Fwd: RE: Fish Vision (was Re: No-luck Nannacara)

["Ed Pon" <edpon@hotmail.com>]

>
>This would be one of those exceptions that I refered to (see below).
>
>>I suspect there are some exceptions to be found in deep water fish =
>>however.
>------------------------------------
You mentioned that fish use all the colors that we see.  Because blue is 
higher energy, and penetrates deeper than red light,  I would expect to 
perceive a red fish in deeper water as being black--a good color for 
hiding in the shadows.

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