Loch Eck
 National grid reference NS14158694Loch Eck (Gaelic: Loch Eich) is a loch located on the Cowal peninsula north of Dunoon Argyll and Bute Scotland. It is seven miles long. Apart from Loch Lomond it is the only naturally occurring habitat of the powan.The loch is also an impounding reservoir with a concrete dam measuring 0.870 metres high. The dam was completed in 1973.In July 2013 2 dogs died due to algal bloom present in the loch.