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Table 2 Mean and standard deviation of bioclimatic variables

From: Do Marmorkrebs, Procambarus fallax f. virginalis, threaten freshwater Japanese ecosystems?

Climatic variable Mean (s.d.) of P. fallax, Florida populations Mean (s.d.) of Marmorkrebs populations, excluding Sapporo individual Mean difference U test sig. (2-tailed)
Mean diurnal range 121.62 (11.994) 107.78 (11.969) 13.839 ***
Temperature seasonality 4799.3 (729.823) 3092.17 (1600.579) 1707.123 ***
Mean temperature of wettest quarter 270.05 (2.697) 206.61 (13.836) 63.445 ***
Mean temperature of driest quarter 173.27 (14.327) 131.17 (53.102) 42.096 ***
Precipitation seasonality 45.27 (8.549) 86.7 (28.919) −41.425 ***
Precipitation of wettest quarter 540.62 (44.529) 720.83 (233.981) −180.204 ***
Precipitation of driest quarter 181.16 (24.443) 48.43 (43.833) 132.727 ***