It's no oil painting

18:44, Feb 18 2014
saltwater creek
STRANGE HUE: Oily patches has appeared on Saltwater Creek.

Environment Canterbury (ECan) is investigating the curious state of Saltwater Creek.

Residents phoned the pollution hotline after seeing it turning an "oily colour" early yesterday.

A spokesperson said it was yet to determine what had caused the discolouration. "We thank the people who've rung us to let us know, as we rely on the public to be our eyes and ears."

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The Timaru Herald