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.

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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.

Crayfish

Rockfish

Contains more CalciumCalcium	+252.9%
Contains more IronIron	+130.6%
Contains more CopperCopper	+1570.7%
Contains more ZincZinc	+309.3%
Contains more ManganeseManganese	+3915.4%

Contains more PotassiumPotassium	+57.8%
Contains more SeleniumSelenium	+107.6%

~equal in Magnesium ~33mg

~equal in Phosphorus ~248mg

~equal in Sodium ~89mg

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

Rockfish

Contains more Vitamin CVitamin C	+∞%
Contains more Vitamin AVitamin A	+200%
Contains more Vitamin EVitamin E	+240.9%
Contains more Vitamin B1Vitamin B1	+85.2%
Contains more Vitamin B5Vitamin B5	+43.6%
Contains more Vitamin B12Vitamin B12	+35.2%
Contains more Vitamin KVitamin K	+∞%
Contains more FolateFolate	+340%

Contains more Vitamin DVitamin D	+∞%
Contains more Vitamin B2Vitamin B2	+165.9%
Contains more Vitamin B3Vitamin B3	+27.1%
Contains more Vitamin B6Vitamin B6	+217.1%

~equal in Choline ~78.7mg

All nutrients comparison - raw data values

Nutrient			DV% diff.
Copper	0.685mg	0.041mg	72%
Selenium	36.7µg	76.2µg	72%
Cholesterol	133mg	61mg	24%
Vitamin D	0IU	183IU	23%
Vitamin D	0µg	4.6µg	23%
Vitamin B12	2.15µg	1.59µg	23%
Manganese	0.522mg	0.013mg	22%
Vitamin B6	0.076mg	0.241mg	13%
Zinc	1.76mg	0.43mg	12%
Vitamin B2	0.085mg	0.226mg	11%
Protein	16.77g	22.23g	11%
Folate	44µg	10µg	9%
Vitamin E	1.5mg	0.44mg	7%
Iron	0.83mg	0.36mg	6%
Potassium	296mg	467mg	5%
Calcium	60mg	17mg	4%
Vitamin B3	2.28mg	2.897mg	4%
Vitamin B5	0.58mg	0.404mg	4%
Phosphorus	270mg	248mg	3%
Vitamin B1	0.05mg	0.027mg	2%
Saturated fat	0.181g	0.42g	1%
Monounsaturated fat	0.244g	0.466g	1%
Polyunsaturated fat	0.367g	0.485g	1%
Calories	82kcal	109kcal	1%
Vitamin C	0.9mg	0mg	1%
Vitamin A	15µg	5µg	1%
Fats	1.2g	1.62g	1%
Magnesium	33mg	33mg	0%
Sodium	94mg	89mg	0%
Vitamin K	0.1µg	0µg	0%
Trans fat		0.025g	N/A
Choline	80.9mg	78.7mg	0%
Tryptophan	0.234mg	0.296mg	0%
Threonine	0.676mg	1.014mg	0%
Isoleucine	0.811mg	1.06mg	0%
Leucine	1.329mg	1.835mg	0%
Lysine	1.457mg	2.188mg	0%
Methionine	0.472mg	0.707mg	0%
Phenylalanine	0.706mg	0.935mg	0%
Valine	0.786mg	1.106mg	0%
Histidine	0.341mg	0.502mg	0%
Omega-3 - EPA	0.119g	0.107g	N/A
Omega-3 - DHA	0.047g	0.238g	N/A
Omega-3 - DPA	0g	0.027g	N/A
Omega-6 - Eicosadienoic acid		0.005g	N/A