Lac-à-la-Tortue (French pronunciation: [lak a la tɔʁty]), is a sector of the city of Shawinigan since 2002, it is located in Mauricie, Quebec, Canada.

The use includes the Lac-à-la-Tortue sector in Batiscanie, the common name for the watershed of the Batiscan River.

[2] This ecological reserve with a total area of 565.69 hectares is located approximately six kilometres south of Grand-Mère.

The ecological reserve protects a bog characteristic of the region lowlands of the St. Lawrence, west style.

To this end, the Canadian government acquired two Curtiss HS-2L flying boats from the U.S. Navy, originally designed for anti-submarine patrol.

The Curtiss HS-2L was a kind of open-cockpit flying boat, one of two aircraft (named The Vigilance) took off from Halifax Nova Scotia on June 5, 1919, piloted by Stuart Graham (1896–1976).

[7] The decision to allow the crew to land on Turtle Lake was made by Robert F. Grant, president of the Saint-Maurice Forest Protective Association.

[8] Turtle Lake was a perfect landing place, the shores are clear of mountains and at the time, the Laurentide Pulp mill used the Saint-Maurice River for timber rafting.

Today, the Turtle Lake base is considered the birthplace of commercial aviation in Canada, as well as the world's cradle of bush flying.

Although water management in Canada is a provincial nature, Lac-à-la-Tortue is a rare exception in the country.

In 1934, the body of water is sold to the Consolidated paper, which resells it as of November 27, 1943 at Canadian Pacific Air Lines (CPAL) for $1000.

During one of his visits to the mission, Bishop Louis-François Richer Laflèche was surprised to find a small altar in the station.

The chapel was considered too small, as of January 20, 1898, a decree was issued by Bishop Lafleche who ordered that a church be built in the parish of Saint-Théophile.

To extract the ore in the deepest places, the company produces a Hall dredge operated with steam.

The most important is the vast majority of the wheels of the transcontinental railroad that Prime Minister of Canada, John Alexander MacDonald had decreed the construction.

The exploitation of iron ore in the bottom of the lake ends in 1910 with the closure of the Company Foundries Ltd. Canada, which operated the mine.

With the closure of the iron mine in 1910, the company CP Air constantly ask permission to stop providing services to the station Lac-à-la-Tortue.

28 years after she decided to close the station without success, or in 1952, it continues to sell tickets and agent-guard is replaced by a single guard.