Netherlands - iNaturalist World Tour

What are the thoughts of level 1:
Zeeuwse meren
IJsselmeer

What is level1? Zeeuwse meren is for 50% not Zeeuws. And why is https://www.inaturalist.org/places/westerschelde-saeftinghe-natura-2000-sac not included in Zeeuwse meren?

About level2:
What is level 2, e.g Lelystad, they are not correct, but why should you bother about it?
https://www.kaartenenatlassen.nl/sites/default/files/styles/product_image/public/lelystad-1049.jpg?itok=HQDjZllA

The issue in the picture is already discussed in the German thread: https://forum.inaturalist.org/t/germany-inaturalist-world-tour/4760/19?u=optilete