The link between water quality and tidal marshes in a highly impacted estuary.

摘要: The Schelde estuary is one of the most heavily impacted estuaries in Europe. During several decades, untreated waste water from large cities (e.g. Brussels, Antwerp, Valenciennes, Lille) and industries was discharged river. As a result, has reputation being polluted For long time (approx. 1950 – 1995) all forms higher life (macro-invertebrates fish) were absent fresh brackish parts estuary. Due to European legislation, part sewage now treated resulting significant recovery quality However, next quality, also suffered serious habitat losses during last mostly due economic development changing hydrological conditions causing more erosion.