Table 4.
Mineral requirements in different species of sturgeon.
| Item | Rainbow trout1 | White sturgeon | Siberian sturgeon | Chinese sturgeon | Persian sturgeon | Beluga sturgeon | Stella sturgeon | Lake sturgeon | Adriatic sturgeon | Amur sturgeon | Russian sturgeon | Hybrid sturgeon |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Macrominerals, % | ||||||||||||
| Calcium | NR | NT | NT | NT | NT | NT | NT | NT | NT | NT | NT | NT |
| Chlorine | NT | NT | NT | NT | NT | NT | NT | NT | NT | NT | NT | NT |
| Magnesium | 0.05 | NT | NT | NT | NT | NT | NT | NT | NT | NT | NT | NT |
| Phosphorous | 0.7 | NT | 0.5–0.92 | NT | NT | NT | NT | NT | NT | NT | NT | NT |
| Potassium | NR | NT | NT | NT | NT | NT | NT | NT | NT | NT | NT | NT |
| Sodium | NR | NT | NT | NT | NT | NT | NT | NT | NT | NT | NT | NT |
| Microminerals, mg/kg | ||||||||||||
| Copper | 3 | 7–83 | ||||||||||
| Iodine | 1.1 | NT | NT | NT | NT | NT | NT | NT | NT | NT | NT | NT |
| Iron | NT | NT | NT | NT | NT | NT | NT | NT | NT | NT | NT | NT |
| Manganese | 12 | NT | NT | NT | NT | NT | NT | NT | NT | NT | NT | NT |
| Selenium | 0.15 | NT | NT | NT | NT | 11.6–20.34 | NT | NT | NT | NT | NT | NT |
| Zine | 1.5 | NT | NT | NT | NT | NT | NT | NT | NT | NT | NT | NT |
NR = not required under practical conditions; NT = not tested.