Table 5.
Mineral | Fillet | Skin | Guts | Gills | Liver | Head | Fish Bone |
---|---|---|---|---|---|---|---|
Macro-minerals (mg/100 g) | |||||||
Calcium | 32ab | 735bc | 26ab | 1382cd | 9a | 2507e | 2093de |
SEM | 4 | 108 | 3 | 47 | 1 | 116 | 121 |
Magnesium | 34c | 37c | 34c | 37c | 20a | 29bc | 25ab |
SEM | 0.9 | 4 | 3 | 0.9 | 2 | 2 | 0.6 |
Phosphorus | 206bc | 468cd | 113a | 743de | 175b | 1277e | 1166e |
SEM | 3 | 53 | 4 | 23 | 8 | 58 | 60 |
Potassium | 306c | 189b | 87a | 180b | 242b | 194b | 263c |
SEM | 4 | 7 | 4 | 5 | 45 | 3 | 10 |
Sodium | 139b | 161b | 144b | 251c | 163b | 163b | 96a |
SEM | 4 | 8 | 7 | 5 | 13 | 6 | 3 |
Micro-minerals (mg/100 g) | |||||||
Copper | 0.112b | 0.15c | 0.42d | 0.094ab | 14e | 0.034a | 0.110b |
SEM | 0.003 | 0.01 | 0.04 | 0.008 | 2 | 0.001 | 0.008 |
Iron | 0.55b | 0.53b | 1.03c | 1.23c | 2d | 0.29a | 0.52ab |
SEM | 0.05 | 0.03 | 0.07 | 0.06 | 0.2 | 0.04 | 0.03 |
Zinc | 0.47a | 2cd | 1.2ab | 1.4bc | 4.13d | 2.1cd | 1.3b |
SEM | 0.01 | 0.3 | 0.06 | 0.03 | 0.3 | 0.06 | 0.04 |
Manganese (μg/100 g) | 20a | 184bc | 145b | 500d | 110ab | 267cd | 270cd |
SEM | 1 | 36 | 17 | 52 | 9 | 18 | 7 |
SEM: Standard error of the mean; n.d.: not determined; n = 10. a–e Means in the same row with different letters differ significantly (p < 0.05; Dun or Duncan test).