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 2 Nature DVD - RELAXING BLUE OCEANS with Corals and Fishes, Nature DVD - Tropical Gardens & Butterflies With Music And Nature Sounds, The Living Ocean - A Relaxing Journey Through the Tropical Indo-Pacific