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Rockfish vs. Flatfish — In-Depth Nutrition Comparison

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Significant differences between Rockfish and Flatfish

  • Rockfish has more Selenium, Vitamin B2, Vitamin B12, Vitamin B3, Vitamin B6, Potassium, and Vitamin D, however, Flatfish is richer in Phosphorus.
  • Rockfish covers your daily Selenium needs 79% more than Flatfish.
  • Flatfish has 9 times less Vitamin B2 than Rockfish. Rockfish has 0.226mg of Vitamin B2, while Flatfish has 0.025mg.
  • Rockfish contains less Sodium.

Specific food types used in this comparison are Fish, rockfish, Pacific, mixed species, cooked, dry heat and Fish, flatfish (flounder and sole species), cooked, dry heat.

Infographic

Rockfish vs Flatfish infographic
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Mineral Comparison

Mineral comparison score is based on the number of minerals by which one or the other food is richer. The "coverage" charts below show how much of the daily needs can be covered by 300 grams of the food.
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 24% 5.1% 41% 14% 14% 12% 106% 12% 1.7% 416%
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 16% 7.5% 17% 8.6% 7.7% 11% 132% 47% 2.2% 178%
Contains more MagnesiumMagnesium +50%
Contains more PotassiumPotassium +137.1%
Contains more IronIron +56.5%
Contains more CopperCopper +78.3%
Contains less SodiumSodium -75.5%
Contains more SeleniumSelenium +133.7%
Contains more CalciumCalcium +47.1%
Contains more PhosphorusPhosphorus +24.6%
Contains more ManganeseManganese +30.8%
~equal in Zinc ~0.39mg

Vitamin Comparison

Vitamin comparison score is based on the number of vitamins by which one or the other food is richer. The "coverage" charts below show how much of the daily needs can be covered by 300 grams of the food.
Vitamin C Vit. C Vitamin A Vit. A Vitamin E Vit. E Vitamin D Vit. D Vitamin B1 Vit. B1 Vitamin B2 Vit. B2 Vitamin B3 Vit. B3 Vitamin B5 Vit. B5 Vitamin B6 Vit. B6 Vitamin B12 Vit. B12 Vitamin K Vit. K Folate Folate Choline Choline 0% 0.96% 8.8% 138% 6.8% 52% 54% 24% 56% 199% 0% 7.5% 43%
Vitamin C Vit. C Vitamin A Vit. A Vitamin E Vit. E Vitamin D Vit. D Vitamin B1 Vit. B1 Vitamin B2 Vit. B2 Vitamin B3 Vit. B3 Vitamin B5 Vit. B5 Vitamin B6 Vit. B6 Vitamin B12 Vit. B12 Vitamin K Vit. K Folate Folate Choline Choline 0% 2.2% 15% 105% 6.5% 5.8% 24% 14% 27% 164% 0.25% 4.5% 44%
Contains more Vitamin DVitamin D +31.4%
Contains more Vitamin B2Vitamin B2 +804%
Contains more Vitamin B3Vitamin B3 +126.7%
Contains more Vitamin B5Vitamin B5 +78%
Contains more Vitamin B6Vitamin B6 +109.6%
Contains more Vitamin B12Vitamin B12 +21.4%
Contains more FolateFolate +66.7%
Contains more Vitamin AVitamin A +131.3%
Contains more Vitamin EVitamin E +75%
Contains more Vitamin KVitamin K +∞%
~equal in Vitamin C ~0mg
~equal in Vitamin B1 ~0.026mg
~equal in Choline ~79.9mg

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
22% 75%
Protein: 22.23 g
Fats: 1.62 g
Carbs: 0 g
Water: 74.67 g
Other: 1.48 g
15% 2% 81%
Protein: 15.24 g
Fats: 2.37 g
Carbs: 0 g
Water: 81.11 g
Other: 1.28 g
Contains more ProteinProtein +45.9%
Contains more OtherOther +15.6%
Contains more FatsFats +46.3%
~equal in Carbs ~0g
~equal in Water ~81.11g

Fat Type Comparison

Fat type breakdown side-by-side comparison
31% 34% 35%
Saturated Fat: Sat. Fat 0.42 g
Monounsaturated Fat: Mono. Fat 0.466 g
Polyunsaturated fat: Poly. Fat 0.485 g
33% 40% 28%
Saturated Fat: Sat. Fat 0.542 g
Monounsaturated Fat: Mono. Fat 0.657 g
Polyunsaturated fat: Poly. Fat 0.459 g
Contains less Sat. FatSaturated Fat -22.5%
Contains more Mono. FatMonounsaturated Fat +41%
~equal in Polyunsaturated fat ~0.459g

