Ranuanjärvi (61.463.1.002)/Restoration project
Järvi-meriwikistä
< Ranuanjärvi (61.463.1.002)
Versio hetkellä 22. tammikuuta 2014 kello 16.04 – tehnyt Molindho (keskustelu | muokkaukset)
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This page describes the restoration of Ranuanjärvi (61.463.1.002) – a Virhe lausekkeessa: tunnistamaton välimerkki ”,”.Virhe lausekkeessa: tunnistamaton välimerkki ”,”. lake in the Lapin maakunta region of Finland. The restoration started in 1983 and is still ongoing.
Data has been collected in the LakeAdmin project with the aim of sharing good restoration practices throughout Europe. More lakes can be searched in the LakeAdmin Lake Archive.
Data has been collected in the LakeAdmin project with the aim of sharing good restoration practices throughout Europe. More lakes can be searched in the LakeAdmin Lake Archive.
Main problems and reasons for restoration
Too high density of cyprinids | |
Overgrowth of macrophytes | |
Internal phosphorus loading | |
Blooms of cyanobacteria | |
External phosphorus loading from diffuse sources Mean annual load of phosphorus: 1332,84 kg | |
Other: Low oxygen |
Main restoration and management measures
Year of implementation | ||
---|---|---|
Agricultural management practices | ||
On site sewage treatment of scattered settlement |
Effects of the restoration measures
Before restoration | After restoration | ||
---|---|---|---|
Total phosphorus | 0 | 0 | |
Total nitrogen | 0 | 0 | |
Alkalinity | 0 | 0 | |
Transparency | 0 | 0 | |
Chlorophyll-a | 0 | 0 |