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Coronavirus (COVID-19): Calvert Nature Society will follow recommendations made by County, State & National guidelines.

Dec. 10, 2020: We have new policies. Please see Calvert Nature Society's COVID waiver for our policies for all in-person activities
Calvert County Natural Resources Park Hours page for park hours, closures and other updates.
Calvert County's COVID-19 Resource Center

NOTICE: our online payment system has been restored.

Herp Atlas Maps

For detailed maps of the 39 Calvert County Blocks used in this survey, click on the links below.

The maps are pdf files.

Calvert Nature Society is dedicated to the protection and preservation of Calvert County’s natural heritage and the creation of an environmentally literate and aware community. We provide opportunities for appreciation and understanding of our natural world through our outreach initiatives and in support of the mission of the Calvert County Natural Resources Division. The Society is a 501(c)3 organization.

Copyright Calvert Nature Society.

Mailing address: PO Box 122, Port Republic, MD 20676. info@calvertparks.org

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NOTICE: our online payment system has been restored.

Herp Atlas Maps

Data for the County Blocks