Skeletor eel has an owie!!
Have had this Skeletor eel for a few months now. He seems healthy except this owie on his back. Don't know if I should treat or let nature take it course.
90 gallon tank, fluval 405, protein skimmer, live rock and live sand
Stock: Skeletor eel, dwarf golden eel, ghost eel, 3x three stripe damsels, 4x blue green chromis, CUC various snails and crabs, abalone snail, 2x peppermint shrimp
To treat or not to treat? And if to treat, with what