Crull's Island, Pennsylvania
Encyclopedia
Crull's Island is a 96.2 acres (389,307.9 m²) alluvial island in the upper Allegheny River
. It is part of the Allegheny Islands Wilderness
in Allegheny National Forest
.
The lower third of Crull's Island was briefly farm
ed, but was abandoned when it proved to be unprofitable. It is now a prime location for old growth
, virgin, and river bottom forest
s. The forests contain Silver Maple
, Sugar Maple
, American Sycamore
, and Slippery Elm
.
Allegheny River
The Allegheny River is a principal tributary of the Ohio River; it is located in the Eastern United States. The Allegheny River joins with the Monongahela River to form the Ohio River at the "Point" of Point State Park in Downtown Pittsburgh, Pennsylvania...
. It is part of the Allegheny Islands Wilderness
Allegheny Islands Wilderness
The Allegheny River Islands Wilderness is located in the Allegheny National Forest. It comprises seven islands in the Allegheny River, totaling . All are alluvial origin. The islands are located between Buckaloons Recreation Area and Tionesta, Pennsylvania....
in Allegheny National Forest
Allegheny National Forest
The Allegheny National Forest is a National Forest located in northwestern Pennsylvania. The forest covers of land. Within the forest is Kinzua Dam, which impounds the Allegheny River to form Allegheny Reservoir. The administrative headquarters for the Allegheny National Forest is located in Warren...
.
The lower third of Crull's Island was briefly farm
Farm
A farm is an area of land, or, for aquaculture, lake, river or sea, including various structures, devoted primarily to the practice of producing and managing food , fibres and, increasingly, fuel. It is the basic production facility in food production. Farms may be owned and operated by a single...
ed, but was abandoned when it proved to be unprofitable. It is now a prime location for old growth
Old growth forest
An old-growth forest is a forest that has attained great age , and thereby exhibits unique ecological features. An old growth forest has also usually reached a climax community...
, virgin, and river bottom forest
Forest
A forest, also referred to as a wood or the woods, is an area with a high density of trees. As with cities, depending where you are in the world, what is considered a forest may vary significantly in size and have various classification according to how and what of the forest is composed...
s. The forests contain Silver Maple
Silver Maple
The silver maple —also called creek maple, river maple, silverleaf maple, soft maple, water maple, or white maple—is a species of maple native to eastern North America in the eastern United States and Canada...
, Sugar Maple
Sugar Maple
Acer saccharum is a species of maple native to the hardwood forests of northeastern North America, from Nova Scotia west to southern Ontario, and south to Georgia and Texas...
, American Sycamore
American sycamore
Platanus occidentalis, also known as American Sycamore, American plane, Occidental plane, and Buttonwood, is one of the species of Platanus native to North America...
, and Slippery Elm
Slippery Elm
Ulmus rubra, the Slippery Elm, is a species of elm native to eastern North America...
.