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).
Abraham Islands, Screen Islands,
Areas:Bars:Bays:Anita Bay, Burnett Inlet, Cooney Cove, Dewey Anchorage, Jadski Cove, Johnson Cove, Kindergarten Bay, Little Ratz Harbor, McHenry Anchorage, McHenry Inlet, Mosman Inlet, Quiet Harbor, Ratz Harbor, Rocky Bay, Steamer Bay,
Capes:Point Stanhope, Point Harrington, Anita Point, Cannery Point, Ernest Point, Gull Point, Isle Point, Kelp Point, Luck Point, Marble Point, Mosman Point, Ratz Point, Round Point, Steamer Point, Turn Point,
Channels:Clarence Strait, Three Way Passage,
Islands:Abraham Islet, Avon Island, Carlton Island, Center Island, Deadman Island, Double Island, Entrance Island, Etolin Island, Fawn Island, Independence Island, Lincoln Island, Lincoln Rock, Mabel Island, Marsh Island, McHenry Islet, Molver Island, Mosman Island, North Burnett Island, Observation Island, Onslow Island, Quartz Rock, Range Island, South Burnett Island, Split Island, Stanhope Island, Turn Island,
Lakes:Big Lake, Burnett Lake, Hatchery Lake, Krogh Lake, Kunk Lake, Little Lake, McHenry Lake, Navy Lake, Olive Lake, Streets Lake, Trumpeter Lake,
Mountains:Alice Peak, Baird Peak, Bessie Peak, Helen Peak, Navy Peak, Red Mountain, Steamer Knoll, Virginia Peak,
Pillars:Mountain Ranges:Streams:Eagle Creek, Falls Creek, Little Ratz Creek, Porcupine Creek, Ratz Creek, Trout Creek,