Fig. 6

Putative fibropapillomatosis prevalence and ultraviolet (UV) radiation exposure link. a Number of days annually in the extreme UV index (UVI) category recorded in Miami, Tampa Bay, Houston, and Jacksonville (data obtained from: http://www.ftp.cpc.ncep.noaa.gov/long/uv/cities/). Dates for the occurrence of fibropapillomatosis in the vicinity of each UVI sampling site obtained from Hargrove et al.6. b Annual percentage of green sea turtles stranding in FL afflicted with fibropapillomatosis, obtained from Foley et al.73. c Yearly averages of Jacksonville, Miami, and Tampa Bay UVI extreme days annually, vs. annual fibropapillomatosis-afflicted green turtle strandings in FL. Correlation between fibropapillomatosis strandings and UVI conducted using R2 linear regression analysis