TABLE 1 (FIGURE 1). Set up of Excel macro for three factor screening analysis. A represents pH, B represents oxygen content and C represents salinity.
A | B | C | Observation | ||
Run #1 | Hi | Hi | Hi | ||
Run #2 | Hi | Hi | Lo | ||
Run #3 | Hi | Lo | Hi | ||
Run #4 | Hi | Lo | Lo | ||
Run #5 | Lo | Hi | Hi | ||
Run #6 | Lo | Hi | Lo | ||
Run #7 | Lo | Lo | Hi | ||
Run #8 | Lo | Lo | Lo |
TABLE 2. Abundances of three arcellaceans and one foraminifera used with the variables pH, oxygen and salinity in the three factor Pareto analysis.
3 FACTOR ANALYSIS | pH = A | oxygen content = B | salinity = C | |||||
run A B C | Centropyxis aculeata | Difflugia corona | Cribroelphidium gunteri | Lagenodifflugia vas | ||||
1 | H | H | H | 0.04 | 0.12 | 0.97 | 0.76 | |
2 | H | H | L | 0.25 | 0.20 | 0.023 | 0.17 | |
3 | H | L | H | 0.036 | 0.11 | 0.11 | 0.05 | |
4 | H | L | L | 0.333 | 0.25 | 0.002 | 0.007 | |
5 | L | H | H | 0.265 | 0.038 | 0.963 | 0.00 | |
6 | L | H | L | 0.54 | 0.20 | 0.735 | 0.005 | |
7 | L | L | H | 0.038 | 0.00 | 0.96 | 0.00 | |
8 | L | L | L | 0.328 | 0.27 | 0.038 | 0.002 |
TABLE 3. Entry of data into the EXCEL macro for three factor screening analysis using the data for Cribroelphidium gunteri from Table 2. A represents pH, B is oxygen content and C is the salinity.
A | B | C | Observation | ||
Run #1 | Hi | Hi | Hi | 0.97 | |
Run #2 | Hi | Hi | Lo | 0.023 | |
Run #3 | Hi | Lo | Hi | 0.11 | |
Run #4 | Hi | Lo | Lo | 0.002 | |
Run #5 | Lo | Hi | Hi | 0.963 | |
Run #6 | Lo | Hi | Lo | 0.735 | |
Run #7 | Lo | Lo | Hi | 0.96 | |
Run #8 | Lo | Lo | Lo | 0.038 |