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Table 5 Spearman’s coefficient (ρ) and its significance (P) between environmental parameters and tick abundance on horses in Israel. Bold represents significant correlations

From: Species distribution and seasonal dynamics of equine tick infestation in two Mediterranean climate niches in Israel

  Ticks Ha. parva Hy. excavatum Hy. marginatum Rh. annulatus Rh. turanicus
ρ P ρ P ρ P ρ P ρ P ρ P
Multiannual avg. rainfall -0.01 0.98 0.15 0.55 0.08 0.74 0.29 0.24 -0.51 0.03 -0.03 0.92
Avg. NDVI -0.50 0.03 -0.40 0.10 -0.65 0.00 0.25 0.33 -0.25 0.31 -0.52 0.03
Max. NDVI 0.21 0.40 0.11 0.65 0.04 0.89 0.05 0.85 0.19 0.45 -0.02 0.93
Min. NDVI -0.42 0.08 -0.34 0.16 -0.63 0.00 0.16 0.51 -0.09 0.71 -0.49 0.04
Avg. EVI -0.50 0.03 -0.40 0.10 -0.65 0.00 0.25 0.33 -0.25 0.31 -0.52 0.03
Max. EVI 0.50 0.03 0.40 0.10 0.65 0.00 -0.25 0.33 0.25 0.31 0.52 0.03
Min. EVI -0.42 0.08 -0.34 0.16 -0.63 0.00 0.16 0.51 -0.09 0.71 -0.49 0.04
Max. LSTD 0.37 0.13 0.36 0.15 0.56 0.02 0.38 0.12 -0.51 0.03 0.27 0.28
Avg. LSTD 0.42 0.08 0.34 0.16 0.63 0.00 -0.16 0.51 0.09 0.71 0.49 0.04
Min. LSTD -0.45 0.06 -0.41 0.09 -0.58 0.01 -0.30 0.23 0.35 0.16 -0.30 0.23
Max. LSTN 0.28 0.26 0.42 0.08 0.29 0.25 -0.15 0.55 0.05 0.84 0.23 0.36
Avg. LSTN -0.19 0.46 -0.34 0.16 -0.49 0.04 -0.10 0.70 0.47 0.05 -0.34 0.17
Min. LSTN -0.29 0.24 -0.34 0.16 -0.60 0.01 -0.30 0.22 0.59 0.01 -0.34 0.17
Altitude 0.47 0.05 0.45 0.06 0.77 0.00 0.28 0.26 -0.49 0.04 0.45 0.06
Soil salinity -0.39 0.11 -0.41 0.09 -0.72 0.00 -0.13 0.61 0.40 0.10 -0.48 0.05
Avg. rainfall -0.38 0.12 0.34 0.17 -0.20 0.42 -0.52 0.03 -0.29 0.24 -0.19 0.45
Rainy days -0.50 0.03 0.35 0.15 -0.25 0.32 -0.60 0.01 -0.37 0.13 -0.21 0.40
Max. daily rain -0.35 0.15 0.38 0.12 -0.16 0.53 -0.53 0.02 -0.24 0.33 -0.18 0.46
Max. temperature 0.34 0.17 -0.50 0.04 0.14 0.57 0.49 0.04 0.17 0.49 0.34 0.16
Min. temperature 0.07 0.79 -0.59 0.01 -0.21 0.41 0.44 0.07 0.28 0.27 -0.16 0.52
Avg. temperature 0.21 0.41 -0.58 0.01 -0.07 0.79 0.50 0.04 0.30 0.22 0.02 0.95
Moist temperature 0.17 0.51 -0.58 0.01 -0.14 0.58 0.53 0.03 0.31 0.20 -0.05 0.83
Dew point 0.15 0.56 -0.61 0.01 -0.14 0.57 0.58 0.01 0.26 0.30 -0.06 0.82
Avg. humidity -0.19 0.45 0.15 0.54 -0.20 0.43 -0.02 0.94 0.14 0.58 -0.33 0.18
Avg. wind speed 0.37 0.19 0.05 0.86 0.54 0.05 0.29 0.32 -0.50 0.07 0.27 0.35
  1. Abbreviations: Min minimum, Max maximum, Avg verage, NDVI normalized difference vegetation index, EVI enhanced vegetation index, LSTD land surface temperature in the day, LSTN land surface temperature in the night