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Acute mortality of D. pulex after MeHg exposure.
| Exposure | # at initiation of exposure | # recovered after24 h exposure | % recovered |
|---|---|---|---|
| 1600 ng/L | 135 | 65 | 48.15 |
| 800 ng/L | 60 | 42 | 70.00 |
| 400 ng/L | 59 | 32 | 54.24 |
| 200 ng/L | 60 | 39 | 65.00 |
| Vehicle control | 55 | 50 | 90.91 |
| Control | 60 | 46 | 76.67 |
