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  6. Crayfish vs. Rockfish

Crayfish vs. Rockfish — In-Depth Nutrition Comparison

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What are the differences between Crayfish and Rockfish?

  • Crayfish is higher in Copper, Vitamin B12, Manganese, Zinc, and Folate, yet Rockfish is higher in Selenium, Vitamin D, Vitamin B6, and Vitamin B2.
  • Rockfish's daily need coverage for Selenium is 72% more.
  • Crayfish has 40 times more Manganese than Rockfish. While Crayfish has 0.522mg of Manganese, Rockfish has only 0.013mg.
  • The amount of Cholesterol in Rockfish is lower.

We used Crustaceans, crayfish, mixed species, wild, cooked, moist heat and Fish, rockfish, Pacific, mixed species, cooked, dry heat types in this article.

Infographic

Crayfish vs Rockfish infographic
Infographic link

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.
Crayfish
Crayfish
6
:
3
Rockfish
Rockfish
Contains more Calcium +252.9%
Contains more Iron +130.6%
Contains more Zinc +309.3%
Contains more Copper +1570.7%
Contains more Manganese +3915.4%
Contains more Potassium +57.8%
Contains more Selenium +107.6%
Equal in Magnesium - 33
Equal in Phosphorus - 248
Equal in Sodium - 89
Crayfish
Calcium Iron Magnesium Phosphorus Potassium Sodium Zinc Copper Manganese Selenium 18% 32% 24% 116% 27% 13% 48% 229% 69% 201%
Rockfish
Calcium Iron Magnesium Phosphorus Potassium Sodium Zinc Copper Manganese Selenium 6% 14% 24% 107% 42% 12% 12% 14% 2% 416%
Contains more Calcium +252.9%
Contains more Iron +130.6%
Contains more Zinc +309.3%
Contains more Copper +1570.7%
Contains more Manganese +3915.4%
Contains more Potassium +57.8%
Contains more Selenium +107.6%
Equal in Magnesium - 33
Equal in Phosphorus - 248
Equal in Sodium - 89

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.
Crayfish
Crayfish
8
:
4
Rockfish
Rockfish
Contains more Vitamin A +212.5%
Contains more Vitamin E +240.9%
Contains more Vitamin C +∞%
Contains more Vitamin B1 +85.2%
Contains more Vitamin B5 +43.6%
Contains more Folate +340%
Contains more Vitamin B12 +35.2%
Contains more Vitamin K +∞%
Contains more Vitamin D +∞%
Contains more Vitamin B2 +165.9%
Contains more Vitamin B3 +27.1%
Contains more Vitamin B6 +217.1%
Crayfish
Vitamin A Vitamin E Vitamin D Vitamin C Vitamin B1 Vitamin B2 Vitamin B3 Vitamin B5 Vitamin B6 Folate Vitamin B12 Vitamin K 3% 30% 0% 3% 13% 20% 43% 35% 18% 33% 269% 1%
Rockfish
Vitamin A Vitamin E Vitamin D Vitamin C Vitamin B1 Vitamin B2 Vitamin B3 Vitamin B5 Vitamin B6 Folate Vitamin B12 Vitamin K 1% 9% 138% 0% 7% 53% 55% 25% 56% 8% 199% 0%
Contains more Vitamin A +212.5%
Contains more Vitamin E +240.9%
Contains more Vitamin C +∞%
Contains more Vitamin B1 +85.2%
Contains more Vitamin B5 +43.6%
Contains more Folate +340%
Contains more Vitamin B12 +35.2%
Contains more Vitamin K +∞%
Contains more Vitamin D +∞%
Contains more Vitamin B2 +165.9%
Contains more Vitamin B3 +27.1%
Contains more Vitamin B6 +217.1%

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
Crayfish
Crayfish
2
:
2
Rockfish
Rockfish
Contains more Other +79.7%
Contains more Protein +32.6%
Contains more Fats +35%
Equal in Water - 74.67
Crayfish
17% 79% 3%
Protein: 16.77 g
Fats: 1.2 g
Carbs: 0 g
Water: 79.37 g
Other: 2.66 g
Rockfish
22% 75%
Protein: 22.23 g
Fats: 1.62 g
Carbs: 0 g
Water: 74.67 g
Other: 1.48 g
Contains more Other +79.7%
Contains more Protein +32.6%
Contains more Fats +35%
Equal in Water - 74.67

