"Trough lake" redirects here. For the lake in Antarctica, see Trough Lake.
A finger lake, also known as a fjord lake or trough lake, is "a narrow linear body of water occupying a glacially overdeepened valley and sometimes impounded by a morainic dam."[1][2][3] Where one end of a finger lake is drowned by the sea, it becomes a fjord or sea-loch.
Hamblin, P.F. and Carmack, E.C., 1978. River‐induced currents in a Fjord Lake. Journal of Geophysical Research: Oceans, 83(C2), pp. 885–899.
Kotlyakov, Vladimir and Anna Komarova, Elsevier's Dictionary of Geography: in English, Russian, French, Spanish and German. Amsterdam: Elsevier, 2007. ISBN978-0-444-51042-6.
Whittow, John (1984). Dictionary of Physical Geography. London: Penguin, 1984. ISBN0-14-051094-X.