There's a popular tv show in japan where they pick a small lake / water inlet and celebrities work on cleaning it up. A big part of that is identifying foreign

There's a popular tv show in japan where they pick a small lake / water inlet and celebrities work on cleaning it up. A big part of that is identifying foreign species: https://www.tv-tokyo.co.jp/ikenomizu/ https://www.tv-tokyo.co.jp/ikenomizu/ Edit: link to commercial https://youtu.be/Uh_WKODddx4 https://youtu.be/Uh_WKODddx4