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Aquatic Ecology Services
TerraGraphics offers a full range of services to our clients for their water needs. We have been involved in TMDLs, limnological studies, stream surveys, biological assessments and watershed assessments
through out the Pacific Northwest. Our primary disciplines include:
- Watershed Condition Assessments
- TMDL Development
- Rapid Bioassessment for streams and rivers
- Fisheries habitat surveys
- Limnological Surveys
- Watershed Restoration Planning
- Water quality management
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TerraGraphics has extensive experience in working with watersheds impacted by a variety of non-point
source activities including silviculture, grazing, urbanization, agricultural practices and recreation. We also have experience in Clean Water Act permitting and control processes for point-source water pollution.
TerraGraphics can assist at all levels of your water quality project from gathering field data for assessing current watershed, stream, or lake conditions to data analysis and summarization activities. Our services include:
- TMDL technical support
- Rapid Bioassessment Protocols and Analysis
- Endangered Species Act (ESA) compliance and evaluation of critical area ordinances
- Watershed Advisory Group (WAG) planning, team participation and facilitation
- Lake and Reservoir Monitoring and Assessment
- Funding identification and grant writing
- Permitting design and submission
- Monitoring and implementation of plans (adaptive management strategies)
- Watershed Planning and Restoration Activities
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TerraGraphics has developed dozens of watershed based TMDLs, written watershed restoration plans, developed reservoir nutrient supplementation prescriptions and nutrient management plans. We have developed statewide rapid bioassessment programs and analysis procedures to determine beneficial use support status.
Example Projects:
North Fork Rock Creek Watershed Analysis Erosion Assessment Module
Kootenai/Moyie Sub-basin TMDL Implementation Plan
Pend Oreille Sub-basin TMDL
Cumulative Watershed Effects Analysis
Spokane River TMDL and FERC relicensing support for IDEQ
Brownlee Tributary Trace Mercury Monitoring - Western Idaho
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