[1] Univ Nacl Autonoma Mexico, Dept Ecol Biodiversidad, Inst Ecol, Ciudad Univ, Mexico City 04510, DF, Mexico
[2] McGill Univ, Dept Biol, Montreal, PQ, Canada
[3] Leibniz Inst Freshwater Ecol & Inland Fisheries I, Berlin, Germany
[4] Katholieke Univ Leuven, Lab Aquat Ecol Evolut & Conservat, Leuven, Belgium
[5] Free Univ Berlin, Inst Biol, Berlin, Germany
[6] Univ Toronto Mississauga, Dept Biol, Mississauga, ON, Canada
[7] Univ Toronto Mississauga, Ctr Urban Environm, Mississauga, ON, Canada