Ebay has good prices on them
Bought a bunch from Florida off site
all grow in
Fresh / Brackish / & Saltwater
Quick Tip* -make sure to periodically wipe leaves off with fresh water if in a salty system.
Good luck buddy
happen to a clown of mine , figured it was a sally footed crab that caused injury.
Clown with injury was aggressive one.
month later healed up with a little battle scar.