As a municipal fisheries officer (MFO) you were assigned to investigate a report in the occurrence of poor breeding activities of fresh water tilapia in a barangay involved in tilapia aquaculture. It was also reported that the fry produced are weak and are always affected by fungal and bacterial infection. You have ordered a blood and tissue analysis of the fry and the broodstock and the results are: • Prostaglandin in the blood of broodstock are low as compared to normal values. • Eicosanoids levels in the larvae were below the normal levels. 1. With these results, what major dietary nutrients would you order to be analyzed ? 2. Wat major nutrients would you suspect is inadequate and are causing these problems. (Bear in mind that this is a freshwater fish.) 3. Discuss what are the role of this/these nutrients in Fish breeding and immune responses.
As a municipal fisheries officer (MFO) you were assigned to investigate a report in the occurrence of
poor breeding activities of fresh water tilapia in a barangay involved in tilapia aquaculture. It was
also reported that the fry produced are weak and are always affected by fungal and bacterial
infection. You have ordered a blood and tissue analysis of the fry and the broodstock and the results
are:
• Prostaglandin in the blood of broodstock are low as compared to normal values.
• Eicosanoids levels in the larvae were below the normal levels.
1. With these results, what major dietary nutrients would you order to be analyzed ?
2. Wat major nutrients would you suspect is inadequate and are causing these problems. (Bear
in mind that this is a freshwater fish.)
3. Discuss what are the role of this/these nutrients in Fish breeding and immune responses.
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