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Re: Sex change in fish



I have read in the past about apparent sex changes in a number of fish.  One 
of the theories is that female beyond breeding age have changing to male 
appearances serves two purposes:

1.  The female gets left alone, since males will not be chasing her for 
spawning

2.  Males will not waste effort in a futile attempt to mate with a female 
incapable of producing viable offspring.


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