“It appears someone has dumped bitumen down the Marina boat ramp.”
He asked if anyone discovered any more washed up, to make contact us to clean it up.
“Call us on 0800 653 800, or report it via the GDC Fix app, or alternatively email
with details of where on the beach.
The GDC had taken samples to be tested to confirm what the substance is.
The Harbour Master has notified the marine pollution response service of Maritime NZ and will continue to monitor the situation.
■ Bitumen is a black viscous mixture of hydrocarbons obtained naturally or as a residue from petroleum distillation. It is used for road surfacing and roofing.