I tried to work with HDRI first time. But really bored of texture creation, so result is … that 
:
Here is the reference image:
Also i tried to simulate water waves, so there is also a little animated addition of this. I think, it’s a bit fast, but i rendered that during 3 nights, sooo…
And if somebody still reading this and interested about trees - they created using Sampling Tree Gen plugin by Andrew Hale and Aaron Buchler.