My favorite birds!

30 blue heron killed at Syncrude Mildred Lake site http://t.co/QxN5jtcLCc #oilsands

— Angela Sterritt (@AngelaSterritt) August 8, 2015

Alberta’s Energy Regulator (AER) says it is looking into what killed the birds at Syncrude’s Mildred Lake facility, about 40 kilometres north of Fort McMurray, Alta.

AER says it regularly inspects wildlife deterrent programs at oilsands sites in response to previous bird deaths.

In November, 122 birds were killed after landing in three tailings ponds in the area, including one at Mildred Lake.

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