The Sencot'en Alliance is a First Nations grouping, composed of the Tsartlip, Tsawout

Tsawout First Nation

The Tsawout First Nation is a First Nations government located on Vancouver Island. They are a member of the Sencot'en Alliance. In the 1850s they were signatories to the Douglas Treaties.-Chief and Councillors:...

, Pauquachin bands from the Saanich Peninsula

Saanich Peninsula

The Saanich Peninsula is located north of Victoria, British Columbia, Canada. It is bounded by the Saanich Inlet on the west, and various straits of the Gulf of Georgia on the east, chiefly Haro Strait The exact southern boundary of what is referred to as the "Saanich Peninsula" is somewhat fluid...

 and the Semiahmoo

Semiahmoo

Semiahmoo may refer to:*Semiahmoo Bay, south-eastern section of Boundary Bay, bisected by the US-Canada border near White Rock, British ColumbiaIn Canada:*Semiahmoo people, a Coast Salish people*Semiahmoo First Nation, government of the Semiahmoo people...

 from White Rock

White Rock

-Geography:In the United States*White Rock, Michigan*White Rock, New Mexico*White Rock, South Carolina*White Rock, South Dakota*White Rock , a ridgeline high point in the northeast United States; also White Rocks, the southernmost summit on the same ridgeline*White Rocks National Recreation Area,...

. "Sencot'en" (the language spoken by the Saanich First Nations people) is equivalent to "Saanich" in ethnographic terms.

Claim

The Alliance claims Greater Victoria, the southern half of the Gulf Islands

Gulf Islands

The Gulf Islands are the islands in the Strait of Georgia , between Vancouver Island and the mainland of British Columbia, Canada....

, the San Juan Islands

San Juan Islands

The San Juan Islands are an archipelago in the northwest corner of the contiguous United States between the US mainland and Vancouver Island, British Columbia, Canada. The San Juan Islands are part of the U.S...

, Point Roberts and the adjacent mainland area up to the Coquitlam River

Coquitlam River

The Coquitlam River is located in between the cities of Coquitlam and Port Coquitlam, suburban municipalities located in the Metro Vancouver. This river is a tributary for the Fraser River. Each year hundreds of salmon return to spawn in the Coquitlam River. There is a reservoir near the...

 and the whole of the area south of the Fraser River

Fraser River

The Fraser River is the longest river within British Columbia, Canada, rising at Fraser Pass near Mount Robson in the Rocky Mountains and flowing for , into the Strait of Georgia at the city of Vancouver. It is the tenth longest river in Canada...

 through to Seattle.

Member governments

First Nation	Population	Reference
Pauquachin	373
Semiahmoo	81
Tsartlip
Tsawout	764