The coral beauty dove at the firefish a couple times, then left him alone. Is this usual for beauties? And will firefish grow his dorsal fin back?

55 gallon
0 ammonia
0 nitrites
Ph 7.6
Nitrates 40
Salinity 1.023
Tomato clown
Coral beauty
Black capped Basslet
Ocellaris clown
Firefish goby
Skunk cleaner shrimp
Abolone
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