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Table 2-5. The amounts of brine shrimps to feed adult medaka for one time.


1 The powder eggs contain about 250,000 eggs per gram and have approximately 0.62 g/cc in gravity.
2 Salt concentration is not critical. About 2–3% salt concentration is acceptable for hatching. 3% salt is almost isotonic to seawater.
3 You can use common salt for cooking, artificial sea salt mix (commercial item), and NaCl for laboratory use.
4 You can use tap water (it is not necessary to use DW or any other purified water).
*; For toxicological studies, refer Chapter 8 about cautions in feedings or foods.