Help sex my new JD?

[Nativefishkeeper904]

young guy but going on male. showing any aggression?

He is actually the least aggressive fish in the tank. None of the other fish are aggressive towards him at all either.

 

[Nativefishkeeper904]

Here are some recent pictures of him. These were the best pictures I could get of him. It seems like a fish will stay in the perfect position until you try to take a picture... Then they won't stop moving LOL. He has grown a bit and is the most social fish in the tank. I always notice him staring at me through the glass xD

 

[Mike Lynch]

It is most likely a male is has red dorsil fin