The Koala Coast koala populations dropped by 68% in the ten years leading up to 2008. According to the Department of Environment and Resource Management’s Koala Coast Koala Population Report 2010, a comprehensive survey of the koala population showed that it dropped by more than 50% between 2005 and 2008. Koala numbers continue to fall.
In the short term, cars and dogs are the biggest killers of koalas. Please read the Koalas and dogs fact sheet at Wild Care (PDF)