Story: Water quality

Toxic algae

Toxic algae

In extreme situations, contaminated lakes may produce toxic algae, as this sign at Lake Horowhenua warns. The algae may take months to clear.

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How to cite this page:

Mike Scarsbrook and Kit Rutherford, 'Water quality - Lakes Rotorua and Taupō, and the Manawatū River', Te Ara - the Encyclopedia of New Zealand, http://www.TeAra.govt.nz/en/photograph/15534/toxic-algae (accessed 21 April 2024)

Story by Mike Scarsbrook and Kit Rutherford, published 24 Nov 2008, updated 18 Jul 2016