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County Blocks
+ Closed Block % + Record Count 2013-2022 + Recent Activity + Diversity 2013-2022 + All Diversity + All Activity
1-3 4-6 7-9 10+
Regions: South West South Central South East North West North Central North East
Total Records for 2024: 792
Total Records: 205759
Total Records Today: 0
Number Of Contributors: 2758
389 Quads Closed
44.05%
2491 Blocks Closed
50.07%
Amphibian Migration Heat Map 2024

The Pennsylvania Amphibian and Reptile Survey (PARS) is an important state-sponsored atlas project launched in 2013. PARS will determine the distribution and status of all amphibians and reptiles throughout Pennsylvania.

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PARS project data is collected based on a grid system with the goals of documenting 10 species per block and 25 species per quad.

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PARS Getting Started Guide BlockBusting 101 Decontamination Protocols Spring 2020 PARS Newsletter View More Resources

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Celebrating Milestones: 50% Blocks Closed!

April 23, 2024
We are thrilled to announce that PARS has reached a significant milestone – we’ve achieved 50% of our goal of closing blocks! This accomplishment stands as a testament to the hard work put forth by our incredible…

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Identification of Woodland Salamanders in Pennsylvania

May 26, 2022
Species of salamanders in the family Plethodontidae can be quite similar in appearance. In orderto ensure that your hard work in the field results in a verified voucher, there are important externalcharacters that must be photographed. Key…

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