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Tierra Madre Consultants, Inc.

Pacific Southwest Biological Services, Inc.

Your Natural Resource Consultants since 1971

Tijuana estuary wetlands all green with river flowing and bird sitting next to river.  Tijuana buildings in the distant background
tel (619) 477-5333
Fax (619) 477-538

Gila Biological Services, Inc.

Pacific Southwest Biological Services Inc., (Pacific Southwest), is a California-based corporation offering a wide range of ecological, natural resource planning, and natural history services.

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