My personal experience with pistol shrimp hasn't been very good. I would go for some cleaner shrimp or some peppermints. They don't eat algae though, just leftover food, shrimp are scavengers.
Just my opinion though, I believe my pistol killed off all my other shrimp. :-(
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.