Napasorsuaq Fjord or Napasorsuup Kangerlua (also known as 'Napassorssuaq Fjord' and 'Kangerdlugsuatsiak') is a fjord of the King Frederick VI Coast in the Sermersooq municipality, southeastern Greenland.
<mapframe text="Napasorsuaq Fjord" width=260 height=300 zoom=8 latitude=61.7 longitude=-42.6> { "type": "ExternalData", "service": "geoshape", "ids": "Q24727779", "properties": { "fill": "#0050d0" </mapframe> Napasorsuaq Fjord's mouth is located between Puisortup Kangerlua to the north and Anorituup Kangerlua to the south. It extends in a roughly eastâÂÂwest direction for about 20 km, bending in a NW/SE direction for a further 15 km, then it bends again in a NE/SW direction for a further 7 km. To the east the fjord opens into the North Atlantic Ocean. At its head there are three large glaciers. The southern end of its mouth is at a point north of the island of Qulleq.
The northern side of the entrance of the fjord is Cape Daniel Rantzau, the SE headland of an irregularly-shaped coastal island located on the northern side of the mouth of the fjord âÂÂon the same island on which the Cape Cort Adelaer weather station stood. The island is separated from the mainland coast by the Tunua sound.
There are high mountains rising on both sides of the fjord towards the inner side. A peak at the head of the fjord rises steeply to a height of on the southern side above the glacier at . Further inland there is a massive mountain located at and 5 km further to the west a glacier-topped mountain at .