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A whole dusky grouper with a thick, oval body, broad head and large mouth, its dark brown-grey skin mottled with small pale spots and edged by broad fins.
●Low GI
⚡High Potassium
💪High Protein

Dusky grouper Calories

High-protein, zero-carb marine fish

In season: Spring · Summer · Autumn · Winter

CALORIES · 100 G

118kcal

GI

0low

POTASSIUM · 100 G

380mg

FIBER · 100 G

0g

Quick answer

1 piece (medium) of Dusky grouper (170 g) has 201 calories. That works out to 118 calories per 100 g. It contains 0 g of carbs, 42.2 g of protein, 2.2 g of fat and 0 g of fiber. Its 3.2 µg of B12 covers 135% of the Daily Value. Its glycemic index is 0 (low), so it raises blood sugar slowly.

Dusky grouper Nutrition Facts

Selected: 1 piece (medium) · 170 g

201

KCAL / 170G

Carbs

0g

· 0% DV

Protein

42.2g

· 84% DV

Fat

2.2g

· 3% DV

Fiber

0g

· 0% DV

DV is the share of the daily value covered, on a 2,000 kcal reference diet.

Calories come from: Carbs 0% · Protein 90% · Fat 10%

Dusky grouper nutrition facts table · 1 piece (medium) (170 g)

NutrientAmount% DV
Calories201 kcal
Total fat2.2 g3%
Saturated fat0.51 g3%
Trans fat0 g
Sodium90 mg4%
Total carbohydrate0 g0%
Fiber0 g0%
Protein42.2 g84%

Calories: Calories measure energy. Average daily need is 2,000 kcal. Excess calories are stored as fat, too few cause weight loss.

Carbs: Your body's primary energy source. The brain runs exclusively on carbs. Daily need: 275g.

Protein: Essential for muscle repair and cell growth. Daily need: 50g. Keeps you full and boosts metabolism.

Fat: Needed for hormone production and vitamin absorption. Daily need: 78g. Limit saturated fats, choose unsaturated.

Fiber: Critical for digestive health and satiety. Daily need: 28g. Stabilizes blood sugar, lowers cholesterol.

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How Many Calories in 1 Medium Dusky grouper?

ServingAmountCalories
1 piece (medium)170 g201 kcal
1 ounce (whole)28.4 g33 kcal
1 piece (small)90 g106 kcal
100 g100 g118 kcal
1 cup (shredded)120 g142 kcal
1 cup (diced)140 g165 kcal
1 serving (medium)150 g177 kcal
1 serving (large)250 g295 kcal
1 piece (large)260 g307 kcal

Calculated from 118 calories per 100 g.

Frequently Asked Questions About Dusky grouper

What does dusky grouper taste like?

Dusky grouper has a mild, clean sea flavour and firm, white flesh that flakes into large pieces. It is less oily and intense than many dark-fleshed fish, so simple seasonings such as lemon, herbs and olive oil work well.

How do you cook dusky grouper?

Dusky grouper works well grilled, baked, pan-seared or cooked in a stew. Its thick, firm flesh holds together during cooking; use fillets or steaks and stop cooking once the centre turns opaque and separates easily.

Where is dusky grouper found?

Dusky grouper lives in the Mediterranean Sea and the eastern Atlantic, commonly around rocky reefs and underwater caves. It tends to stay close to the seabed, where it shelters among rocks and hunts smaller fish and crustaceans.

Is dusky grouper the same as sea bass?

No. Dusky grouper and sea bass are different fish, although both have mild-tasting white flesh. Dusky grouper is usually thicker and firmer, making it a good choice for substantial steaks, while sea bass is often served whole or as a thinner fillet.

How do you grill dusky grouper without it falling apart?

Grill dusky grouper in thick steaks or skin-on fillets, and make sure the grill is hot and clean before the fish goes on. Turn it only once, after the first side releases easily; delicate, thin pieces are better cooked in a basket.

Does dusky grouper have a lot of bones?

Dusky grouper fillets have relatively few small bones, but steaks may retain bones near the backbone. Check the flesh carefully before serving, especially when preparing a portion for a child.

How can you tell if dusky grouper is fresh?

Fresh dusky grouper should smell mild and briny rather than sour or strongly fishy, with moist, firm flesh that springs back when pressed. If buying a whole fish, look for clear, bright eyes and shiny skin rather than dull, dry surfaces.

Can you freeze dusky grouper?

Yes, dusky grouper freezes well when wrapped tightly to limit air exposure. Freeze it as soon as possible after purchase, then thaw it in the refrigerator and cook it promptly; avoid leaving it out at room temperature to thaw.

