Impact Type: Deposition of pollutant
There is evidence from research work in Germany that increased nitrite concentrations have a detrimental effect on the growth and repoduction of freshwater sponges (Kahlert & Neumann 1997). However there is no published research available for Britain and Northern Ireland.
s-seriGN s�%p��o-font-family:"Times New Roman";mso-fareast-language:EN-GB'>There is no published research on the impact of pollution on this group of species.
|Critical Load/ Level|
No comparable habitat with established critical load estimate available