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Incubation and Hatching Upwelling incubators – – –

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Presentation on theme: "Incubation and Hatching Upwelling incubators – – –"— Presentation transcript:

1 Incubation and Hatching Upwelling incubators – – –

2 Incubation and Hatching Stacked trays – –

3 Incubation and Hatching Trough trays – – –

4 Incubation and Hatching Baskets – – –

5 Incubation and Hatching Upwelling incubators –Loadings –Green eggs –Eyed eggs –Hatching

6 Incubation and Hatching Heath trays –Green eggs –Eyed eggs –Hatching

7 Incubation and Hatching Egg development/incubation –Factors affecting development

8 Incubation and Hatching Problems –Fungus –Siltation –Cripples/deformities –Soft-egg syndrome

9 Incubation and Hatching Treatment methods –Bath treatments –Drip method –Chemicals used

10 Incubation and Hatching Preventive methods –Sanitation –First feeding –Trough loadings:

11 Fry stage Important life stage –

12 Fry stage Care – Containers – Loadings – Feeding – Inventory

13 Fry stage Problems – Non-infectious diseases – Infectious diseases

14 Fingerling and grow-out stage Growth rates – Care Problems – Treatment/prevention –Bacterial –Viral –Parasitic

15 Harvest Intensive culture systems –Raceways Grading

16 Harvest Intensive culture systems –Ponds –Cages/net pens

17 Processing –Species specific –Equipment –Hauling


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