Mary Gilmore

Bat Ecologist / Wetland Scientist
EnviroScience Bat Ecologist & Wetland Scientist Mary Gilmore

EnviroScience Bat Ecologist & Wetland Scientist Mary Gilmore

A valued member of the EnviroScience team since 2015, Mary Gilmore specializes in Threatened and Endangered Bats and Wetland/Stream delineating and permitting.  

As an endangered bat biologist, Mary conducts threatened and endangered habitat assessments and bat surveys.  She has a USFWS Indiana bat recovery permit through the extent on the bat’s range and is a Qualified Bat Surveyor with the Commonwealth of Pennsylvania. Additionally, she has extensive field experience leading mist net surveys, conducting radio telemetry, and knowledge of threatened and endangered bats and their habitats. 

As a wetland/stream biologist, Mary conducts wetland identifications and delineations, stream habitat assessments, and project reporting and permitting. She is proficient in using Global Positioning Systems (GPS) to map wetland boundaries and ecological features. Mary has conducted ecological work throughout Illinois, Indiana, Kansas, Kentucky, Michigan, New York, Ohio, Pennsylvania, Missouri, Oklahoma, Tennessee, West Virginia, and Virginia.

Contact Mary at:  MGilmore @

Few environmental firms in the country retain EnviroScience’s degree of scientific know-how, talent, and capability under one roof. The diverse backgrounds of our biologists, environmental engineers, scientists, and divers enable us to provide comprehensive in-house services and an integrated approach to solving environmental challenges—saving clients time, reducing costs, and ensuring high-quality results.

Our client guarantee is to provide “Excellence in Any Environment” meaning no matter what we do, we will deliver on our Core Values of respect, client advocacy, quality work, accountability, teamwork, and safety. EnviroScience was created with the concept that we could solve complex problems by empowering great people. This concept still holds true today, as our scientists explore the latest in environmental legislation and regulations and incorporate the most up-to-date technology to gather and report data.

EnviroScience expertise includes but is not limited to: aquatic survey (including macroinvertebrate surveys and biological assessments); ecological restoration; ecological services (including impact assessments, invasive species control, and water quality monitoring);  emergency response; engineering and compliance services; endangered mussel surveys; laboratory and analysis; stormwater management; threatened and endangered species; and wetlands and streams (including delineation and mitigation). Further, EnviroScience is one of the few biological firms in the country that is a general member of the Association of Diving Contractors International (ADCI) and offers full-service commercial diving services.