title: Muckno Lake
text: # Muckno Lake
  
  Muckno Lake (Irish: Loch Mucnú), also known as Lough Muckno, is a freshwater lake in the northeast of Ireland. It is located in County Monaghan beside the town of Castleblayney.
  
  ## Geography and hydrology
  
  Muckno Lake measures about 4 km (2.5 mi) long and 1.0 km (0.6 mi) wide. It flows out to the Clarebane River, which connects the lake to nearby Lough Ross.
  
  ## Natural history
  
  Fish species in Muckno Lake include European perch, common roach, common bream, gudgeon, northern pike and the critically endangered European eel.
  
  