Thanks, Amanda Davis, for these pictures of Sullivan Slough and Sullivan Blue Sink.
Is it a sink or a spring? Probably a bit of each: a karst window, where the aquifer is exposed. So at high river water levels, the Withlacoochee River probably runs into it. At low river levels, water probably flows into the river.
Sullivan Blue Sink and Slough, Withlacoochee River
Here’s where it ends up. Continue reading