Contact Us

A chipmunk looks back from a ledge, seeming to say "hello!".
A golden-mantled ground squirrel in Rocky Mountain National Park.

NPS photo/M. Reed

Biological Resources Division
Natural Resources Stewardship and Science Directorate

1201 Oakridge Drive, Suite 200
Fort Collins, CO 80525

Phone: 970-225-3505
Fax: 970-225-3585

Office of the Division Chief


Branches:

Wildlife Conservation Branch
Wildlife Health Branch
Landscape Restoration and Adaptation Branch
Biodiversity Discovery Program

Office of the Division Chief


Elaine Leslie
Biological Resources Division Chief
Expertise: terrestrial and marine biology, non-native plants and animals, landscape corridors and restoration, cultural resources, 18th century landscape ecology
Email Elaine

Kass (Hardy) Bissmeyer
Management Assistant
Expertise: large landscape conservation, landscape initiatives, corridors, pollinators, NP System Plan
Email Kass

Marie Felder
Administrative Support Assistant

Email Marie

Sarah Sparhawk
Visual Information Specialist
Expertise: science communication, graphic design, outreach materials
Email Sarah

Wildlife Conservation Branch

Mike Wrigley
Branch Chief
Expertise: At-risk species (Federally listed) and other rare species, wildlife management, birds, mammals, amphibians and reptiles, habitat restoration, species conservation, landscapes
Email Mike

Amanda Hardy, PhD
Wildlife Biologist
Expertise: human-wildlife interactions, terrestrial mammal ecology, climate change adaptation, bison conservation, road ecology
Email Amanda

Nicole Brandt
Biological Science Technician
Expertise: marine wildlife, marine biologist, migratory wildlife, stranding programs
Email Nicole

Dave Trevino
Environmental Protection Specialist

Email Dave

William (Bill) Austin
Wildlife Biologist
Expertise: At-risk species (threatened and endangered)/special status species
Email William

Jennifer Sieracki
Invasive Animal Coordinator
Expertise: invasive species ecology, spatial modeling, landscape ecology
Email Jennifer

Wildlife Health Branch

Jenny Powers
Acting Branch Chief
Expertise: wildlife anesthesia, wildlife fertility control, disease of ungulates
Email Jenny

Scott Ratchford
Wildlife Technician
Expertise: wildlife capture and handling, anesthesia, biological sampling, GIS, database management
Email Scott

CDR Danielle Buttke, DVM, PhD, MPH, DACVPM
One Health Coordinator
Expertise: public health, zoonotic disease, environmental health
Email Danielle

Nathan Galloway
Disease Ecologist
Expertise: wildlife disease, population ecology, statistical models
Email Nathan

Tracy Thompson
Veterinary Medical Officer
Expertise: animal welfare veterinarian, herpetological health specialist
Email Tracy

Michelle Verant
Wildlife Veterinarian
Expertise: veterinary assistance and consultation, wildlife mortality investigation, One Health, science communication
Email Michelle

Allie Petersen
Wildlife Health Technician
Expertise: animal welfare, wildlife health, IACUC
Email Allie

Landscape Restoration and Adaptation Branch

Lori Makarick
Branch Chief
Expertise: native plant conservation, invasive plant management, forest health, ecological restoration, pollinator habitat protection
Email Lori

Terri Hogan
Invasive Plant Program Manager
Expertise: plant ecology, invasive plant management, rare, at-risk (threatened and endangered) plant species, plant community ecology
Email Terri

Gregory E. Eckert, PhD, CERP
Restoration Ecologist
Expertise: restoration ecology, soil ecology, rare species management, wildland fire and natural disturbance, native plant materials

Email Greg

James C Howard IV
IPM Physical Scientist
Expertise: pesticides, integrated pest management, pollinators, forest health
Email James

Jordan Spaak
Ecologist
Expertise: livestock/grazing management, rangeland/grassland management, domestic stock and wildlife interactions
Email Jordan

Biodiversity Discovery Program

Kris Barnes
Biodiversity Discovery Program Lead

Email Kris

Kiersten Jarvis
Project Manager
Expertise: citizen science, BioBlitz, youth internships
Email Kiersten

Parker Hopkins
Data Technician
Expertise: citizen science data manager, outreach
Email Parker

Last updated: March 20, 2019