calcium levels "fixed, thank you"

[martym]

Nothing has change in my tank. The last thing I added was a anemone about 3-4 weeks ago, and maybe 10-15 snails and hermits ( combined) Oh and I added MH lighting 4-days ago Very little load for a 75g witha 20g sump. 3 fish, sun coarl, anamone, toadstool, 3 zoo's, 2 monti caps ( small), 4 digiata's( small) 2 trees (small) 70lbs live rock and 1.5-2" sand bed.