Table 2.
Summary of jackknife test of variable importance for the MaxEnt model of Caranx crysos distribution in the Mediterranean Sea.
| Variables | SST | Std_sst | Sal | Std_sal | Chl | Std_chl | FADs (num.) | Type |
|---|---|---|---|---|---|---|---|---|
| B90 | ||||||||
| % Variable contribution | 28.5 | 33.1 | 0.0 | 15.8 | — | — | 18.8 | 3.7 |
| % Permutation importance | 2.8 | 60.1 | 0.0 | 33.8 | — | — | 0.0 | 3.3 |
| Training gain without | 0.50 | 0.40 | 0.53 | 0.47 | — | — | 0.53 | 0.53 |
| Training gain with only | 0.15 | 0.21 | 0.17 | 0.21 | — | — | 0.10 | 0.10 |
| A90 | ||||||||
| % Variable contribution | 3.8 | 0.1 | 20.6 | 18.2 | 29.8 | 0.8 | 26.4 | 0.3 |
| % Permutation importance | 7.2 | 0.2 | 9.7 | 16.7 | 56.0 | 5.1 | 5.0 | 0.2 |
| Training gain without | 1.16 | 1.22 | 1.09 | 0.94 | 0.88 | 1.20 | 1.22 | 1.22 |
| Training gain with only | 0.02 | 0.00 | 0.23 | 0.23 | 0.22 | 0.09 | 0.29 | 0.29 |
SST = sea surface temperature; Std_sst = Standard deviation of sea surface temperature; Sal = Salinity; Std_sal = Standard deviation of salinity; Chl = Chlorophyll; Std_chl = Standard deviation of chlorophyll; FADs (num.) = Total number of FADs; _ = no value available.