We are proud to offer a wide range of consultant services pertaining to marine, nearshore, and wetland habitats. Please see specifics listed below. We also maintain a professional network with other service providers, and are happy to team with other entities to provide more comprehensive service. Whatever your ecological consulting needs are, MSA is prepared to exceed your expectations. 


  • Habitat and ecosystem evaluations
  • Biological Assessments for shellfish aquaculture projects
  • ESA documentation for all shoreline projects (docks/floats/moorings/ over-water structures etc.)
  • Habitat Assessments
  • Wetland rating, delineations, and reports
  • Habitat Management Plans (HMP) and mitigation and monitoring plans for critical conservation areas and buffers
  • Marine dredge project planning and monitoring


  • Federal, State, County, and Local environmental permits
  • All Federal ESA documents
  • BE (Biological Evaluation and abbreviated Biological Evaluation)
  • EIS (Environmental Impact Statements)
  • Wetland Reports
  • FEMA habitat assessments
  • HMP (Habitat Management Plans) and mitigation and monitoring plans for critical conservation areas and buffers.
  • JARPA (Joint Aquatic Resource Permit Application)
  • Restoration Plans
  • SAP (Sampling Analysis Plans)
  • SPIF (Specific Project Information Form)
  • Critical Areas Ordinance Reports
  • Critical Area Stewardship Plans
  • NEPA/SEPA documents
  • Other special reports as required by regulatory agencies
  • Expert witness services


  • Scientific Diving (SCUBA)
  • Ordinary High Water Mark (OHWM) determination 
  • Eelgrass delineation
  • Forage Fish Spawning Surveys
  • Geoduck & Shellfish Surveys
  • Upland shoreline habitat surveys
  • Wetland rating and delineations
  • ​Marbled Murrelet monitoring
  • Marine mammal monitoring
  • Sediment sampling for dredge permits
  • GIS mapping and analysis
  • Bathymetry


  • Restoration and mitigation planning
  • Off-site & 3rd party mitigation coordination
  • Planting Plans
  • Eelgrass mitigation and planting plans
  • Kelp mitigation and restoration plans
  • Wetland monitoring, mitigation, and restoration plans
  • Habitat Mapping
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