TABLE 3.
Determination of microcystins in cyanobacterial mat samples taken at various sites in the vicinity of Bratina Island and in the Wright, Victoria, Miers, and Marshall valley regions
| Geographical location, collection date, and pond or study sitea or sample | Total microcystin concnb (μg·kg−1 [dry wt]) by the following method:
|
|||
|---|---|---|---|---|
| PP-2A inhibition assay | ADDA-ELISAc | ELISAc | LC-MSc | |
| Bratina Island, December 2004 | ||||
| Bambi | 12.4 | 26.1 | — | — |
| Brack | 8.8 | 74.6 | — | ND |
| Casten | 1.1 | 21.2 | — | — |
| Heart | 4.5 | 19.6 | — | — |
| Moist | 13.1 | 12.0 | — | — |
| No name | 18.7 | 31.6 | — | ND |
| P70 | 5.7 | 35.6 | — | — |
| Pancreas | 18.4 | 13.7 | — | ND |
| Retro | 11.7 | 15.8 | — | — |
| Salt | 30.5 | 132 | — | — |
| Skua | 11.0 | 38.2 | — | — |
| Vent | 9.2 | 25.8 | — | ND |
| Weather station | 2.0 | 8.0 | — | ND |
| Victoria Valley, December 2004 | ||||
| Basalt | 2.5 | 2.4 | — | — |
| River gauge | 1.7 | 1.0 | — | — |
| TP lower | 1.1 | 1.8 | — | — |
| TP upper | 2.6 | 1.9 | — | — |
| Upper Victoria | 11.9 | 5.9 | — | — |
| Wright Valley, December 2004 | ||||
| E3 | 26.0 | 8.6 | — | — |
| E4 | 5.1 | 2.8 | — | — |
| L01 | 13.4 | 7.9 | — | — |
| LI5 | 10.8 | 2.4 | — | — |
| L16 | 12.3 | 9.5 | — | — |
| L26 | 57.7 | 27.3 | — | — |
| L3 | 57.6 | 19.4 | — | — |
| L4 | 11.2 | 0.2 | — | — |
| L9 | 11.7 | 40.0 | — | — |
| Puddle | 0.4 | 1.3 | — | — |
| Ridge | 1.7 | 0.0 | — | — |
| Miers Valley, December 2006 | ||||
| LMM1 | 697 | 360 | 223 | 143 |
| LMM2 | 92.1 | 8.2 | 4.3 | 3.1 |
| LMM3 | 254 | 2.1 | 2.1 | 2.9 |
| LMM4 | 116 | 0.7 | 0.7 | <1 |
| LMM5 | 408 | 89.5 | 64.2 | 40.1 |
| MVAG1 | 710 | 2,960 | 1,550 | 1,153 |
| MVMG1 | 1,510 | 15,900 | 7,490 | 6,609 |
| LPM1 | 1,020 | 8.3 | 8.3 | <1 |
| Marshall Valley, December 2006 | ||||
| MarV1 | 374 | 187 | 158 | 46.6 |
| MarV2 | 98.3 | 0.9 | 0.9 | <1 |
| MarV3 | 2,610 | 1,070 | 812 | 515 |
a
Unofficial names of study ponds or sites.
b
—, not analyzed; ND, not detected.
c
ADDA-containing microcystins.