High lead levels were discovered in marine samples during tests around the town of Esperance, Australia in the wake of 4,000 mystery bird deaths earlier this year. The birds had all died convulsing and falling from the skies in a matter of days.
The lead source was found to be lead carbonate exported through the port […]

Western Australia’s Department of Environment and Conservation (DEC) has been unable to determine what killed up to 4000 nectar-eating birds in and around Esperance between December 7, 2006 and January 2, 2007.
The birds, mostly yellow-throated miners, wattle birds, new holland honeyeaters and silvereyes, plus some seagulls and pigeons, were found dead near water sources such […]

More than 1,600 sea bird carcasses had washed onto Unalaska shores over two days in September 2006 in a mysterious die-off that scientists are scrambling to understand.
In a collision with a boat, several hundred black, gull-like shearwaters died after flying into a crabbing boat that steamed through the early morning darkness in Unalaska Bay […]