I would return it before it runs out of food, but thats just me. lol
They have a tendency to eat everything out of the sandbed then burrow into the sand and die, then rot away leaving you with spikes in ammonia and other parameters.
I went with a huge hermit crab instead of a star, he is about 5 inches or so and turns the sand over really really well. Thats if your sand is in need of cleaning. lol
180g Reef - 60g Rimless Reef -90G FOWLR- 125g Malawi Cichlids- 40b REEF- 34g Fresh Planted-working on- 20L FOWLR- working on
I have a mix of many different saltwater fish amongst my tanks, but I love my Tangs most of all.