Tag: cold tolerance

Reproduction of rainbow trout (Oncorhynchus mykiss) in Kenya (Egg stripping and fertilization)

Credit: Edwin Muga (Kenya) Striping eggs from a gravid female: The  stripping of the female is done under experienced hands of the hatchery  personnel at the Kibaru trout hatchery on the slopes of Mount Kenya, Kenya. Egg fertilization: The second photo shows the  mixing of the sperm from a male brooder with the previously stripped eggs. Rainbow …

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Permanent link to this article: https://fishconsult.org/?p=3720

Blue tilapia (Oreochromis auraeus)

Blue tilapia (Oreochromis auraeus) is a mouth brooder tilapia. Watch the blue nose and incomplete bands on the tail. This species is more tolerant to low water temperature than Nile tilapia (Oreochromis niloticus). Note: We decided not to watermark the photos in order not to upset its clarity. However, we trust you will notify us if …

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Permanent link to this article: https://fishconsult.org/?p=1024

Red tilapia hybrids (more towards orange color)

This particular red tilapia which is more towards orange color resulted from the mating of blue tilapia (oreochromis aureus) with mutant red tilapia (this hybrid will not breed true). Red hybrids have been backcrossed with blue tilapia targeting to increase the contribution of blue tilapia genes in the genetic make-up and hence enhance passing the cold tolerance …

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Permanent link to this article: https://fishconsult.org/?p=1004

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