Eme
After one ate half of my ARC Master Yoda, that ticked me off and I removed them all.
Emerald crabs scrap rock very well over time. The put several in my tank one time and caught 3-4 of them munching away on basing Acro’s.Vermetid will return, they’re in the pipes.
I’ve seen some angels eat them. Only few animals can crunch and scrape rock and most of them eat coral.
After one ate half of my ARC Master Yoda, that ticked me off and I removed them all.