Supporting Information For

A complex ecological trap of E. danica Supporting Information Egri et al.

Supporting information for

How can asphalt roads extend the range of in situ polarized light pollution?

A complex ecological trap of Ephemera danica and a possible remedy

Ádám Egri*, Ádám Pereszlényi, Alexandra Farkas, Gábor Horváth, Károly Penksza and György Kriska

*corresponding author: Ádám Egri,

MTA Centre for Ecological Research, Danube Research Institute,

H-1113 Budapest, Karolina út 29-31, Hungary

Environmental Optics Laboratory, Department of Biological Physics,

Physical Institute, Eötvös University, H-1117 Budapest, Pázmány sétány 1, Hungary

This file contains the captions for Supplementary Video 1 and 2.

Supplementary Video S1: Typical behavior of landing E. danica mayflies on the shiny black test surfaces in trapping experiment 2.

Supplementary Video S2: Female E. danica laying her eggs into the water in a black plastic tray.