email a friend
printable version
Location Denmark, Storstrøms Amtskommune
Central coordinates 11o 43.00' East  54o 33.00' North
IBA criteria A4i, A4iii, B1i, B1ii, C2, C3, C4
Area 100,000 ha
Altitude 0 - 20m
Year of IBA assessment 2000

Dansk Ornitologisk Forening

Site description A sea area with shoals and banks, coastal slopes and uninhabited islands. Some areas are enclosed by dykes. Terrestrial habitats (totalling 5% of the IBA) include broadleaved woodland, saltmarshes, reedbeds, small plantations, agricultural areas, sandflats, dunes and beaches.

Key Biodiversity Of high importance for waterbirds (regularly more than 20,000 present in total). Species of global conservation concern that do not meet IBA criteria: Haliaeetus albicilla (non-breeding). Several species listed on Annex I of the EC Birds Directive breed at the site, including Botaurus stellaris, Circus aeruginosus, Recurvirostra avosetta, Sterna sandvicensis, S. hirundo, S. paradisaea and S. albifrons.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Mute Swan Cygnus olor non-breeding  1994  13,097 individuals  medium  A4i, B1i, C3  Least Concern 
Tufted Duck Aythya fuligula non-breeding  1989  22,000 individuals  A4i, B1i, C3  Least Concern 
Red-breasted Merganser Mergus serrator winter  1993  6,500 individuals  A4i, B1i, C3  Least Concern 
Arctic Loon Gavia arctica winter  1988  250-999 individuals  unknown  A4i, B1i, C2  Least Concern 
Red-throated Loon Gavia stellata winter  1988  250-999 individuals  unknown  A4i, B1i, C2  Least Concern 
Red-necked Grebe Podiceps grisegena winter  1993  200 individuals  B1i, C3  Least Concern 
Great Cormorant Phalacrocorax carbo non-breeding  1989  2,815 individuals  B1i, C3  Least Concern 
Black Guillemot Cepphus grylle winter  1993  700 individuals  B1ii  Least Concern 
A4iii Species group - waterbirds unknown  20,000-49,999 individuals  unknown  A4iii, C4   

IBA Monitoring

2010 not assessed favourable not assessed
Good - based on reliable and complete / representative data

Anser anser Greylag Goose 3000 3000 individuals 100 favourable
Bucephala clangula Common Goldeneye 18000 18000 individuals 100 favourable
Mergellus albellus Smew 200 200 individuals 100 favourable
Lanius collurio Red-backed Shrike 8 8 breeding pairs 100 favourable

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Hyllekrog-R Baltic Sea Protected Area (Helcom) 79,301 protected area overlaps with site 98,705  
Rodsand Bird/Game Reserve 0 protected area contained by site 77,800  
Waters between Lolland and Falster including Rodsand, Guldborg sound, and Boto Nor Wetlands of International Importance (Ramsar) 37,210 protected area contained by site 37,210  


IUCN habitat Habitat detail Extent (% of site)
Sea Sea inlets and coastal features  95%

Land use

Land-use Extent (% of site)
unknown -

Protection status National Partial International Partial32,970 ha of IBA covered by Special Protection Area (Hyllekrog Rødsand, 32,970 ha). 36,800 ha of IBA covered by Ramsar Site (Waters between Lolland and Falster including Rodsand, 36,800 ha).

Contribute  Please click here to help BirdLife conserve the world's birds - your data for this IBA and others are vital for helping protect the environment.

Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Hyllekrog-Rødsand and Fehmarn Belt. Downloaded from on 23/10/2016

To provide new information to update this factsheet or to correct any errors, please email BirdLife