The tidal lower reaches of the River Elbe.
The site holds 20,000 or more waterbirds in winter, on a regular basis. Species of global conservation concern that do not meet IBA criteria: Crex crex (breeding).
BirdLife International (2020) Important Bird Areas factsheet: Elbe marshes between Stade and Otterndorf. Downloaded from http://www.birdlife.org on 18/01/2020.