Bolivian rams

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luxum

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I just want to confirm that the 2 Bolivians i have are a mixed gender pair.

Fish A has a very defined round black spot on the side, a vertical black stripe on the face over the eyes like a zorro mask, and the front few rays of the dorsal are deep black. The rear part of the dorsal where it meets the body is pointed. The dorsal is outlined in fuschia and there are a few fuschia dots in the main part of the dorsal. The tail fin has developed some slight extensions on the outer fuschia rays. There is a blue/green irridescence on the face and parts of the body. Part of the front part of the fish has developed a yellow color that wasn't present when the fish was purchased, a bit above and in front of the belly. Fish A chases Fish B a lot, but will also hang out in the general vicinity, seeming to let the other fish rest, then will chase again.

Fish B will sprint away and hide from Fish A, but then if Fish A doesn't come and find Fish B, then Fish B will come out in the open and make sure Fish A sees and starts chasing, then will go hide again. (I explain this to my honey and he cackles "sounds like a woman to me!" :X ) When both fishes came to the glass and i could look at them head on, Fish B is smaller overall but deeper bodied. I think they are both adolescents, about 1.5 to 2 inches long without fins.

Fish B seems to be a bit more stressed than Fish A, hardly suprising given the chasing. Yesterday Fish B seemed to have colored up quite a bit more than the first few days in the tank. The black spot is less defined, sort of splotchy almost, and the black mask is more a deep grey although that may be stress related. There is a bit of greenish irridescence on the face but i haven't seen any on the body. The belly is yellow, even brighter than Fish A's, it seems very similar to the pink bellies on female ramizeris. The rear part of the dorsal where it meets the body is rounded. The first dorsal rays are black, the next few behind that are also bright yellow, Fish A doesn't have that. On Fish B there are no fuschia spots on the dorsal and no extension on the tail fin.

I'm fairly certain that Fish A is a male and Fish B is a female, do you guys agree?
 
Sounds like it to me. The big clincher would be if the first couple of rays on the dorsal fin of Fish A are significantly longer than the ones on Fish B.

Of course, you may want to take my advice with a grain of salt, despite my best intentions, I ended up with 2 female ramirezis :S :lol:
 
Well they are still pretty young and neither have developed the extensions on the dorsal yet. Another thing i forgot to mention is that the one i think is female has ~never~ chased or nipped at the other one, but gets aggro on its reflection. I think that may be a pretty good indication, but Fish A seems to nudge or nip at the flank of Fish B if he can catch her. Thanks, i guess i'll know soon enough.
 

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