What is "kupreanof"

Population (2000): 23
Housing Units (2000): 26
Land area (2000): 4.000139 sq. miles (10.360311 sq. km)
Water area (2000): 2.089469 sq. miles (5.411700 sq. km)
Total area (2000): 6.089608 sq. miles (15.772011 sq. km)
FIPS code: 42160
Located within: Alaska (AK), FIPS 02
Location: 56.822384 N, 132.982506 W
ZIP Codes (1990):
Note: some ZIP codes may be omitted esp. for suburbs.
Headwords: