This file is from Wikimedia Commons and may be used by other projects.
The description on its file description page there is shown below.
Summary
DescriptionWind on water at 高美濕地.webm
English: Here we have walked rather far out on the water at low tide at zh:高美野生動物保護區 / Gaomei Wetlands, Taichung, Taiwan. And the wind is blowing on the surface of the very shallow water in a rather peculiar way.
The person who associated a work with this deed has dedicated the work to the public domain by waiving all of their rights to the work worldwide under copyright law, including all related and neighboring rights, to the extent allowed by law. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.
http://creativecommons.org/publicdomain/zero/1.0/deed.enCC0Creative Commons Zero, Public Domain Dedicationfalsefalse