Lek bij Everdingen - Groyne shields

General
River Characterisation
River typology
Hydromorphological quality elements
	River depth and width variation;
Biological quality elements
	Macrophytes and phytobenthos; Benthic invertebrates; Fish;
Ecosystem Services
EU Directives
Pressures
	Channelisation / cross section alteration; Alteration of riparian vegetation; Alteration of instream habitat; Embankments, levees or dikes; Other pressures;
Measures
	Remove bank fixation; Construct semi-natural/articificial wetlands or aquatic habitats;
Other

Key features of the case study

General
Country	NL
River Name	Lek
Site Name	Lek bij Everdingen - Groyne shields
River Characterisation

River typology
Location (Lat Lon)	51.9683846288715, 5.17473220825195
Altitude	lowland: < 200 m
Catchment area	very large: > 10000 km2
Geology	Calcareous
National code/ River type name	R7
Hydromorphological quality elements
River depth and width variation
Biological quality elements
Macrophytes and phytobenthos Benthic invertebrates Fish
Ecosystem Services

EU Directives

Pressures
Channelisation / cross section alteration Alteration of riparian vegetation Alteration of instream habitat Embankments, levees or dikes Other pressures
Measures
Remove bank fixation Construct semi-natural/articificial wetlands or aquatic habitats
Other
Project size	2.3 km
Approximate costs	100 000 - 1 000 000 Euros
Synergy
Status	Realised
Period of realization	2005-2006
Evaluation	Ecological change
Implemented by	Rijkswaterstaat