SERVICES

We apply a continuous improvement process every day to enhance our quality standards and the competencies of our staff.

Regulations and Guidelines

  • Evaluation Criteria in the SEIA: Prediction and Evaluation of Impacts from Underwater Noise, SEA, 2022.
  • Evaluation Criteria in the SEIA: Methodologies for Considering Cumulative and Synergistic Impacts, SEA, 2024.
  • Guide for the Prediction and Evaluation of Impacts on Marine Ecosystems, SEA, 2024.
  • Evaluation Criteria in the SEIA: Environmental Assessment of Marine Salmon Farming Projects Located In or Near Protected Areas, SEA, 2023.
  • Guide for the Description of Marine Salmon Fattening Projects in the SEIA, SEA, 2021.
  • NMFS-OPR-59. Technical Guidance for Assessing the Effects of Anthropogenic Sound on Marine Mammal Hearing (Version 2.0): Underwater Thresholds for Onset of Permanent and Temporary Threshold Shifts (2018).
  • WSDOT. Biological Assessment Preparation Manual, Ch. 7.2 (2020).
  • CALTRANS. Hydroacoustic Biological Assessment Guidance (2020).
  • Finneran et al. Criteria and Thresholds for U.S. Navy Acoustic and Explosive Effects Analysis (2017).
  • Good Practice Guide for Underwater Noise Measurement, National Measurement Office, Marine Scotland, The Crown Estate (2014).

Equipment

  • Cetacean Research Hydrophone, model C57.
  • Anti-vibration flotation and suspension system with support buoy.
  • ZOOM H4n Pro portable 4-channel digital recorder.
  • Garmin Striker 4 portable echo sounder.
  • Anemometer.
  • Laser rangefinder.
  • Underwater noise modeling software dBSea, developed by Marshall Day Acoustics.
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