videos in AudioSet
A list of about a million ten-second YouTube clips, each labelled with the sounds in it, that Google published in 2017. Labs use it to train and test general audio and music models.
Including Mark Oldershaw - on the KayakPro C1N Canoe Ergometer, Piotr Siemionowski on the SpeedStroke GYM Kayak, First British indoor Kayak Championships