Howe Sound / Atl'ka7tsem is a majestic fjord perched spectacularly on the edge of Vancouver, British Columbia. It's landscape is dramatically scenic and encompasses remarkably diverse habitats capable of supporting a vast variety of marine and terrestrial wildlife. Howe Sound provides critical ecosystem services: exceptional conservation, ecological, recreational and aesthetic values.

An integral part of the homeland of the Squamish people, known as Skwxwú7mesh Uxwumixw, the region has served to provide the essentials of life for the Squamish people for the past 10,000 years or more, the marine and terrestrial resources of the Sound and its surrounding forest-clad mountains continue to be a valuable source of social and ecological goods and services for all who live in its sphere.

The map below is not the final zonation map but is used to illustrate the proposed boundaries of the Biosphere Region. It is the partial watershed, from height of land to bottom of ocean floor.