I used to maintenance a tank at a car dealership that had a large black longspine urchin in it. Even though he was around 10 inches in diameter he would hide in-between the rocks and always stab you when you least expect it. While they are great algae eaters it seems a little risky keeping one...
Hey everyone
Just want to get some second opinions on my planned stock list. So far I have a Sharptail Snake Eel and Sailfin Tang sharing a 125 gallon mixed reef with large rock arch, and the tank has a 55 gallon sump. So far so good with the eel and tang, however I added my longspine black...