sentence: AdV also had higher concentrations than PyV in seawater collected at Rio de Janeiro and Santa Caterina , Brazil ( 10 -10 gc / l vs 10 -10 gc / l ) , Florianopolis , Brazil ( 10 -10 gc / l vs < 10 gc / l ) , North Wales ( 10 -10 gc / l vs 10 -10 gc / l ) , and Catalonia , Spain ( 10 -10 gc / l vs 10 -10 gc / l ) ( Dias et al ., 2018a , Dias et al ., 2018b ; Farkas et al ., 2018 ; Moresco et al ., 2012 ; Rusi ñ ol et al ., 2015 ) .