Surveys You are here: Home - Services - Surveys
colibri_rim-fire-survey_900x300
colibri-common-raven-nest
PRE-CONSTRUCTION SURVEYS

Biological surveys performed before construction or other activities to comply with permit conditions, mitigation measures, or conditions of approval.

DUE DILIGENCE SURVEYS

Reconnaissance-level surveys used to verify baseline biological conditions of a property before purchase or development and to identify biological constraints, fatal flaws, and opportunities.

NESTING BIRD SURVEYS

Surveys performed to identify the location and status of any active bird nest on or near a project site.

colibri-bull-thistle
ROOSTING BAT SURVEYS

Surveys conducted to locate any bat roost, determine its status, and identify its occupants.

FLORAL AND FAUNAL INVENTORY SURVEYS

Focused surveys performed to catalog the plants and animals of a property or area.

NONNATIVE PLANT SURVEYS

Focused surveys performed to document the presence and distribution of nonnative plants, especially invasive species.

colibri_giant-kangaroo-rat
SPECIAL-STATUS SPECIES SURVEYS

Protocol-level surveys used to determine presence, distribution, and/or abundance of plant or animal species listed under the federal or state Endangered Species Act or otherwise designated by federal or state agencies or conservation organizations as rare, threatened, or endangered.

colibri-partenavia-and-helo-survey
AERIAL SURVEYS

Surveys performed from airplanes or helicopters to determine numbers and distribution of animals such as waterfowl, seabirds, wading birds, nesting raptors, sea turtles, or marine mammals; includes photographic surveys and radio telemetry tracking surveys.