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Table 2 Summary of regression analysis of first, second and third order between fish species richness and latitude

From: Latitudinal diversity patterns of Chilean coastal fishes: searching for causal processes

Habitat Model P value r 2 AIC AICw
Intertidal Lineal <0.001 0.70 −7.883 0.003
Quadratic <0.001 0.90 −14.104 0.070
Cubic <0.001 0.93 −19.273 0.927
Subtidal Lineal <0.001 0.67 −42.130 0.001
Quadratic 0.001 0.71 −51.166 0.127
  Cubic 0.001 0.81 −55.022 0.872
  1. All models are significant and ranked in terms of the coefficient of determination (r2), Akaike information criteria (AIC) and weighted AIC (AICw) of the respective model.