I dose and test for everything, so I'm pretty sure it was the SG. But it's all under control now, and I've setup a doser for the top off.
Thanks for the help!
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75 G Display, 12 G Refuge, 12 G sump, 1/10 Chiller, Coralife Skimmer, 300 Watts MH 14,000 K, 356 Watts of Actinic PC Lighting, 120 Pounds of Substrate, 109 lbs of Rock.
Corals: Pumping Xenia, colt, Hammer, 4 misc mushroom groups.
Fish: 2 Ocellaris Clowns, Yellow Tang.
Inverts: turbo snails, astrea snails, tiger striped serpent star, sifting star, skunk cleaner shrimp, sally, red ball sponge, 50 or so hermit crabs |