Lake Rotoehu – Aquarius-Systems https://aquarius-systems.com Surface Water Management Equipment Fri, 23 Jan 2026 19:50:08 +0000 en-US hourly 1 https://wordpress.org/?v=6.9.4 https://aquarius-systems.com/wp-content/uploads/2022/01/cropped-favicon-32x32.png Lake Rotoehu – Aquarius-Systems https://aquarius-systems.com 32 32 New Zealand Lakeweed Harvesters Improve Water Quality With Chemical-Free Weed Removal https://aquarius-systems.com/aquatic-weed-harvester-effective-in-maintaining-new-zealand-waterways/ Tue, 19 Oct 2021 18:27:02 +0000 https://aquarius-systems.com/?p=2196 Introduced aquatic weeds clog many of New Zealand’s waterways. It affects aquatic life and prohibits access and use for recreational users. Lakeweed Harvesters remove the aquatic plants mechanically, using a harvester mounted on a three metre by seven metre pontoon vessel.

The operation works under strict standard operating procedures to ensure maximum weed is harvested and because it works over water stringent safety, health and environmental protocols are followed. Lakeweed Harvesters do not use chemicals and where necessary use biodegradable products.

Lakeweed Harvesters and Contractors have removed between 3.2 to 4.3 tonne of weed annually from Lake Rotoehu since 2008 resulting in a dramatic improvement in water quality.

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