Great Gray Environmental offers a variety of services relating to environmental compliance:

  • Environmental Planning: wildlife and aquatics planning, risk evaluation, desktop review, field logistics design, mapping, mitigation recommendations, permit application support, and regulatory consultation.
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  • Pre-disturbance Surveys: fish and wildlife inventories, wildlife habitat assessments, Qualified Aquatic Environmental Specialist (QAES) assessments of riverine fish habitat, nest sweeps, sensitive wildlife feature surveys, habitat mapping, and species at risk surveys.
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  • Construction Monitoring: environmental inspection, monitoring wildlife during activities in sensitive habitat; water quality monitoring during instream construction or at permanent facilities; fish salvages (using traps, nets, and backpack or float electrofishing).
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  • Post-disturbance Investigations: assessing habitat restoration and ongoing concerns.
  • Spill Response: aquatics and wildlife spill response – rescue and monitoring support.
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  • Data Management: large database management; data analysis and interpretation.
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  • Technical Writing: synthesis of high-quality reports in plain language, report editing, and interpretation of existing datasets.
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  • Mentorship: training technicians in field survey techniques, including fish rescue, habitat assessments, and identification of wildlife (auditory, visual, and sign), fish, and sensitive features.

Field Surveys

Great Gray Environmental offers the following field surveys for through any phase of a project:

Breeding Bird Surveys

Nest Sweeps


Sensitive Raptor Nest Surveys

Grouse Lek Surveys

Wildlife Surveys

Bear Den Sweeps

Sensitive Reptile and Hibernacula Surveys


Species at Risk Presence and Habitat Surveys

Redd Surveys

Sensitive Amphibian Breeding Habitat Surveys


Fish Population Inventories

Aquatic Habitat Investigations

Monitoring Services

We also monitor features or wildlife that may be affected by construction, as well as providing relocation support:

Active Nest Tracking

Nest Monitoring

Wildlife Monitoring

Water Quality Monitoring

Construction Monitoring and Environmental Inspection

Fish Salvage

Wildlife Salvage