Table 5. Results of regressions for factors predicting habitat use by sandpipers roosting at high tide. Note that none of these variables could be combined into a single model because of problems of multicollinearity.


Independent variable df F p R2 Standardized beta coefficient
Distance from cover 1,42 6.96 0.012 0.14 0.38
Predators per hour 1,42 7.35 0.01 0.15 0.39
Attacks per hour 1,42 10.15 0.003 0.18 0.44