Ominaisuus:Additional information
Järvi-meriwikistä
Tämä on ominaisuus, jonka tyyppi onTeksti.
A
Sedimentation pond at inflow +
New sewage treatment plant +
Chemical inactivation of phosphorus +
B
Siltation +
1992 - 2002: Before layer dredgings, deep dredgings (suilt traps) were done, in the shoreline more suilt traps were built. After layer dredgings occured. +
Fish kills +
Buffer zones +
Invasive species (Cylindrospermopsis Raciborskii) +
C
It is being proposed to remove sediment and invasive species, and planting of indigenous species in part of the watercourse during 2014. +
E
Mean annual load of phosphorus: 17 kg +
Low oxygen +
Chemical inactivation of phosphorus +
Mean annual load of phosphorus (from diffuse and point sources): 1025 kg +
Mean annual load of phosphorus (from diffuse and point sources): 1025 kg +
Mean annual load of phosphorus: 1728 kg +
Low oxygen +
Low oxygen +
Mean annual load of phosphorus: 97 kg +
G
Low oxygen +
Mean annual load of phosphorus: 31 kg +