Tuna is a highly nutritious fish with various fishing methods used to catch it. It contains high levels of protein and vitamins like A and D. The processing of tuna involves receiving, preparation, filling, sealing, sterilizing, cooling, packing and storage. Tuna provides many health benefits such as aiding weight loss, reducing cancer risk, and improving blood circulation.

1. FISH MEAT
OF TUNA
Y.G.D.M.Wickramasinghe
B2349
NVQ Level 05
Department Of Food Technology

2. CONTENT
I. Introduction………………………………………………………………… 03
II. Nutritional content……………………………………………………….. 04
III. Fishing methods…………………………………………………………. 05
IV. Tuna processing flow chart…………………………………………. 06
V. Health benefits of tuna fish…………………………………………. 08
VI. Conclusion…………………………………………………………………… 09
Topic Page NO
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3. INTRODUCTION
• Tuna is greatly produced in some countries like USA, Japan, Thailand.
• It has high nutritional values and the high demand in the market.
• It can be found as smoked , dried , brined and fresh.
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4. Canned Tuna Nutrition Facts
Nutrition value per 100g
nutrition value
Energy 830Kj
Carbohydrates 0g
Fat 8g
Protein 29g
vitamin A 23µg
vitamin D 269mg
Water 60g
Calcium 0.9mg
Magnesium 31mg
Zinc 0.9mg
Iron 1.4mg
Phosphorus 311mg 4

5. FISHING METHODS
Fish farming
Pole and line
Longline fishing
Purse seines
Harpoon gun
Tuna ranching
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6. Tuna Processing Flowchart
Raw material receiving
Processing (thawing,precooking,cleaning)
Filling
Sealing
Sterilizing
Cooling
Packing
Labeling
Storage
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8. Health Benefits Of Tuna Fish
• Aids in weight loss.
• Helps to strengthen cell membrane.
• Reduce risk of breast, colon & kidney cancer.
• Help to reduce developing depression in women.
• Develop muscle body.
• Help to reduce blood pressure & risk of hear diseases.
• Aids in improving blood circulation and metabolism in body.
• Boosts immune system and energy levels.
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9. Conclusion
• A tuna is a saltwater fish and special fish in seafood industry. Tuna fish
can maintain a body temperature. Nutrition content also high in tuna
fish. There are some fishing methods have to catch tuna fish from sea.
And also there are some processing steps in making meat of tuna.
Tuna fish have lot of benefits.
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