im wanting to get rid of my sand as its just a big pain in the butt for me.also limits the direction i can point my powerheads and i dont like the way it looks.imoho.what im wanting to know after i get rid of the sand[i will be keeping some to help keep the rock in its place,small boarder around rock] will my paired scooter blenny and dragonet not have enough food to stay fat and happy.i do have a sump/fug and i add cope/amp every month just to make sure there's enough food.also is there any other setbacks to taking out the sand or upsides.