water transparency is strange

[pasta masta]

https://imgur.com/a/cO9Va

sight up

https://imgur.com/a/f6Q3Z

sight down

and walk around from water changed too

how to fix this transparency?

 

[Necrσ]

Basically, this is caused by the water fading from expensive water (the water distortion that is expensive to render) to cheap water (the opaque water that can be rendered cheaply). To fix this place a water_lod_control in your map and increase the transition distances to make the water fade from further away