What is captree?

Some articles on captree:

Captree State Park
... Captree State Park is a state park in Suffolk County, New York in the USA ... Like most New York State Parks, Captree charges entry fees for vehicles ...
Gilgo-Oak Beach-Captree, New York
... Gilgo-Oak Beach-Captree is a former census-designated place (CDP) in Suffolk County, New York and the Town of Babylon. 2010 census the area was delineated as two CDPs Gilgo and Oak Beach–Captree ... Oak Beach (including the Oak Island Beach Association), Oak Island and Captree Island ...