This is why the trickiest landing with a floatplane is when the air is still and the water is glassy smooth. You can't tell where the surface is as you descend!

Have a little wind to make ripples in the water and your job as a pilot is much easier.

https://www.aopa.org/news-and-media/all-news/2017/january/fl...

https://www.flytheshark.com/guide-to-seaplane-flying/takeoff...