Is dusky grouper sustainable to eat?

Dusky grouper populations have been affected by fishing pressure, and its conservation status makes responsible sourcing important. Choose fish from a traceable, legal source and follow local seafood guidance; avoid buying undersized or illegally caught grouper.

Is dusky grouper safe to eat during pregnancy?

Cooked dusky grouper can be part of a pregnancy diet, but mercury exposure can vary with the fish’s size and origin. Follow local advice on fish portions and species during pregnancy, and ask a healthcare professional if you need guidance for your circumstances.

Dusky grouper Vitamins & Minerals

Vitamins

B12

3.23µg · 135% DV

B3

7.14mg · 45% DV

B6

0.68mg · 40% DV

B5

1.27mg · 25% DV

Minerals

Selenium

61µg · 111% DV

Phosphorus

374mg · 53% DV

Iodine

60µg · 40% DV

Potassium ⭐

646mg · 19% DV

Sodium

90mg · 4% DV

Dusky grouper Glycemic Index

GLYCEMIC INDEX

0
Low
0 Low5570100

GLYCEMIC LOAD

0
Low

Accounts for portion size — a more realistic measure than GI alone.

How to Burn Off Dusky grouper

To burn the 201 calories in 1 piece (medium) (170 g):

🚶

50min

Walking (5 km/h)

🏃

21min

Running (8 km/h)

🚴

27min

Cycling

🏊

23min

Swimming

Times are calculated with the MET equation for a 70 kg adult. Actual burn varies with your weight, age and pace.

What is Dusky grouper?

Dusky grouper is a large reef fish found in the Mediterranean and parts of the eastern Atlantic. Its firm, white flesh has a mild, clean flavour and holds together well during cooking, making it a favourite for simple preparations that let the fish take centre stage. It is commonly grilled, baked or cooked in a pan, often with olive oil, herbs and lemon.

Around the Mediterranean it may be served whole or as steaks, with vegetables, salad or potatoes; elsewhere, it also works well in tacos or fish stews. It is a lean, protein-rich choice, with 24.8 g of protein and no carbohydrates per 100 g. Grilling or baking it instead of deep-frying keeps the meal lighter, and a bright salad makes a natural pairing.

How Nutritious Is Dusky grouper?

Nutrient density

High

78/ 100

How many vitamins, minerals and how much fiber this food carries per calorie. A high score means a lot of nutrition for few calories.

Satiety score

Medium

58/ 100

An EatBetter score computed from fiber, protein and calorie density. A high score means staying full longer on the same calories.

Both scores are calculated per 100 g and do not change with the selected portion. The satiety score is EatBetter's own calculation, not a clinical measure.

Is Dusky grouper Processed?

NOVA 2

Minimally Processed

1. Unprocessed

2. Minimally Processed

3. Processed

4. Ultra-Processed

NOVA classifies foods into 4 groups by industrial processing. NOVA 1 (unprocessed) is the healthiest.

Does Dusky grouper Contain Allergens?

Contains these allergens:

Gluten free
Dairy free
Eggs free
Peanuts free
Tree nuts free
Fish yes
Soy free
Sesame free

Which Diets Is Dusky grouper Good For?

Vegan

— Not suitable

Vegetarian

— Not suitable

Gluten-Free

✓ Suitable

Dairy-Free

— Not suitable

Mediterranean

✓ Suitable

Paleo

✓ Suitable

Whole30

— Not suitable

DASH

— Not suitable

Keto

✓ Suitable

Low FODMAP

— Not suitable

Dusky grouper Fat Profile

SATURATED

0.51g

MONOUNSATURATED

0.6g

POLYUNSATURATED

0.56g

⚖️

Omega 6:3 ratio 0.2:1

Below the ideal 4:1 — a good omega balance.

Compare Dusky grouper

🐟vs🐟
Dusky grouper vs Salmon Fillet88 kcal fewer per 100 g
→
🐟vs🐟
Dusky grouper vs Canned Tuna2 kcal more per 100 g
→
🐟vs🐟
Dusky grouper vs Fish8 kcal more per 100 g
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🐟vs🐟
Dusky grouper vs Tuna14 kcal fewer per 100 g
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Foods Similar to Dusky grouper

🐟

Salmon Fillet

206 kcal

🐟

Canned Tuna

116 kcal

🐟

Fish

110 kcal

🐟

Tuna

132 kcal

🐟

Baked Sea Bass

110 kcal

🐟

Grilled Sea Bass

124 kcal

🐟

Whiting

90 kcal

🦪

Stuffed Mussels

175 kcal

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Nutrition data compiled from USDA FoodData Central and scientific sources.