• Summary
• Text account
• Data table and detailed info
• Map
• Reference and further resources

The site was identified as important in 2000 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.

Populations meeting IBA criteria ('trigger species') at the site:

Species	Red List1	Season	Year(s)	Size	IBA criteria
Brent Goose Branta bernicla	LC	passage	1994	1,160 individuals	B1i, C3

1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2000) may differ.

Ideally the conservation status of the IBA will have been checked regularly since the site was first identified in 2000. The most recent assessment (2010) is shown below.

State (condition of the trigger species' populations)
Species	Reference	Actual	Units	% remaining	Result
Red-breasted Merganser Mergus serrator	700	175	individuals	25	very unfavourable
Common Shelduck Tadorna tadorna	2,850	860	individuals	31	very unfavourable
Eurasian Golden Plover Pluvialis apricaria	1	1	breeding pairs	100	favourable
Bar-tailed Godwit Limosa lapponica	5,000	940	individuals	19	very unfavourable

Response (conservation actions taken for the trigger species and/or their habitats)
Protected areas	Management plan	Other action	Result
Not assessed	Not assessed	Not assessed	not assessed

Year	Protected Area	Designation	% overlap with IBA
1977	Nissum Bredning with Harboore and Agger Tange	Ramsar Site, Wetland of International Importance	100
1983	Agger Tange	Special Protection Area (Birds Directive)	100
1984	Agger Tange	Major Conservation Area	100
1992	Thisted Kommune	§3 beskyttet natur (alle søer, moser, vandløb, heder, enge mv)	19
1998	Agger Tange; Nissum Bredning, Skibsted Fjord og Agerø	Site of Community Importance (Habitats Directive)	100
2008	Nationalpark Thy	Nationalpark	-
2009	Agger Tange, Nissum Bredning, Skibsted Fjord og Agerø	Marine Protected Area (OSPAR)	75

Habitat1	Habitat detail	% of IBA
Marine Coastal/Supratidal		major (>10)
Marine Intertidal		major (>10)
Grassland	Humid grasslands	minor (<10)
Marine Neritic		minor (<10)

1. IUCN Habitat classification.

Land use	% of IBA
unknown	-

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Agger Tange and Krik Vig (Denmark). Downloaded from https://datazone.birdlife.org/site/factsheet/agger-tange-and-krik-vig-iba-denmark on 23/11/2024.