26 мая 2010 г. · The last known sighting of the bird was in 1985 and experts have now confirmed its demise, killed off by a combination of poaching and predatory ...

22 окт. 2015 г. · The grebes' survival faced several threats, including habitat loss to rice farms, water pollution from nearby agriculture, and the introduction ...

Hawkins in litt. 2009), have failed to find any grebes. It is now considered extinct, as no suitable wetlands remain unsurveyed in the Alaotra region (H. G. ...

26 мая 2010 г. · But the Alaotra grebe has been driven to extinction by the introduction of non-native carnivorous fish to lakes in the area of east Madagascar ...

26 мая 2010 г. · The grebe was wiped out by habitat destruction, by the introduction of a carnivorous fish called the snakehead murrel and by nylon gill-nets ...

31 мая 2010 г. · The grebe has been declared extinct by BirdLife International and the IUCN Red List due to several factors including the introduction of invasive carnivorous ...

26 мая 2010 г. · The last known sighting of the bird was in 1985 and experts have now confirmed its demise, killed off by a combination of poaching and predatory ...

Causes of extinction probably several, especially introduction of carnivorous fish, habitat degradation (including reduction in water quality through soil ...

22 мая 2010 г. · Restricted to a tiny area of east Madagascar, this species declined rapidly after carnivorous fish were introduced to the lakes in which it ...