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Hydrographic/Bathymetric Services

Full-service capabilities with advanced data solutions.

Colliers Engineering & Design’s hydrographic professionals have full hydrographic surveying capabilities and a proven track record having successfully completed numerous, multi-faceted marine mapping projects. Our team has over 20 years of experience using the latest technology and hydrographic surveying standards to provide superior services and products to our clients.

Our teams provide high-quality deliverables for a wide array of services for coastal and inland waterway projects throughout the United States. We work with a diverse clientele from the largest dredging contractor to local coastal engineering firms. Our experience has given us the flexibility to deploy a variety of vessels and technology to match the scale of any marine project including multiple survey vessels to remote USVs (unmanned survey vessels) to ensure every project is performed safely and efficiently.

Our Technologies

  • Acoustic Doppler Current Profiler/Meter
  • Gradiometer
  • Magnetometer Towfish
  • Mesotech Scanners
  • Motion Reference Units
  • Multi-beam Sonar
  • Side Scan Sonar
  • Single-beam Sonar
  • Sound Velocity Probe
  • Sub-bottom Profiler


  • 3D Underwater Mapping
  • Bathymetric Surveys
  • Beach/Shoreline Mapping
  • Coastal Design Support Surveys
  • Depth of Cover Surveys
  • Dive Support
  • Dredging Support Surveys
  • Harbor/Dock Clearance Surveys
  • Hazard Surveys
  • Marine Construction Support
  • Multi-beam Sonar Surveys
  • Post-Storm Condition/Debris Mapping
  • Recovery Support Surveys
  • Submerged Utility Location Mapping
  • Volume Surveys

Let's talk about your next project.

Our multidisciplinary approach to design, combined with a deep understanding of the industry and passion for innovation, has positioned us as leaders consistently delivering outstanding results in shaping the built environment.