This issue includes:

• Editor’s Introduction
• From the President
• Rising Bubble Method field trials in Hawkes Bay Jeremy Bulleid and Thomas Wilding
• Space Time Image Velocimetry Training Workshop, Wellington – New Zealand Mike Ede and Mic Clayton FAHA
• Determining Total Volume of Sludge in Wastewater Ponding Lagoons Daniel Wagenaar
• Velocity Indexing side looking Dopplers in Man-made Canals Thomas King and Daniel Wagenaar
• From the Ashes — How the 2016 Waroona Bushfire is Influencing the Management of Drinking Water Catchments in Western Australia Jacquie Bellhouse, Kyle Wheadon and Professor Pierre Horwitz