Seymour Canal
Encyclopedia
Seymour Canal is an inlet penetrating deep into the southeastern part of Admiralty Island
, Southeast Alaska
, United States
. The inlet was first charted in 1794 by Joseph Whidbey
, master of the HMS Discovery
during George Vancouver
's 1791-95 expedition
. Vancouver later named it "Seymour's Channel". Two large islands occupy its inner half: Swan Island
to the north, and Tiedeman Island
just to its south.
Admiralty Island
Admiralty Island is an island in the Alexander Archipelago in Southeast Alaska, at . It is 145 km long and 56 km wide with an area of 4,264.1 km² , making it the seventh largest island in the United States and the 132nd largest island in the world. It is one of the...
, Southeast Alaska
Alaska Panhandle
Southeast Alaska, sometimes referred to as the Alaska Panhandle, is the southeastern portion of the U.S. state of Alaska, which lies west of the northern half of the Canadian province of British Columbia. The majority of Southeast Alaska's area is part of the Tongass National Forest, the United...
, United States
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...
. The inlet was first charted in 1794 by Joseph Whidbey
Joseph Whidbey
Joseph Whidbey was a member of the Royal Navy who served on the Vancouver Expedition 1791–1795, and later achieved renown as a naval engineer. He is notable for having been the first European to discover and chart Admiralty Island in the Alexander Archipelago in 1794.Little is recorded of...
, master of the HMS Discovery
HMS Discovery (1789)
HMS Discovery was a Royal Navy ship launched in 1789 and best known as the lead ship in George Vancouver's exploration of the west coast of North America in his famous 1791-1795 expedition. She was converted to a bomb vessel in 1798 and participated in the Battle of Copenhagen. Thereafter she...
during George Vancouver
George Vancouver
Captain George Vancouver RN was an English officer of the British Royal Navy, best known for his 1791-95 expedition, which explored and charted North America's northwestern Pacific Coast regions, including the coasts of contemporary Alaska, British Columbia, Washington and Oregon...
's 1791-95 expedition
Vancouver Expedition
The Vancouver Expedition was a four-and-a-half-year voyage of exploration and diplomacy, commanded by Captain George Vancouver. The expedition circumnavigated the globe, touched five continents and changed the course of history for the indigenous nations and several European empires and their...
. Vancouver later named it "Seymour's Channel". Two large islands occupy its inner half: Swan Island
Swan Island (Alaska)
Swan Island is an island in the Alexander Archipelago, east of Admiralty Island, near the head of Seymour Canal, Southeast Alaska, United States. To its south is Tiedeman Island. It was named in 1890 by Lieutenant Commander Mansfield, USN...
to the north, and Tiedeman Island
Tiedeman Island
Tiedeman Island is an island in the Alexander Archipelago, east of Admiralty Island, about two-thirds up from the entrance of Seymour Canal, Southeast Alaska, United States. To its north is Swan Island. It was named by William Healy Dall of the U.S. Coast and Geodetic Survey, and published in the...
just to its south.