Meltwater lake on medial moraine

Below the confluence of Finsteaar- und Lauteraargletscher a perticularly beautiful meltwater lake had formed by summer 2004. However, by September 2005 it had drained through an englacial tunnel.

Meltwater lake on medial moraine
Aerial photo, looking upglacier; the lake is below the centre.
Meltwater lake on medial moraine
Aerial photo taken from the south. Another, smaller lake can be seen at lower left.
Meltwater lake on medial moraine
Left: on the edge of the lake in 2004; right: after draining, note funnel-like entrance of tunnel (Sept. 2005).
Meltwater lake on medial moraine
Detail of lake margin.
Photos Jürg Alean