I think everything sounds like it's going to be great. The algae you are seeing is also a good thing, as this will utilize some of the wastes, as well.
I don't have any pumps that will work in less than about 2 1/2 inches of water, so my false bottoms are deeper, but I don't think this is particularly superior to a very shallow one.
I'm hoping you can put some pictures up. It sounds like a nice tank.
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Patty
Pahsimeroi, Idaho
D. auratus blue, auratus Ancon Hill, galactonotus orange, galactonotus yellow, fantasticus, reticulatus, imitator, castaneoticus, azureus, pumilio Bastimentos. P. lugubris, vittatus, terribilis mint green, terribilis orange.

