Department of Climate Change, Energy, the Environment and Water

Meeting Notes Regarding Browse To NWS Project - EPBC 2018/8319 - August 2024.

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Meeting notes from August 2024 between DCCEEW, NOPSEMA, Western Australian regulators, and Woodside Energy regarding the Browse to North West Shelf project (EPBC 2018/8319) focused on underwater noise impacts on pygmy blue whales (PBW). Woodside presented baseline monitoring data from 12 months of hydrophone deployment at Scott Reef covering the Torosa area. Key findings showed reliable whale call detection at 10 km distances with possible detection extending 30+ km; PBW presence during migratory periods (mid-June and late November) with foraging activity concentrated west of Scott Reef in areas of upwelling; and 90-95% of detected D-calls occurring in upwelling zones. The company also presented three years of plankton monitoring data correlating primary productivity patterns with whale foraging behaviour. The briefing addressed Western Australian EPA preliminary views on noise

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