 Er maybe its starved to death
HI,
I read somewhere that many sandsifting stars can stave to death if the tank isn't well established , I starved a little scotter blenny during my learning cuve man I feel bad, I do love my LM Bleemy he's fat and cute and eats alot of that algae as does my angel.
Doug
Do you have alot of critters in your sand... 
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55 GAL OP, 37 GAL SEA HORSE TANK, 5 CLARKI,
2 MARRONS,2 SERPANT STAR,1 RANDALL PISTOL,NUMEROUS HERMITS,2 SKUNKS,
4 PEPERMINT,1 ANAEMONE, SEVERAL SOFT CORALS, 2 ADULT W/C SEA HORSES,8 CHROMIS.
1 B 1 LM BLEEMY,1 WATCHMAN,1 TRUE PERCULA, 2 TANGs, 1 gold angel 1 ROYAL BEAUTY. 1 20 GAL SUMP WITH 1skimmer, 1 fluidized sand filter,
REFORGIUM, AND DSB IN MAIN AND SUMP, right handed hermits. | 
