If you care anything about that knife.. et it out of that tank. that rtc is going to eat it. The marks are most likely from being in the rtc mouth already.
so ur sayin put my rtc froma 175g 2 a 20g ?! lolmoonchild1970;1733073; said:I'd say: Get the RTC out of there. There is too much of a size difference.
Separate them if at all possible asap. So the clown has a chance to live and heal.

most likely men't put the other fish in the 20 gallonoscar n redtail cat;1737044; said:so ur sayin put my rtc froma 175g 2 a 20g ?! lol![]()
i no i was bord lolkillerfish;1737694; said:most likely men't put the other fish in the 20 gallon