A 2009 resource assessment of the Cumberland Island National Seashore by the National Parks Conservation Association (NPCA) estimated that there were approximately 200 feral horses on Cumberland Island [REF].
A study published in 2000 by researchers from the University of Georgia and the US Fish and Wildlife Service looked at data collected between 1986 and 1990 in an effort to better understand the herd dynamics of the Cumberland Island herd.