Fish vs Crustaceans
Nutrition comparison per 100g · USDA SR Legacy & USDA SR Legacy
Calories (kcal)
Protein (g)
Carbs (g)
Fat (g)
Fiber (g)
Quick answers
Which has more protein?
Fish, trout, rainbow, wild, cooked, dry heat — 22.9g vs 19.4g per 100g.
Which has fewer calories?
Crustaceans, crab, alaska king, cooked, moist heat — 97 vs 150 kcal per 100g.
Which is more nutrient-dense?
Crustaceans, crab, alaska king, cooked, moist heat scores higher in more vitamins and minerals per 100g, though both foods can be part of a healthy diet.
Full Nutrition Comparison
All values per 100g edible portion. Green = Food A higher · Blue = Food B higher
| Nutrient | Fish | Crustaceans | Diff |
|---|---|---|---|
| Energy | |||
| Energy | 150 kcal | 97 kcal | +55% |
| Macronutrients | |||
| Water | 70.5 g | 77.6 g | -9% |
| Protein | 22.9 g | 19.4 g | +18% |
| Total lipid (fat) | 5.82 g | 1.54 g | +278% |
| Carbohydrate, by difference | 0 g | 0 g | = |
| Fiber, total dietary | 0 g | 0 g | = |
| Fats & Fatty Acids | |||
| Fatty acids, total saturated | 1.62 g | 0.133 g | +1117% |
| Fatty acids, total monounsaturated | 1.75 g | 0.185 g | +844% |
| Cholesterol | 69.0 mg | 53.0 mg | +30% |
| Vitamins | |||
| Vitamin C, total ascorbic acid | 2.00 mg | 7.60 mg | -74% |
| Thiamin (Vitamin B1) | 0.152 mg | 0.053 mg | +187% |
| Riboflavin (Vitamin B2) | 0.097 mg | 0.055 mg | +76% |
| Niacin (Vitamin B3) | 5.77 mg | 1.34 mg | +331% |
| Pantothenic acid (Vitamin B5) | 1.07 mg | 0.400 mg | +166% |
| Vitamin B-6 — Pyridoxine | 0.346 mg | 0.180 mg | +92% |
| Biotin (Vitamin B7) | 19.0 ug | 51.0 ug | -63% |
| Folate, total (Vitamin B9) | 0 ug | 0 ug | = |
| Vitamin B-12 — Cobalamin | 6.30 ug | 11.5 ug | -45% |
| Vitamin A, RAE | 15.0 ug | 9.00 ug | +67% |
| Minerals | |||
| Calcium, Ca | 86.0 mg | 59.0 mg | +46% |
| Iron, Fe | 0.380 mg | 0.760 mg | -50% |
| Magnesium, Mg | 31.0 mg | 63.0 mg | -51% |
| Phosphorus, P | 269 mg | 280 mg | -4% |
| Potassium, K | 448 mg | 262 mg | +71% |
| Sodium, Na | 56.0 mg | 1072 mg | -95% |
| Zinc, Zn | 0.510 mg | 7.62 mg | -93% |
| Copper, Cu | 0.058 mg | 1.18 mg | -95% |
| Manganese, Mn | 0.021 mg | 0.040 mg | -47% |
| Selenium, Se | 13.2 ug | 40.0 ug | -67% |
| Other Nutrients | |||
| Energy | 628 kj | 406 kj | +55% |
| Ash | 1.60 g | 1.85 g | -14% |
| Folic acid (Vitamin B9 — synthetic) | 19.0 ug | 51.0 ug | -63% |
| Folate, DFE (Vitamin B9 — dietary folate equivalents) | 19.0 ug | 51.0 ug | -63% |
| Retinol | 15.0 ug | 9.00 ug | +67% |
| Vitamin A, IU | 50.0 IU | 29.0 IU | +72% |
| SFA 10:0 (Capric acid) | — | 0.003 g | |
| SFA 12:0 (Lauric acid) | — | 0.004 g | |
| SFA 14:0 (Myristic acid) | 0.204 g | 0.015 g | +1260% |
| SFA 16:0 (Palmitic acid) | 0.918 g | 0.087 g | +955% |
| SFA 18:0 (Stearic acid) | 0.265 g | 0.019 g | +1295% |
| MUFA 16:1 (Omega-7, Palmitoleic acid) | 0.675 g | 0.041 g | +1546% |
| MUFA 18:1 (Omega-9, Oleic acid family) | 0.918 g | 0.089 g | +931% |
| MUFA 20:1 (Omega-9, Gondoic / Gadoleic acid) | 0.051 g | 0.014 g | +264% |
| MUFA 22:1 (Omega-9, Erucic acid family) | — | 0.038 g | |
| Fatty acids, total polyunsaturated | 1.83 g | 0.536 g | +242% |
| PUFA 18:2 (Omega-6, Linoleic acid) | 0.288 g | 0.020 g | +1340% |
| PUFA 18:3 (Omega-3, Alpha-linolenic family) | 0.187 g | 0.014 g | +1236% |
| PUFA 18:4 n-3 (Omega-3, SDA — Stearidonic acid) | 0.230 g | 0.015 g | +1433% |
| PUFA 20:4 (Omega-6, Arachidonic acid family) | 0.120 g | 0.043 g | +179% |
| PUFA 20:5 n-3 (Omega-3, EPA — Eicosapentaenoic acid) | 0.468 g | 0.295 g | +59% |
| PUFA 22:5 n-3 (Omega-3, DPA — Docosapentaenoic acid) | — | 0.031 g | |
| PUFA 22:6 n-3 (Omega-3, DHA — Docosahexaenoic acid) | 0.520 g | 0.118 g | +341% |
| Tryptophan (EAA) | 0.257 g | 0.269 g | -4% |
| Threonine (EAA) | 1.00 g | 0.783 g | +28% |
| Isoleucine (EAA, BCAA) | 1.06 g | 0.938 g | +13% |
| Leucine (EAA, BCAA) | 1.86 g | 1.54 g | +21% |
| Lysine (EAA) | 2.11 g | 1.68 g | +25% |
| Methionine (EAA) | 0.679 g | 0.545 g | +25% |
| Cystine (conditionally essential) | 0.246 g | 0.217 g | +13% |
| Phenylalanine (EAA) | 0.895 g | 0.817 g | +10% |
| Tyrosine (conditionally essential) | 0.774 g | 0.644 g | +20% |
| Valine (EAA, BCAA) | 1.18 g | 0.910 g | +30% |
| Arginine (conditionally essential) | 1.37 g | 1.69 g | -19% |
| Histidine (EAA) | 0.675 g | 0.393 g | +72% |
| Alanine | 1.39 g | 1.10 g | +27% |
| Aspartic acid | 2.35 g | 2.00 g | +17% |
| Glutamic acid | 3.42 g | 3.30 g | +4% |
| Glycine (conditionally essential) | 1.10 g | 1.17 g | -6% |
| Proline (conditionally essential) | 0.811 g | 0.638 g | +27% |
| Serine | 0.935 g | 0.762 g | +23% |
* All values per 100g edible portion. Source: USDA SR Legacy and USDA SR Legacy. Diff column shows percentage difference relative to Food B.
Dig deeper — biggest differences
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