Hello cartographers, I need the opinion of you.
I was remaking an old map and decided, in the process, redistribute the mountains, lakes and rivers, after all one depends on the other to give a more realistic look.
Well, I really want to know ... What would you think if I should change, add or remove something.
Click image for larger version. 

Name:	Altitude e rios.jpg 
Views:	144 
Size:	4.29 MB 
ID:	74419
Height map with rivers and lakes.
Light Blue: Ocean
Dark Blue: Rivers and Lakes
Land height representation in meters.
Black: Up to 2800.
Dark Grey: Between 1400 and 2800.
Gray: Between 500 and 1400.
Light Gray: Between 0 and 500.

Sorry any grammatical error, I'm better with Portuguese than English.