Whether in scientific investigation, project planning, design and implementation (we are insured and bonded as a licensed contractor) or environmental education, we take pride in producing high-quality work in the most cost-effective manner.

AASF’s range of capabilities, combined with our knowledge of environmental planning and natural resource management, uniquely enables us to develop innovative, environmentally sensitive design solutions for all of our projects. The key to our success and growth is the commitment of our professionals to acquire an in-depth understanding of the clients’ needs and objectives in addition to a high level of technical competence.

Scope of Services

Stream and Riparian Ecosystem Restoration and Enhancement

    Survey, design, planning, permitting and construction

            Stream restoration and relocation design

In-stream channel improvements with diversion and de-watering capabilities

Stream bank stabilization and erosion control using bioengineering techniques

Fish barrier removal, culvert replacement and small bridge construction

Large woody debris and engineered log jam placement

In-stream and riparian zone habitat creation

Wetland restoration and enhancement

Construction of pond leveler devices (“beaver deceivers”)

     Riparian zone plant restoration

            Riparian zone native plant designs and plans

            Revegetation monitoring and reporting

Non-native/invasive plant control

Mitigation vegetation design and restoration plans

Watershed and Stream Corridor Analysis, Planning and Management

    Habitat assessment                                                                                                                           

            Site evaluation and resource inventory

            Riparian assessment and management

            Fish passage barrier and stream typing analysis

            Wetland assessment, delineation, inventorying and mapping

Bird census (by sight and sound)

    Surface water management

Surface and storm water sampling and analysis

            Design, implementation and management of water quality monitoring programs

            Urban storm water drainage plans and flood hazard management

            Best management practice (BMP) design

            Hydrologic and hydraulic modeling

            Stream gauging, in-stream studies and analysis

    Fisheries management

            Fish habitat evaluation and fish bearing stream analysis

            Stream trapping, seining and electro-fishing

            Fish identification and presence of indicator species

            Fish presence/absence assessments and population studies

            Spawning surveys and smolt trapping

Salmon carcass distribution for in-stream nutrient enhancement 

            Benthic macroinvertebrate sampling and analysis

 Environmental Regulatory Compliance and Permit Assistance

Biological assessments, environmental assessments and impact analysis

Wetland assessment, inventory and delineation using Army Corps protocols

Stream typing using Department of Natural Resources protocols

Manmade fish barrier analysis using Department of Fish and Wildlife protocols

Water pollution source assessment using Department of Ecology protocols

Mitigation design, monitoring and reporting

SEPA (State Environmental Policy Act) permitting for in-stream work

Acquisition of regulatory permits and agency approvals including State Hydraulic Project Approval (HPA) and federal 404 permit for in-stream work

Fish & Wildlife Division                                   Services                        Sample Projects

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