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Fish - Inducing Reproduction - Anatomy & Physiology (view source)
Revision as of 07:19, 30 July 2008
, 07:19, 30 July 2008→Brooder Selection
= Brooder Selection =
= Brooder Selection =
Fish with gametes that have not yet been released by the gonads are called “green.” The term “ripe” is used to describe fish with gametes that have been released from the ovary into the ovarian lumen. Ripe fish can be stripped, green fish cannot.Brooders should be fast growing, disease free, and sexually ripe. There are several indicators of ripeness:
== Females ==
* The abdomen is rounded and soft.
* The genital opening is swollen, protruding, and reddish.
* The anus is often also swollen and reddish.
* Secondary sexual characteristics are evident.
== Males ==
* '''Milt''' is released when the abdomen is pressed gently.
* Secondary sexual characteristics are evident.