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Professional Staff

Pacific Southwest values our resources and strives to provide you with top-notch biologists to address your project's concerns with each jurisdiction and wildlife agency.  Our staff strives to provide you excellence in the biological industry, in addition to personalized service, and timely report delivery.

Douglas W. Allen, M. Sc. provides a wide range of biological consulting services including botanical and zoological issues with various habitat types including coastal, inland, desert.  He is federally-permitted to conduct presence/absence surveys for bats, Quino Checkerspot Butterfly, Fairy Shrimp, and Coastal California Gnatcatcher.  Mr. Allen is well versed with avian species including Least Bell's Vireo, Bell's Savannah, Southwest Willow Flycatcher.  Mr. Allen also conducts presence/absence surveys for Burrowing Owl, Desert Tortoise, and Arroyo Toad species.

R. Mitchel Beauchamp, M. Sc. as principal botanist provides unique experience of over 30 years provides botany, jurisdictional and wetlands determination/delineation,  permit processing, revegetation/restoration/enhancement/creation establishment and monitoring, resource management, and project mitigation strategy development.  Mr. Beauchamp is an arborist and provides experienced solutions with moving project development forward. 

Cornelius W. Bouscaren, B. A. provides a wide range of biological consulting services with emphasis in surveys for sensitive species in riparian and sage scrub habitats, long experienced in project construction monitoring and client liaison.  He is federally-permitted to conduct protocol surveys for Coastal California Gnatcatcher, Least Bell's Vireo, Southwest Willow Flycatcher, and Brown-headed Cowbird Trapping.  Mr. Bouscaren also conducts presence/absence surveys for Burrowing Owl, Desert Tortoise, and Arroyo Toad species.

Eric Dugan, M. Sc. provides biological consulting services as field biologist, with an emphasis on herpetofauna.  Mr. Dugan provides surveys for various species such as Arroyo Toad, Burrowing Owl, Desert Tortoise, and Southern Rubber Boa.  Mr. Dugan has performed directed search for Flat-tailed Horned Lizard, San Diego Coast Lizard, Coachella Valley Fringe-toed Lizard, Jerusalem Cricket, and Giant Sand-treader Cricket.  Mr. Dugan also performs construction monitoring for these species.

Michael U. Evans, M. Sc. with over 30 years experience was formerly employed as an Environmental Management Specialist with the County of San Diego and  U. S. Fish and Wildlife Service.  Mr. Evans serves as Director of Operations with zoological and CEQA/NEPA processing aspects of projects, particularly involving HCP procedures and protocols. He has authored two chapters in Birds of the Anza Borrego Desert State Park (1998).  Mr. Evans is federally-permitted to conduct protocol surveys for Snowy Plover, Southwest Willow Flycatcher, Coastal California Gnatcatcher and Least Bell's Vireo.  Mr. Evans also conducts protocol surveys for Burrowing Owl and Desert Tortoise.

Geoffrey Rogers, B. A. provides extensive field survey and report writing support.  Mr. Rogers is federally-permitted to conduct protocol surveys for Coastal California Gnatcatcher, Southwestern Willow Flycatcher, and Least Bells Vireo.  He also conducts Burrowing Owl and and Arroyo Toad protocol surveys. 

Chris Rodriguez, B. Sc, provides biological consulting services as field biologist, with an emphasis on herpetofauna.  Mr. Rodriguez provides surveys for various species such as Arroyo Toad, Burrowing Owl, Desert Tortoise, and Southern Rubber Boa.  Mr. Rodriguez has performed directed search for Flat-tailed Horned Lizard, San Diego Coast Lizard, Coachella Valley Fringe-toed Lizard, Jerusalem Cricket, and Giant Sand-treader Cricket.  Mr. Rodriguez also performs construction monitoring for these species.