Information About

Mosman Island

Quick Facts

Open in The Map Mosman Island on The Map


56 ° 3' 51.998" N,
132 ° 32' 44.999" W



Nearest City

Coffman Cove


1.29 mi (2.08 km)


0.73 mi (1.18 km)


341 acres


205 ft (62.48 m)

Mosman Island in Detail.


at mouth of Mosman Inlet, on SW coast of Etolin I., 30 mi. SW of Wrangell, Alex. Arch.

Mosman Island lies inside Tongass National Forest, and has been used for cultivating Pacific oysters, Kumamoto oysters, bull kelp, ribbon kelp, sugar kelp, and three ribbed kelp.

Mosman Island is composed of mixed sedimentary-volcanic terrane with minerals on Mosman Island including chalcopyrite; magnetite; pyrite; sphalerite; calcite; garnet. Very small traces of gold, and small traces of silver and copper.

Stars of the reality tv show Alaskan Bush People, the Browns claimed residency on Mosman Island and were charged with a total of 60 counts of first-degree unsworn falsification and first- and second-degree theft. They've claimed to live there at one point. But weren't at the time of charges and had also claimed residency outside Alaska.


Local name recorded in 1953 by U.S. Geological Survey (USGS).