Hiiu Shoal

Hiiu Shoal
Nekmangrund
Hiiu Madal
Submerged bank
Hiiu Shoal (Baltic Sea)
Coordinates: 59°3′N 22°15′E / 59.050°N 22.250°E / 59.050; 22.250
CountryEstonia
CountyHiiu County
SeaBaltic Sea
AreaOff Hiiumaa
Minimum depth1.2 m

Hiiu Shoal (Estonian: Hiiu madal) or Nekmangrund is a shoal located in the Baltic Sea, off the northwestern shores of Hiiumaa Island. It is known as Neckmansgrund in Swedish, as Nekmangrund in Russian and as Neckmangrund in German, the loan translation in Estonian being Näkimadalad.

The submerged shoal is 9 kilometers long and 5.5 kilometers wide. Its shallowest point is only 1.2 meters deep at the time of the lowest astronomical tide.