Specializing in environmental research, mapping, and technology, Affiliated Researchers utilizes advanced geophysical and hydrographic technology to provide technical support on dam removal projects.

  • Geophysical
    • Side-scan Sonar Surveying
    • Sub-bottom Profiling Surveying
    • Substrate Characterization & Mapping
    • Vibracore Sediment Sampling
    • Magnetometer Surveying


  • Hydrographic
    • Single-beam Bathymetric Surveying
    • Multi-beam Bathymetric Surveying
    • Pre- and Post-dredge Surveys


Affiliated Researchers also utilizes advanced technologies and proven methods to provide additional technical services needed on dam removal projects.


    • Biological Inventories
    • Fisheries Management Support
    • Water & Sediment Sampling
    • Benthic Invertebrate Identification
    • Benthic Habitat Mapping


  • Hydrology Investigations
    • Acoustic Doppler Current Profiling
    • Sediment Transport Monitoring


  • Surveying and Mapping
    • RTK-GPS Topographic & Features Surveying


  • Water Quality Investigations
    • Water Quality Sampling & Monitoring
    • Water Quality Mapping


For more than 25 years, Affiliated Researchers has provided high-quality environmental and technical services for municipalities, public utilities, environmental-engineering firms, Fortune 500 companies, and the State and Federal agencies to include the DOD, DHS, NOAA, USACE, USCG, USEPA, and USFS.