Stephens Passage is a channel

Channel (geography)

In physical geography, a channel is the physical confine of a river, slough or ocean strait consisting of a bed and banks.A channel is also the natural or human-made deeper course through a reef, sand bar, bay, or any shallow body of water...

 in the Alexander Archipelago

Alexander Archipelago

The Alexander Archipelago is a long archipelago, or group of islands, of North America off the southeastern coast of Alaska. It contains about 1,100 islands, which are the tops of the submerged coastal mountains that rise steeply from the Pacific Ocean. Deep channels and fjords separate the...

 in the southeastern region

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...

 of the U.S. state

U.S. state

A U.S. state is any one of the 50 federated states of the United States of America that share sovereignty with the federal government. Because of this shared sovereignty, an American is a citizen both of the federal entity and of his or her state of domicile. Four states use the official title of...

 of Alaska

Alaska

Alaska is the largest state in the United States by area. It is situated in the northwest extremity of the North American continent, with Canada to the east, the Arctic Ocean to the north, and the Pacific Ocean to the west and south, with Russia further west across the Bering Strait...

. It runs between Admiralty Island

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...

 to the west and the Alaska mainland and Douglas Island

Douglas Island

Douglas Island is a tidal island in the U.S. state of Alaska, just west of downtown Juneau and east of Admiralty Island. It is separated from mainland Juneau by the Gastineau Channel. The Juneau-Douglas Bridge, connecting the island with Juneau, provides a two lane road to and from the island and...

 to the east, and is about 170 km (105 mi) long. Juneau

Juneau, Alaska

The City and Borough of Juneau is a unified municipality located on the Gastineau Channel in the panhandle of the U.S. state of Alaska. It has been the capital of Alaska since 1906, when the government of the then-District of Alaska was moved from Sitka as dictated by the U.S. Congress in 1900...

, the capital of Alaska, is near the north end, on Gastineau Channel

Gastineau Channel

Gastineau Channel is a channel between the mainland of the U.S. state of Alaska and Douglas Island in the Alexander Archipelago of southeastern Alaska. It separates Juneau on the mainland side from Douglas , on Douglas Island. The first European to sight the channel was Joseph Whidbey early in...

.

Stephens Passage was named in 1794 by 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...

, probably for Sir Philip Stephens. It was first charted the same year 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 Vancouver'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...

.