While it's not amazing, I see definite improvement over V1. I'd suggest making your BURPs into a true rock wall (this
http://mocpages.com/moc.php/64972 technique is great). Your river is great, and the rocks and reeds really work. It would look much better with a shore that is raised above it. Lastly, I like your scene. A lot. But I'd suggest that you add some more detail around the river and rock walls.