Silver Dollar

[4x4yj]

I have 2 spotted silver dollars and there fins will turn jet black. I look at them ten minutes later and they are back to there normal color. What is going on????

 

[Menagerie]

I don't keep silver dollars, but someone will be able to help you. Meanwhile:
[center:116780fc9c] WELOCME to AA, 4x4yj [/center:116780fc9c]

 

[William]

Sounds like their either displaying, or something stressed them at the time.

Thats two of the reasons fish colormorph.

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This is in general, I have no silver dollar experiance myself.