List of National Natural Landmarks in New Jersey

From List of National Natural Landmarks, these are the National Natural Landmarks in New Jersey. There are 11 in total, many of them are related to the glacial geology, especially the Wisconsin Glacier and the Glacial Lake Passaic that it created over a large portion of northern New Jersey.

	Name	Image	Date	Location	County	Description
1	Great Falls of Paterson-Garrett Mountain		01967-01 January 1967; expanded 01967-04 April 1967	Paterson 40.916189°N 74.181597°W / 40.916189; -74.181597 (Great Falls of Paterson - Garrett Mountain)	Passaic	The Great Falls of the Passaic River and a later expansion including Garret Mountain help demonstrate how jointed basaltic lava flow shaped the geology of the area during the Early Mesozoic era through both extrusion and intrusion
2	Great Swamp		01966-05 May 1966	Green Village 40.708333°N 74.466667°W / 40.708333; -74.466667 (Great Swamp)	Morris and Somerset	The remnant of the bottom of Glacial Lake Passaic which was formed by the melting waters of the retreating Wisconsin Glacier at the end of the last Ice Age. It is now a 7,600 acres (31 km2) National Wildlife Refuge.
3	Manahawkin Bottomland Hardwood Forest		01976-01 January 1976	Manahawkin 39.685591°N 74.221745°W / 39.685591; -74.221745 (Manahawkin Bottomland Hardwood Forest)	Ocean	A 965 acres (391 ha)[1] wildlife management area known for its mature bottomland hardwood forest which contains examples of American sweetgum, red maple and black gum trees.
4	Moggy Hollow Natural Area		01970-01 January 1970	Far Hills 40.67351°N 74.614055°W / 40.67351; -74.614055 (Moggy Hollow Natural Area)	Somerset	This narrow ravine is where Glacial Lake Passaic, pushed by the Wisconsin Glacier found an outlet, draining to the Raritan river. It remains today a nature preserve and an example of glacial geography.
5	Pigeon Swamp		01976-12 December 1976	South Brunswick 40.386893°N 74.473829°W / 40.386893; -74.473829 (Pigeon Swamp State Park)	Middlesex	An undeveloped state park, it holds a mix of upland and lowland hardwood forests. It was a major nesting site for passenger pigeons before they became extinct.
6	Riker Hill Fossil Site		01971-06 June 1971	Roseland 40.815705°N 74.326678°W / 40.815705; -74.326678 (Riker Hill Fossil Site)	Essex	Over 1,000 Dinosaur, animal and insect tracks from the Late Triassic and Early Jurassic periods were discovered here in 1968 in an former stone quarry.
7	Stone Harbor Bird Sanctuary		01965-10 October 1965	Stone Harbor 39.04164°N 74.76879°W / 39.04164; -74.76879 (Stone Harbor Bird Sanctuary)	Cape May	A 21.5-acre (8.7 ha) bird sanctuary and nature preserve which used to host annually returning herons and egrets for nesting season until they started disappearing in the late 1990s.
8	Sunfish Pond		01970-01 January 1970	Columbia 41.003043°N 75.073099°W / 41.003043; -75.073099 (Sunfish Pond)	Warren	This glacial pond is a favorite hiking destination in Worthington State Forest, adjacent to the Delaware Water Gap National Recreation Area. Supreme Court Justice William O. Douglas mentioned the pond in his dissenting opinion in the Sierra Club v. Morton case.
9	Troy Meadows		01967 1967	Parsippany-Troy Hills 40.846026°N 74.37928°W / 40.846026; -74.37928 (Troy Meadows)	Morris	The last unpolluted freshwater marsh of large size in the region.
10	William L. Hutcheson Memorial Forest		01976-12 December 1976	Somerset 40.500405°N 74.567245°W / 40.500405; -74.567245 (Hutcheson Memorial Forest)	Somerset	A 500 acres (200 ha) nature preserve which includes a 65 acres (26 ha) virgin old growth forest. It's jointly managed by Rutgers University and the Nature Conservancy.
11	Palisades of the Hudson		01983-06 June 1983	Fort Lee to Rockleigh40.964507°N 73.908591°W / 40.964507; -73.908591 (Palisades of the Hudson)	Bergen	Listed in New York, this dramatic geologic ridge runs along the Hudson River