh_43.htm
Presents photos and species accounts of butterflies found within the county.
Department Of Environmental Services
http://www.erie-county-ohio.net/does/does.htm
Provides public utilities and runs the recycling programs for the county.
Erie County Environmental Data
http://ohioline.osu.edu/cd-fact/en_erie.html
Environmental information for developers.