It is a species of the Genus Salmo, and is said by the Indians to ascend from the Arctic Sea, but being unable to pass the cascade of the Slave River, is not found higher than this place.

In the evening a violent thunder-storm came on with heavy rain, thermometer 70 deg..
At a very early hour on the following morning we embarked, and continued to paddle against a very strong wind and high waves, under the shelter of the bank of the rivers, until two P.M., when having arrived at a more exposed part of the stream, the canoes took in so much water that we were obliged to disembark on a small island.

The river here is from one mile and a quarter to one mile and three quarters wide.

Its banks are of moderate height, sandy, and well wooded.
_July 24_ .-- We made more progress notwithstanding the continuance of the wind.

The course of the river is very winding, making in one place a circuit of seven or eight miles round a peninsula, which is joined to the west bank by a narrow isthmus.