A summary of work on benthic communities in the Southern Bight of the North Sea and adjacent estuaries sampled between 1976 and 1978. The data were digitized by VLIZ from the original report: Heip, C.H.R.; Herman, R.; Bisschop, G.; Govaere, J.C.R.; Holvoet, M.; Van Damme, D.; Vanosmael, C.; Willems, K.R.; De Coninck, L.A.P. (1979). Benthic studies of the Southern Bight of the North Sea and its adjacent continental estuaries: Progress Report 1, in: Geconcerteerde Onderzoeksacties Interuniversitaire Actie Oceanologie: verslag van de studiedagen = Actions de Recherche Concertées Action Interuniversitaire Océanologie: rapports des journées d'études. Pp. 133-163.