Hey I was checking out my fish today.... I noticed that one of my green tiger barbs has no anal fin. It wasn't eaten or fin rot or anything, it simply has nothing there. He swims around fine, however sometimes he looks a little wobbly. This was weird because I have had him for a while and never noticed it until today... there is no spot on his skin where it used to be or anything, like its not supposed to be there.... is this a rare deformation or something?
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