Environmental Scientifics Group

High resolution mapping of lakes, rivers and seabed utilising swathe and single beam echo sounding with side scan sonar is a core specialism of Pelorus Surveys working for a multitude of client on the the smallest of river crossings to large scale offshore site surveys.

Furthermore, nearshore, river or lake surveys can be combined with our conventional topographic surveys to provide a complete survey package.

  • Single beam echo sounding
  • Single & Dual frequency
  • Multi-beam echo sounding
  • 3D real time acoustic visualisation
  • Side scan sonar
  • Marine positioning services

  • Lake & reservoir volume calculation
  • Beach/coastline monitoring
  • Cable/Pipeline Route Surveys
  • Detailed site surveys
  • 3D site visualisation

Whatever your requirement for oceanographic or environmental surveys, Pelorus Surveys can offer a cost effective means of data collection even in the most remote or hostile of areas. Geoenvironmental appraisals and hydrodynamic assessments can be conducted using expertise available within ESG.

Some of the more regularly used oceanographic/environmental techniques provided by Pelorus Surveys are shown below. Where samples require laboratory testing, this can also be carried out by our in-house UKAS accredited laboratories.


  • Tide/Wave measurements
    • Long and short term telemetry
    • Remote monitoring
  • Seabed Imagery
    • Drop camera
    • ROV
  • Current measurement
    • Single point
    • Acoustic Doppler/Current Profiling
    • Drogue Tracking
    • Dye Tracing
  • Water Sampling/Measurement/Testing
    • Water sample collection
    • Conductivity
    • Temperature & salinity measurements
    • Turbidity
    • pH and dO measurements
  • Seabed Sampling/Testing
    • Grab samples (Van Veen/Day)
    • Box cores
    • Vibrocores
  • Benthic Surveys

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