Offringa, H.; Seys, J.; Van Waeyenberge, J.; Meire, P. (2001). The Belgian marine avifauna, in: Cattrijsse, A. et al.Biodiversity of the benthos and the avifauna of the Belgian coastal waters: summary of data collected between 1970 and 1998. pp. 27-30
In: Cattrijsse, A.; Vincx, M. (2001). Biodiversity of the benthos and the avifauna of the Belgian coastal waters: summary of data collected between 1970 and 1998. Federal Office for Scientific, Technical and Cultural Affairs/Sustainable Management of the North Sea. Federal Office for Scientific, Technical and Cultural Affairs: Brussel. 48 pp., meer
