There’s an oil slick on the Yarra River, from Abbotsford’s Johnston St bridge to Kew’s Fairfield Boat House, about 8 km. No one knows how it got there, but it is thought to result from more than 100 litres of lube oil entering the river. Read The Age here, News.com.au here, ABC here. How a journalist could possibly write with confidence that no wildlife has been injured so far is beyond me. The other report, that there was no evidence of any birds being affected was a much more sensible choice of words.