I've lost a couple of those. Not to sand but bubbles trapped under the plate. My gobies and trigger have both been burying my leathers lately and I have moved them to safer surroundings. All seems to be ok now.
_________
180 Gallon Reef, 150 lbs of LR and 4" LS. 4-175w 10k MH. 8-110 W actinic VHO, 2 Wave2K, LifeReef Skimmer . A 90 gal sump, Top-Off. 2Mag 9.5 return, Life Reef CR LCR-1. 1 Cin Clown, Bub coral, Xenia, Purp Tang, Yellow Tang, Pogoda, 4 Gobies, Niger Trigger, Angel, Brittle Star |