Scientific Investigations Report 2007–5144
U.S. GEOLOGICAL SURVEY
Scientific Investigations Report 2007–5144
Table 10. Microtox acute toxicity profile of chemicals sequestered with SPMDs (semipermeable membrane devices), Lakes Mead and Mohave, Nevada, 2004.
[Abbreviations: >, greater than]
| Site No. (fig. 1) |
Site name | EC50 | Toxicity Index (TI) |
|---|---|---|---|
| Lake Mohave | |||
| 1 | Katherine Landing | 14.9 | 59.6 |
| 2 | North Telephone Cove | 13.5 | 54 |
| Lake Mead | |||
| 8 | Hemenway Harbor | 30 | 120 |
| 13 | Las Vegas Bay | 30 | 120 |
| 14 | Callville Bay | 11.55 | 46.2 |
| Controls | |||
| Phenol | 25 | 100 | |
| Dialysate Control | >50 | >130 | |
U.S. Department of the Interior | U.S. Geological Survey
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