Comparison summary table

Pay attention to the rightmost column. It displays the amounts side by side, giving a clearer understanding of the difference.
Rockfish Flatfish
Lower in Sodium ok
Lower in Saturated Fat ok
Rich in vitamins ok
Lower in Cholesterol ok
Lower in Sugar Equal
Lower in Glycemic Index Equal
Lower in price Equal
Rich in minerals Equal

All nutrients comparison - raw data values

Nutrient Rockfish Flatfish Opinion
Calories 109kcal 86kcal Rockfish
Protein 22.23g 15.24g Rockfish
Fats 1.62g 2.37g Flatfish
Cholesterol 61mg 56mg Flatfish
Vitamin D 183IU 139IU Rockfish
Magnesium 33mg 22mg Rockfish
Calcium 17mg 25mg Flatfish
Potassium 467mg 197mg Rockfish
Iron 0.36mg 0.23mg Rockfish
Copper 0.041mg 0.023mg Rockfish
Zinc 0.43mg 0.39mg Rockfish
Phosphorus 248mg 309mg Flatfish
Sodium 89mg 363mg Rockfish
Vitamin A 16IU 37IU Flatfish
Vitamin A 5µg 12µg Flatfish
Vitamin E 0.44mg 0.77mg Flatfish
Vitamin D 4.6µg 3.5µg Rockfish
Manganese 0.013mg 0.017mg Flatfish
Selenium 76.2µg 32.6µg Rockfish
Vitamin B1 0.027mg 0.026mg Rockfish
Vitamin B2 0.226mg 0.025mg Rockfish
Vitamin B3 2.897mg 1.278mg Rockfish
Vitamin B5 0.404mg 0.227mg Rockfish
Vitamin B6 0.241mg 0.115mg Rockfish
Vitamin B12 1.59µg 1.31µg Rockfish
Vitamin K 0µg 0.1µg Flatfish
Folate 10µg 6µg Rockfish
Trans Fat 0.025g 0.014g Flatfish
Choline 78.7mg 79.9mg Flatfish
Saturated Fat 0.42g 0.542g Rockfish
Monounsaturated Fat 0.466g 0.657g Flatfish
Polyunsaturated fat 0.485g 0.459g Rockfish
Tryptophan 0.296mg 0.197mg Rockfish
Threonine 1.014mg 0.719mg Rockfish
Isoleucine 1.06mg 0.754mg Rockfish
Leucine 1.835mg 1.335mg Rockfish
Lysine 2.188mg 1.561mg Rockfish
Methionine 0.707mg 0.56mg Rockfish
Phenylalanine 0.935mg 0.624mg Rockfish
Valine 1.106mg 0.8mg Rockfish
Histidine 0.502mg 0.374mg Rockfish
Omega-3 - EPA 0.107g 0.168g Flatfish
Omega-3 - DHA 0.238g 0.132g Rockfish
Omega-3 - DPA 0.027g 0.034g Flatfish
Omega-6 - Eicosadienoic acid 0.005g 0.006g Flatfish

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Rockfish Flatfish
Low Calories diet ok
Low Fats diet ok
Low Carbs diet Equal
Low Glycemic Index diet Equal

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Vitamins & Minerals Daily Need Coverage Score

The summary scores indicate the extent to which this food can fulfill your daily vitamin and mineral requirements if you consume 3 servings, consisting of 100 grams of each (an approximation of 3 serving sizes).
Vitamins Daily Need Coverage Score
45%
Rockfish
32%
Flatfish
Minerals Daily Need Coverage Score
64%
Rockfish
43%
Flatfish

Comparison summary

Which food contains less Sodium?
Rockfish
Rockfish contains less Sodium (difference - 274mg)
Which food is lower in Saturated Fat?
Rockfish
Rockfish is lower in Saturated Fat (difference - 0.122g)
Which food is richer in vitamins?
Rockfish
Rockfish is relatively richer in vitamins
Which food is lower in Cholesterol?
Flatfish
Flatfish is lower in Cholesterol (difference - 5mg)
Which food contains less Sugar?
?
The foods are relatively equal in Sugar (0 g)
Which food is lower in glycemic index?
?
The foods have equal glycemic indexes (0)
Which food is cheaper?
?
The foods are relatively equal in price ($)
Which food is richer in minerals?
?
It cannot be stated which food is richer in vitamins. See the charts below for detailed information. See the charts below for detailed information. See the charts below for detailed information.

References

All the values for which the sources are not specified explicitly are taken from FDA’s Food Central. The exact link to the food presented on this page can be found below.

  1. Rockfish - https://fdc.nal.usda.gov/fdc-app.html#/food-details/175131/nutrients
  2. Flatfish - https://fdc.nal.usda.gov/fdc-app.html#/food-details/174197/nutrients

All the Daily Values are presented for males aged 31-50, for 2000-calorie diets.

Data provided by FoodStruct.com should be considered and used as information only. Please consult your physician before beginning any diet.