To be honest, you could probasbly lose 100-150 lbs of that base rock. That is really going restrict your flow pattern, leading to a bunch of detritus getting built up. Then it would be one heck of alot easier to aquascape that thing.
By the way, nice field of caulerpa!!
![Big grin :D :D](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)
By the way, nice field of caulerpa!!