Under these conditions the changes in natural forcing factors, such as sea level and storminess, are likely to have a relatively greater effect on the estuary than in the past. [KEYWORDS: Estuaries; Morphology ; Bathymetry ; Sedimentation ; Historical Trend Analysis ; Expert Geomorphological Assessment; Mersey]Item Type:ArticleInstitutes:Nederlands Instituut voor Ecologie (NIOO)ID Code:11905Deposi