Ionic composition and chemical properties of seawater, seawater supplemented with marine salt, seawater diluted with distilled water, seawater diluted with distilled water supplemented with calcium chloride or sodium chloride and freshwater alone
| Media (%SW) . | Salinity (‰) . | Osmolality (mOsmol kg-1) . | Na+ (mmol 1-1) . | Cl- (mmol 1-1) . | Ca2+ (mmol 1-1) . |
|---|---|---|---|---|---|
| 150% | 55 | 1674 | 696 | 678 | 17.1 |
| 100% | 35.5 | 1070 | 454 | 520 | 11.4 |
| 50% | 17 | 551 | 226 | 258 | 5.6 |
| 25% | 9 | 268 | 123 | 175 | 3.2 |
| 10% | 3.5 | 110 | 57 | 53 | 1.6 |
| 0% | 0 | 3 | 1.4 | 1.3 | 0.5 |
| 100%+Ca | 36 | 1097 | 442 | 534 | 17.6 |
| 25%+Ca | 9.9 | 287 | 107 | 182 | 10.5 |
| 10%+Ca | 3.7 | 112 | 51 | 79 | 9.2 |
| 25%+Na | 36 | 1107 | 541 | 535 | 3.1 |
| 10%+Na | 36 | 1101 | 502 | 527 | 1.5 |
| Media (%SW) . | Salinity (‰) . | Osmolality (mOsmol kg-1) . | Na+ (mmol 1-1) . | Cl- (mmol 1-1) . | Ca2+ (mmol 1-1) . |
|---|---|---|---|---|---|
| 150% | 55 | 1674 | 696 | 678 | 17.1 |
| 100% | 35.5 | 1070 | 454 | 520 | 11.4 |
| 50% | 17 | 551 | 226 | 258 | 5.6 |
| 25% | 9 | 268 | 123 | 175 | 3.2 |
| 10% | 3.5 | 110 | 57 | 53 | 1.6 |
| 0% | 0 | 3 | 1.4 | 1.3 | 0.5 |
| 100%+Ca | 36 | 1097 | 442 | 534 | 17.6 |
| 25%+Ca | 9.9 | 287 | 107 | 182 | 10.5 |
| 10%+Ca | 3.7 | 112 | 51 | 79 | 9.2 |
| 25%+Na | 36 | 1107 | 541 | 535 | 3.1 |
| 10%+Na | 36 | 1101 | 502 | 527 | 1.5 |