Big Shell Lake

{{Short description|Lake in Saskatchewan, Canada}}

{{Use Canadian English|date=September 2023}}

{{Use dmy dates|date=September 2023}}

{{For|Shell Lake in the RM of Big River No. 555|Shell Lake (Saskatchewan)}}

{{Other|Shell Lake (disambiguation)}}

{{Infobox body of water

| name = Big Shell Lake

| image =

| image_size =

| caption = Big Shell Lake

| image_bathymetry =

| caption_bathymetry =

| location = RM of Spiritwood No. 496, {{flag|Saskatchewan}}

| pushpin_map = Saskatchewan#Canada

| pushpin_map_caption = Location in Saskatchewan

| coords = {{coord|53.2257|-107.1724|region:CA-SK_type:waterbody|display=inline,title}}

| type =

| inflow =

| rivers = Thickwood Hills

| outflow = Shell River

| catchment =

| basin_countries = {{flag|Canada}}

| length =

| width =

| area = {{cvt|668.6|ha}}

| depth =

| max-depth = {{cvt|15.1|m}}

| volume =

| residence_time =

| shore = {{cvt|21|km}}

| elevation = {{cvt|578|m}}

| islands =

| cities = {{hlist|Big Shell | Echo Bay}}

}}

Big Shell Lake is a lake in the Canadian province of Saskatchewan. Officially known as Shell Lake,{{cite web |title=Shell Lake|url=https://toponymes.rncan.gc.ca/search-place-names/unique/HAPJV|website=Canadian Geographical Names Database |publisher=Government of Canada |access-date=14 September 2022}} it is commonly called Big Shell Lake to differentiate it from Little Shell Lake,{{cite web |title=Little Shell Lake |url=https://toponymes.rncan.gc.ca/search-place-names/unique/HASUG|website=Canadian Geographical Names Database |publisher=Government of Canada |access-date=14 September 2022}} which is about {{convert|4.5|km}} downstream. Big Shell Lake is in the RM of Spiritwood No. 496 and the resort villages of Big Shell and Echo Bay are on the south-eastern and eastern shore. Access to the lake and the villages is from Highway 12.

Big Shell Lake is the source of Shell River (formally Shell Brook). The lake's main inflow begins in the Thickwood Hills{{cite web |title=Thickwood Hills |url=https://toponymes.rncan.gc.ca/search-place-names/unique/HANBU|website=Canadian Geographical Names Database |publisher=Government of Canada |access-date=14 September 2022}} and flows east into the south-western corner of the lake.{{cite web |title=Big Shell Lake Fishing Map |url=https://www.gpsnauticalcharts.com/main/ca_sk_big_shell_lake_sk-big-shell-lake-nautical-chart.html |website=GPS Nautical Charts |publisher=Bist LLC. |access-date=14 September 2022}}{{cite web |title=Shell Lake |url=https://ca.geoview.info/shell_lake,6145986 |website=Geoview.info |publisher=Geoview.info |access-date=14 September 2022}}