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Bigeye Tuna
Fish
Nutri-ScoreA

Bigeye Tuna

Thunnus obesus

Clinical Encyclopedia

Bigeye tuna is a highly prized fish known for its rich flavor and high omega-3 fatty acid content, making it a popular choice in sushi and sashimi dishes.

Scientific NameThunnus obesus
Region of OriginPacific Ocean

Macronutrient Ratio

Caloric distribution of primary energy metrics per 100g

Calories132 kcal
Water
75%
Fiber0g
Total29.0g
Protein
28g(97%)
Fats
1g(3%)
Carbohydrates
0g(0%)

Micronutrient DV% Score

Top vitamins and minerals ranked by percentage of Daily Recommended Value

Vitamins (DV%)
Minerals (DV%)

Health Benefits

Rich in omega-3 fatty acids, which are essential for heart health and reducing inflammation.
High protein content supports muscle growth and repair, making it ideal for athletes.
Contains important vitamins and minerals, including Vitamin B12 and selenium, which are crucial for energy metabolism and immune function.
Low in carbohydrates, making it suitable for low-carb and ketogenic diets.

Possible Risks & Side Effects

!High mercury levels in large fish like bigeye tuna can pose health risks, especially for pregnant women and young children.
!Overconsumption may lead to sustainability concerns due to overfishing.

How to Prepare & Consume

Best enjoyed raw in sushi or sashimi, or grilled to retain its moisture and flavor. Avoid overcooking to preserve its delicate texture.

Smart Selection & Storage

How to Select

Choose bright red, firm flesh with a fresh ocean smell. Avoid any tuna with brown spots or a strong fishy odor.

How to Store

Keep bigeye tuna in the coldest part of the refrigerator and consume within 1-2 days. For longer storage, freeze it in an airtight container.

Myths vs Realities

MythEating raw fish is always unsafe.+
RealityWhen sourced from reputable suppliers and handled properly, raw fish like bigeye tuna can be safe to eat.
MythAll tuna is high in mercury.+
RealityWhile larger species like bigeye tuna may have higher mercury levels, smaller tuna varieties generally have lower levels.
MythCooking tuna makes it healthier.+
RealityWhile cooking can kill parasites, raw tuna retains more omega-3 fatty acids and nutrients.

Healthy Recipes

Grilled Bigeye Tuna Steaks with Avocado Salsa

Juicy grilled Bigeye tuna steaks topped with a refreshing avocado salsa, perfect for a healthy summer meal.

Ingredients
  • 2 Bigeye tuna steaks (6 oz each)
  • 1 ripe avocado, diced
  • 1 medium tomato, diced
  • 1/4 red onion, finely chopped
  • 1 lime, juiced
  • Salt and pepper to taste
  • 1 tablespoon olive oil
Instructions
  1. 1. Preheat the grill to medium-high heat.
  2. 2. In a bowl, combine avocado, tomato, red onion, lime juice, salt, and pepper to make the salsa.
  3. 3. Brush the tuna steaks with olive oil, season with salt and pepper, and grill for 4-5 minutes on each side until cooked to your liking. Serve topped with avocado salsa.

Bigeye Tuna Poke Bowl

A vibrant poke bowl featuring marinated Bigeye tuna, fresh vegetables, and a base of brown rice for a nutritious meal.

Ingredients
  • 8 oz Bigeye tuna, diced
  • 1 cup cooked brown rice
  • 1/2 cucumber, sliced
  • 1/2 cup edamame
  • 1/4 cup seaweed salad
  • 2 tablespoons soy sauce
  • 1 teaspoon sesame oil
  • 1 tablespoon sesame seeds
Instructions
  1. 1. In a bowl, mix the diced tuna with soy sauce and sesame oil. Let it marinate for 10 minutes.
  2. 2. In a serving bowl, layer the cooked brown rice, marinated tuna, cucumber, edamame, and seaweed salad.
  3. 3. Sprinkle sesame seeds on top and serve immediately.

