Looking good, Aubrey.
I see some cyano on your sand bed.
This stuff is just the trick for that:
http://www.marinedepot.com/Boyd_Chemiclean_Red_Slime_Cyano_Bacteria_Remover_Saltwater_Aquarium_Additives_Supplements_Algae_Control-Boyd_Enterprises_%28Chemi_Pure%29-BE1115-FIADAL-vi.html