Predictors β SE P R2
Population growth rate (r) Population growth rate (r) NLSI 0.30 0.10 <0.01 0.522
Time since introduction <-0.01 <0.01 0.04
Carrying capacity (k) Carrying capacity (k) Habitat quality 218.8 87.8 0.03 0.437
Annual dispersal distance Annual dispersal distance Habitat quality 0.29 0.05 <0.01 0.894
NLSI 68.18 9.59 <0.01