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A group of grey seals resting and sunbathing on a sand bank near the water with birds circling above.

Grey Seal Numbers in the Wadden Sea and on Helgoland in 2017-2018

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A group of grey seals resting and sunbathing on a sand bank near the water with birds circling above. © Hans Verdaat (WMR).

TSEG Grey Seal surveys in the Wadden Sea and Helgoland in 2016-2017

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Cutout of publication cover with title and satellite image of Western Africa.

National Census Reports East Atlantic Africa 2017

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Harbour seal resting on sand looking into the camera.

Aerial surveys of Harbour Seals in the Wadden Sea in 2017

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A group of grey seals resting and sunbathing on a sand bank near the water with birds circling above.

TSEG Grey Seal Numbers in the Wadden Sea and on Helgoland in 2015-2016

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Harbour seal resting on sand looking into the camera.

Harbour Seal Numbers in the Wadden Sea and on Helgoland in 2016

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Cutout of document cover page with title and blurry photo of mudflat.

Wadden Sea Ecosystem 37: Trends of Migratory and Wintering Waterbirds in the Wadden Sea 1987/1988 - 2013/2014

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Cut-out of the publication cover displaying the title and image of wings of tern during flight.

Wadden Sea Ecosystem 36: Breeding success in the Wadden Sea 2009-2012

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Harbour seal resting on sand looking into the camera.

Aerial surveys of Harbour Seals in the Wadden Sea in 2015

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A group of grey seals resting and sunbathing on a sand bank near the water with birds circling above.

Grey Seal surveys in the Wadden Sea and Helgoland in 2014-2015

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