Bigeye Tuna and Quinoa Salad

A protein-packed salad with Bigeye tuna, quinoa, and colorful vegetables, drizzled with a light lemon vinaigrette.

Ingredients
  • 1 cup cooked quinoa
  • 6 oz Bigeye tuna, seared and sliced
  • 1/2 bell pepper, diced
  • 1/2 cup cherry tomatoes, halved
  • 1/4 cup parsley, chopped
  • 2 tablespoons olive oil
  • 1 tablespoon lemon juice
  • Salt and pepper to taste
Instructions
  1. 1. In a large bowl, combine cooked quinoa, diced bell pepper, cherry tomatoes, and parsley.
  2. 2. In a small bowl, whisk together olive oil, lemon juice, salt, and pepper.
  3. 3. Add the vinaigrette to the salad, toss gently, and top with sliced Bigeye tuna before serving.

Bigeye Tuna Tacos with Mango Salsa

Delicious Bigeye tuna tacos topped with a sweet and spicy mango salsa, perfect for a healthy twist on taco night.

Ingredients
  • 8 oz Bigeye tuna, diced
  • 4 corn tortillas
  • 1 ripe mango, diced
  • 1/4 red onion, finely chopped
  • 1 jalapeño, minced
  • 1 lime, juiced
  • Cilantro for garnish
  • Salt to taste
Instructions
  1. 1. In a bowl, mix diced mango, red onion, jalapeño, lime juice, and salt to create the salsa.
  2. 2. Sear the diced Bigeye tuna in a hot skillet for 2-3 minutes until just cooked.
  3. 3. Warm the corn tortillas, fill them with seared tuna, and top with mango salsa and cilantro.

Bigeye Tuna Ceviche with Citrus Dressing

A refreshing ceviche made with fresh Bigeye tuna, marinated in citrus juices and served with crunchy vegetables.

Ingredients
  • 8 oz Bigeye tuna, diced
  • 1 lime, juiced
  • 1 orange, juiced
  • 1/4 red onion, finely chopped
  • 1/2 cucumber, diced
  • 1 jalapeño, minced
  • Salt and pepper to taste
  • Fresh cilantro for garnish
Instructions
  1. 1. In a bowl, combine diced tuna, lime juice, orange juice, red onion, cucumber, jalapeño, salt, and pepper.
  2. 2. Let the mixture marinate in the refrigerator for 30 minutes.
  3. 3. Serve chilled, garnished with fresh cilantro.

Bigeye Tuna and Spinach Stuffed Bell Peppers

Colorful bell peppers stuffed with a nutritious mixture of Bigeye tuna, spinach, and brown rice for a wholesome meal.

Ingredients
  • 2 large bell peppers, halved
  • 8 oz Bigeye tuna, drained
  • 1 cup cooked brown rice
  • 1 cup fresh spinach, chopped
  • 1/4 cup feta cheese, crumbled
  • 1 tablespoon olive oil
  • Salt and pepper to taste
Instructions
  1. 1. Preheat the oven to 375°F (190°C).
  2. 2. In a bowl, mix tuna, brown rice, spinach, feta, olive oil, salt, and pepper.
  3. 3. Stuff the bell pepper halves with the mixture, place them in a baking dish, and bake for 25-30 minutes until the peppers are tender.

Bigeye Tuna Salad Lettuce Wraps

Light and healthy lettuce wraps filled with a flavorful Bigeye tuna salad, perfect for a quick lunch or snack.

Ingredients
  • 8 oz Bigeye tuna, drained
  • 1/4 cup Greek yogurt
  • 1 tablespoon Dijon mustard
  • 1/4 cup celery, diced
  • 1/4 cup red onion, diced
  • Salt and pepper to taste
  • Lettuce leaves for wrapping
Instructions
  1. 1. In a bowl, mix tuna, Greek yogurt, Dijon mustard, celery, red onion, salt, and pepper until well combined.
  2. 2. Spoon the tuna salad onto lettuce leaves.
  3. 3. Wrap and enjoy as a healthy snack or light meal.

