Freshwater Pearl Mussel and its habitats (LIFE04/NAT/SE/00023)

General
River Characterisation
River typology
Hydromorphological quality elements
	River continuity; River depth and width variation; Structure and substrate of the river bed; Structure of the riparian zone; Structure of the floodplain;
Biological quality elements
	Fish;
Ecosystem Services
EU Directives
Pressures
	Hydrological regime modification; Artificial barriers upstream from the site; Artificial barriers downstream from the site; Alteration of instream habitat; Sedimentation and sediment input;
Measures
	Remove barrier; Narrow water courses; Improve/Create water storage; Reduce undesired sediment input; Install fish pass/bypass/side channel for upstream migration; Modify culverts, syphons, piped streams; Develop riparian forest;
Other

Key features of the case study

General
Country	SE
River Name	21 different water courses
Site Name	Sweden- Restoration of the Freshwater Pearl Mussel and its habitats (LIFE04/NAT/SE/000231)
River Characterisation

River typology
Location (Lat Lon)	59.1421349497426, 12.1728515625
Altitude	lowland: < 200 m
Catchment area	small: 10 - 100 km2
Geology
National code/ River type name
Hydromorphological quality elements
River continuity River depth and width variation Structure and substrate of the river bed Structure of the riparian zone Structure of the floodplain
Biological quality elements
Fish
Ecosystem Services

EU Directives

Pressures
Hydrological regime modification Artificial barriers upstream from the site Artificial barriers downstream from the site Alteration of instream habitat Sedimentation and sediment input
Measures
Remove barrier Narrow water courses Improve/Create water storage Reduce undesired sediment input Install fish pass/bypass/side channel for upstream migration Modify culverts, syphons, piped streams Develop riparian forest
Other
Project size	-1
Approximate costs	> 1 000 000 Euros
Synergy
Status	Realised
Period of realization	2004-2009
Evaluation	Hydromorphological and ecological changes
Implemented by	WWF Sweden