Table 3 Output of variable selection procedure based on the information criteria AIC showing the log-likelihood, AIC and ∆AIC values for the full model (indicated in bold), with all covariates, and for the models that included all but one covariate.
Model | Log-likelihood | AIC | ∆AIC |
---|---|---|---|
Full model | −625489.4 | 1251170.8 | 0 |
- bathymetry | −625944.8 | 1252069.6 | 898.8 |
- seabed slope | −625541.0 | 1251262.0 | 91.2 |
- sex | −625521.9 | 1251223.8 | 53 |
- sea surface salinity | −625496.6 | 1251173.2 | 2.4 |
- sea surface temperature | −625519.0 | 1251218.0 | 47.2 |
- distance to active fishing net | −625514.0 | 1251208.0 | 37.2 |
- sediment type | −625603.6 | 1251351.2 | 180.4 |