N.Y. Comp. Codes R. & Regs. tit. 9, § 448.3
(4) All such areas when so designated shall be marked in accordance with the specifications contained in this Part.
(b) Area marking specifications.
The offshore limits of an area shall be marked with lighted buoys and shall mark the exact location indicated in the permit. The shore limits of the area may also be marked with lighted markers placed on stanchions which are higher than the offshore markers. In each case, buoys marking such areas shall meet the following specifications:
(5) Construction. Types of construction shall be approved on an individual basis, considering the location and other factors. However, all buoys must be so designed that the light will be at least three feet above the waterline.
(c) Moorings in anchorage area.
Moorings may be placed within the limits of a special anchorage area in such a manner so as to allow each moored vessel to swing free with wind or current, and with enough clearance to avoid contact with any other moored vessel. At no time may a vessel or part thereof extend outside the limits of the anchorage area. Vessels of less than 65 feet in length when anchored in a special anchorage area are not required to display anchor lights at night.
(a) Special anchorage area designation.