Almsee

Almsee, English sometimes Lake Alm,[3][4] is a lake in Upper Austria's part of the Salzkammergut in the Almtal valley, 11 kilometers (6.8 mi) south of the village of Grünau im Almtal.[1] The lake lies in the northern portion of the Totes Gebirge mountains and is about 2.3 kilometers (1.4 mi) by 700 meters (2,300 ft) wide.[2]

Almsee
Vier from Ameisstein
Almsee
Location	Grünau im Almtal
Coordinates	47°45′N 13°57.5′E[1]
Lake type	Oligotrophic
Primary outflows	Alm[1]
Catchment area	41.4 km2 (16.0 sq mi)[1]
Basin countries	Austria
Designation	Nature reserve
Max. length	2.3 km (1.4 mi)[2]
Max. width	700 m (2,300 ft)[2]
Surface area	0.85 km2 (0.33 sq mi)[1]
Average depth	2.5 m (8 ft 2 in)[1]
Max. depth	5 m (16 ft)[1]
Water volume	2,100,000 m3 (1,700 acre⋅ft)[1]
Residence time	10 days[1]
Surface elevation	589 m (1,932 ft)[1]
References	[1][2]

The lake drains through the Alm River.[2] Since 1965, the area around the Almsee is under nature conservation. Konrad Lorenz made important observations of the greylag goose at the lake.