Fat Type Comparison

Fat type breakdown side-by-side comparison
Crayfish
Crayfish
1
:
2
Rockfish
Rockfish
Contains less Saturated Fat -56.9%
Contains more Monounsaturated Fat +91%
Contains more Polyunsaturated fat +32.2%
Crayfish
23% 31% 46%
Saturated Fat: 0.181 g
Monounsaturated Fat: 0.244 g
Polyunsaturated fat: 0.367 g
Rockfish
31% 34% 35%
Saturated Fat: 0.42 g
Monounsaturated Fat: 0.466 g
Polyunsaturated fat: 0.485 g
Contains less Saturated Fat -56.9%
Contains more Monounsaturated Fat +91%
Contains more Polyunsaturated fat +32.2%

Comparison summary table

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

All nutrients comparison - raw data values

Nutrient Crayfish Rockfish Opinion
Protein 16.77g 22.23g Rockfish
Fats 1.2g 1.62g Rockfish
Calories 82kcal 109kcal Rockfish
Calcium 60mg 17mg Crayfish
Iron 0.83mg 0.36mg Crayfish
Magnesium 33mg 33mg
Phosphorus 270mg 248mg Crayfish
Potassium 296mg 467mg Rockfish
Sodium 94mg 89mg Rockfish
Zinc 1.76mg 0.43mg Crayfish
Copper 0.685mg 0.041mg Crayfish
Manganese 0.522mg 0.013mg Crayfish
Selenium 36.7µg 76.2µg Rockfish
Vitamin A 50IU 16IU Crayfish
Vitamin A RAE 15µg 5µg Crayfish
Vitamin E 1.5mg 0.44mg Crayfish
Vitamin D 0IU 183IU Rockfish
Vitamin D 0µg 4.6µg Rockfish
Vitamin C 0.9mg 0mg Crayfish
Vitamin B1 0.05mg 0.027mg Crayfish
Vitamin B2 0.085mg 0.226mg Rockfish
Vitamin B3 2.28mg 2.897mg Rockfish
Vitamin B5 0.58mg 0.404mg Crayfish
Vitamin B6 0.076mg 0.241mg Rockfish
Folate 44µg 10µg Crayfish
Vitamin B12 2.15µg 1.59µg Crayfish
Vitamin K 0.1µg 0µg Crayfish
Tryptophan 0.234mg 0.296mg Rockfish
Threonine 0.676mg 1.014mg Rockfish
Isoleucine 0.811mg 1.06mg Rockfish
Leucine 1.329mg 1.835mg Rockfish
Lysine 1.457mg 2.188mg Rockfish
Methionine 0.472mg 0.707mg Rockfish
Phenylalanine 0.706mg 0.935mg Rockfish
Valine 0.786mg 1.106mg Rockfish
Histidine 0.341mg 0.502mg Rockfish
Cholesterol 133mg 61mg Rockfish
Trans Fat 0.025g Crayfish
Saturated Fat 0.181g 0.42g Crayfish
Omega-3 - DHA 0.047g 0.238g Rockfish
Omega-3 - EPA 0.119g 0.107g Crayfish
Omega-3 - DPA 0g 0.027g Rockfish
Monounsaturated Fat 0.244g 0.466g Rockfish
Polyunsaturated fat 0.367g 0.485g Rockfish
Omega-6 - Eicosadienoic acid 0.005g Rockfish

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Crayfish Rockfish
Low Fats diet ok
Low Carbs diet Equal
Low Calories diet ok
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
39%
Crayfish
46%
Rockfish
Minerals Daily Need Coverage Score
77%
Crayfish
64%
Rockfish

Comparison summary

Which food contains less Sodium?
Rockfish
Rockfish contains less Sodium (difference - 5mg)
Which food is lower in Cholesterol?
Rockfish
Rockfish is lower in Cholesterol (difference - 72mg)
Which food is lower in Saturated Fat?
Crayfish
Crayfish is lower in Saturated Fat (difference - 0.239g)
Which food is richer in minerals?
Crayfish
Crayfish is relatively richer in minerals
Which food is richer in vitamins?
Crayfish
Crayfish is relatively richer in vitamins
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 ($)

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. Crayfish - https://fdc.nal.usda.gov/fdc-app.html#/food-details/174207/nutrients
  2. Rockfish - https://fdc.nal.usda.gov/fdc-app.html#/food-details/175131/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.