> I had observed that some female red shiners I have grow big and change
> their coloration from silvery to light bluish with reddish cap similar
> to male [but less intense]. Is this normal in nature too?
I've noticed in Red River populations that some females have a little red
on their fins, and not necessarily larger ones. I think it is totally
normal. And I think some individuals tend to have a little more bluey hue
than others too. Anyway, what you describe sounds normal to me.
Cheers
Peter Unmack
Canadian River, Oklahoma
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