Ero sivun ”Gallträsk (81.055.1.009)/Restoration project” versioiden välillä

Nykyinen versio 19. toukokuuta 2016 kello 11.27

Tämä on asiantuntijan ylläpitämä sivu. Tietojen muokkaaminen on estetty tavallisilta käyttäjiltä.

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This page describes the restoration of Gallträsk (81.055.1.009) – a Virhe lausekkeessa: tunnistamaton välimerkki ”,”. lake in the Uudenmaan maakunta region of Finland.

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

Main restoration and management measures

		Year of implementation

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

@@ Rivi 1: / Rivi 1: @@
-{{Restoration project}}
+{{Restoration project
+|Description={{LakeAdmin description}}
+|Ylläpito=expert
+}}
+{{Lake problem
+|Problem=External phosphorus loading from point sources
+|Additional information=Mean annual load of phosphorus: 31 kg
+}}
+{{Lake problem
+|Problem=Too high density of cyprinids
+}}
+{{Lake problem
+|Problem=Overgrowth of macrophytes
+}}
+{{Lake problem
+|Problem=Other
+|Additional information=Low oxygen
+}}
+{{Restoration measure
+|Measure=Reduction of external nutrient load from point sources
+|Start date=1975
+}}
+{{Restoration measure
+|Measure=Biomanipulation by fish removal
+}}
+{{Restoration measure
+|Measure=Macrophyte  removal
+}}
+{{Restoration measure
+|Measure=Dredging
+}}