Brian Freiermuth

Wildlife Biologist


Brian Freiermuth has over 16 years of experience working with amphibians and reptiles.  He has amphibian-related field experience in five states and in six countries.  As a consultant, he has both managed field crews and performed key technical roles in a variety of projects throughout California.  As a researcher, Brian received his Master’s degree at San Francisco State, where his coursework focused on Ecology, Evolution and Conservation Biology.  His research focused on the larval descriptions of three species of Cameroonian frogs and the gonadal development of two of these species.  His extensive background in amphibian husbandry and fieldwork has given him hands on experience with dozens of species of amphibians and reptiles.

Brian is an ecologist by training and has a tremendous personal interest in amphibians.  He is an expert on captive amphibian care and has led efforts transporting live amphibians for research from locations as far away as Cameroon.  Brian has field and regulatory permitting experience with California special status amphibians and reptiles including California red-legged frog, California tiger salamander, foothill yellow-legged frog, Sierra Nevada yellow-legged frog, arroyo toad, western pond turtle, and San Francisco garter snake.  In addition to his expertise with amphibians, Brian has performed surveys and monitoring for a variety of species, including burrowing owl, salt marsh harvest mouse, marine mammals, nesting birds, rails, bats and more.


Taxon Advisory Group Best Practice Guidelines for the Lake Oku frog, Xenopus longipes. 2016

A Survey of Amphibians and Reptiles in the Foothills of Mount Kupe, Cameroon. 2016


M.S., Evolution, Ecology and Conservation Biology, San Francisco State University

B.S., Earth Systems Science and Policy California State University, Monterey Bay


California Department of Fish and Game Scientific Collecting Permit

Partner, Amphibian Survival Alliance

California Rare Pond Species Workshop, Sonoma State University

Amphibian Ark/Toledo Zoo Amphibian Academy