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Jason Tesauro Consulting, LLC specializes in the recovery, management, and protection of rare, threatened & endangered reptiles, amphibians, and other wildlife in the Northeastern U.S. We have expertise in species habitat assessments, presence/absence surveys, biological inventories, telemetry research, conservation planning, habitat management & restoration, and private lands outreach & education.

We provide consulting services to a variety of stakeholders in Northeastern wildlife conservation including federal, state, and municipal government, non-profit land & wildlife conservancies, as well as private landowners, engineering firms, and other private entities.



photo by Scott Angus

Marbled salamander adult John F. Bunnell

photo by John F. Bunnell

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photo by Blaine Rothauser



  • Population status assessments and monitoring

  • Mark-recapture studies

  • Telemetry research

  • Habitat modelling and spatial analysis



With assistance from our partners at Country Views, Inc.:

  • Conservation and biodiversity stewardship planning

  • Pond construction

  • Nature trail development

  • Forest management

  • Pasture management and prescribed grazing


  • Habitat assessments and surveys for rare, threatened, and endangered reptiles and amphibians

  • Comprehensive natural resource inventories

  • Natural community identification and mapping

  • Environmental impact statement preparation


  • Invasive plant control & management 

  • Native plant reestablishment

  • Wetland and stream restoration


Jason Tesauro is a wildlife ecologist specializing in the research, survey, and conservation of rare freshwater turtles and other herpetofauna in the northeastern U.S. He is a national expert on the ecology, habitat restoration, and recovery of the federally-threatened bog turtle, Glyptemys muhlenbergii¸a species with which he began working in 1994. He earned his Master’s Degree in Ecology and Evolution from Rutgers University under Dr. David Ehrenfeld, studying the relationship of domestic livestock grazing and bog turtles. 


U.S. Fish and Wildlife Service Recognized Qualified Bog Turtle Surveyor (Phase 1, Phase 2, and Phase 3 surveys)


Tesauro, J. and David Ehrenfeld. 2007. The effects of livestock grazing on the bog turtle [Glyptemys (=Clemmys) mulenberghii]. Herpetologica 63:293-300.

Tesauro, J. 2001. Restoring wetland habitats with cows and other livestock. Conservation Biology in Practice 2:26-30. 

Travis KB, E. Kiviat, J. Tesauro, L. Stickle, M. Fadden, V. Steckler, and L. Lukas. 2018. Grazing for Bog Turtle (Glyptemys muhlenbergii) Habitat Management: Case Study of a New York Fen. Herpetological Conservation and Biology 13(3):726-742.

Travis, KB, I. Haeckel, G. Stevens, J. Tesauro, and E. Kiviat. Bog Turtle (Glyptemys muhlenbergii) Dispersal Corridors and Conservation in New York, USA. Herpetological Conservation and Biology 13(1):257–272.

Lathrop, R., P. Montesano, J. Tesauro, and B. Zarate. 2005. Statewide mapping and assessment of vernal pools: A New Jersey case Study. Journal of Environmental Management 76:230-238.



U.S. Fish and Wildlife Service Natural Resources Conservation Service I National Park Service I New Jersey Division of Fish and Wildlife I New Jersey Natural Lands Trust I Massachusetts Natural Heritage and Endangered Species Program Hudsonia Ltd. I Environmental Defense Fund I Wildlife Management Institute I WSP Global, Inc. Colliers Engineering & Design I HDR, Inc.

New York: P.O. Box 908, Millbrook, NY 12545


                                  email: tesaurojason@gmail.com          phone: 201.841.6879


                                                              New Jersey: P.O. Box 5154, Phillipsburg, NJ 08865