Title Lunar phases and wildlife–vehicle collisions: application of the lunar disk percentage method /
Authors Ignatavičius, Gytautas ; Ulevičius, Alius ; Valskys, Vaidotas ; Galinskaitė, Lina ; Busher, Peter ; Trakimas, Giedrius
DOI 10.3390/ani11030908
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Is Part of Animals.. Basel : MDPI AG. 2021, vol. 11, no. 3, art. no. 908, p. [1-10].. eISSN 2076-2615
Keywords [eng] wildlife–vehicle collisions (WVCs) ; lunar phases ; lunar disk percentage (LDP) ; behavior
Abstract [eng] We investigated the relationship between lunar illumination based on the percentage of the visible lunar disk (LDP) and the frequency of wildlife–vehicle collisions (WVCs) in Lithuania. We analyzed WVC frequency during ten 10% LDP intervals to more precisely reflect the relationship between LDP and WVC. The 10% LDP interval approach showed a significant trend of increasing WVC frequencies with an increasing LDP at night. We also examined the correlation between the daily numbers of WVCs and LDP for different months and seasons. The relationship seemed to be stronger at night and during the late autumn–winter months, particularly in December, suggesting the importance of lunar illumination on WVCs. There was a weak positive correlation between LDP and overall daily number of WVCs (rs = 0.091; p < 0.001) and between LDP and night WVCs (rs = 0.104; p < 0.001). We found significant positive correlations for winter (December–February) (rs = 0.118; p = 0.012) and autumn (August–November) (rs = 0.127; p = 0.007). Our study suggests that the LDP interval approach may provide more possibilities for the evaluation and quantification of WVCs and lunar light relationships than the traditional lunar phase approach.
Published Basel : MDPI AG
Type Journal article
Language English
Publication date 2021
CC license CC license description