Search results
5 Results
Sorted by relevance
Introduced Non-native Waterbirds - Status within the African-Eurasian Flyways
… perceived as agricultural pests and can cause localised eutrophication of water bodies and a change in soil … damage are generally observed on a local scale. Water eutrophication caused by non- native waterbirds has been … habitat damage, and large roosting populations can cause eutrophication via faecal deposition. As is the case with …
AEWA Conservation Guidelines No. 10 - Guidelines on Avoidance of Introductions of Non-native Waterbird Species (TS No. 12)
… that nutrients from roosting waterbirds cause damaging eutrophication of lakes (Callaghan & Kirby 1996, Watola et. … of natural vegetation, competition with native species and eutrophication of wetlands are also potential threats that … of local problems through grazing, competition and eutrophication of wetlands (Allan et. al. 1995; Allan 1999, …