Bigeye Tuna and Vegetable Stir-Fry

A quick and healthy stir-fry featuring Bigeye tuna and a medley of colorful vegetables, served over brown rice.

Ingredients
  • 8 oz Bigeye tuna, cubed
  • 1 cup mixed vegetables (bell peppers, broccoli, carrots)
  • 2 tablespoons soy sauce
  • 1 tablespoon sesame oil
  • 1 teaspoon ginger, minced
  • 1 cup cooked brown rice
Instructions
  1. 1. In a hot skillet, add sesame oil and sauté ginger for 1 minute.
  2. 2. Add mixed vegetables and stir-fry for 3-4 minutes until tender.
  3. 3. Add cubed tuna and soy sauce, cooking for an additional 2-3 minutes. Serve over brown rice.

Bigeye Tuna Sushi Rolls

Homemade sushi rolls featuring fresh Bigeye tuna, avocado, and cucumber, wrapped in nori for a healthy treat.

Ingredients
  • 4 sheets nori
  • 1 cup sushi rice, cooked
  • 8 oz Bigeye tuna, sliced
  • 1 avocado, sliced
  • 1/2 cucumber, julienned
  • Soy sauce for dipping
Instructions
  1. 1. Place a sheet of nori on a bamboo sushi mat, spread a thin layer of sushi rice over it.
  2. 2. Arrange slices of tuna, avocado, and cucumber on top of the rice.
  3. 3. Roll tightly, slice into pieces, and serve with soy sauce.

Bigeye Tuna and Chickpea Salad

A hearty salad combining Bigeye tuna, chickpeas, and fresh vegetables, dressed with a zesty lemon vinaigrette.

Ingredients
  • 8 oz Bigeye tuna, drained
  • 1 can chickpeas, rinsed and drained
  • 1/2 cucumber, diced
  • 1/2 bell pepper, diced
  • 1/4 red onion, finely chopped
  • 2 tablespoons olive oil
  • 1 tablespoon lemon juice
  • Salt and pepper to taste
Instructions
  1. 1. In a large bowl, combine tuna, chickpeas, cucumber, bell pepper, and red onion.
  2. 2. In a small bowl, whisk together olive oil, lemon juice, salt, and pepper.
  3. 3. Pour the dressing over the salad, toss gently, and serve.

Frequently Asked Questions (FAQ)

What are the health benefits of eating bigeye tuna?

Bigeye tuna is rich in omega-3 fatty acids, which support heart health, reduce inflammation, and promote brain function.

How should I store bigeye tuna?

Store bigeye tuna in the refrigerator at 32°F (0°C) and consume it within 1-2 days for optimal freshness.

Can I eat bigeye tuna raw?

Yes, bigeye tuna is commonly consumed raw in sushi and sashimi, but ensure it is sourced from reputable suppliers to minimize health risks.

What is the mercury content in bigeye tuna?

Bigeye tuna can have higher mercury levels compared to smaller fish, so it is recommended to limit consumption, especially for pregnant women.

How can I cook bigeye tuna?

Bigeye tuna can be grilled, seared, or baked. It is best cooked medium-rare to maintain its flavor and texture.

Is bigeye tuna sustainable?

Sustainability varies by fishing practices; look for certifications like MSC to ensure you are choosing sustainably sourced bigeye tuna.

What dishes can I make with bigeye tuna?

Bigeye tuna is versatile; it can be used in poke bowls, salads, tacos, or simply grilled with a marinade.

What is the difference between bigeye tuna and yellowfin tuna?

Bigeye tuna has a higher fat content and richer flavor compared to yellowfin tuna, making it more desirable for sushi and sashimi.