20 January 2016
Freshwater Update 68 brings you the latest information from our Freshwater & Estuaries centre, including water quality maps and information, as well as river flows.
In this issue
Freshwater and Estuaries Update reader survey
We want to know what you think of the Freshwater and Estuaries Update! If you read the update, please take the time to complete our brief survey.-
Water quality maps and information, spring 2015
Spring 2015 river water temperatures were mostly in the range 8-16oC in South Island and a little warmer (up to 20°C) in northern North Island. -
River flows, October - December 2015
River flows in October-December 2015 were below normal to far below normal for most of New Zealand. -
It ain’t just a rock
Our research examines whether caddisflies and other species of aquatic insect use the same kinds of rocks for laying their eggs. -
Is that water quality data reliable?
Inter-agency comparisons of river water quality in the Wellington region: a pilot for a national quality assurance programme. -
Effects of improved dairy land management on water quality
Do good land management practices in dairy areas improve water quality and associated invertebrate communities? -
Strange past, uncertain future
The bladderwort Utricularia australis is nationally critically endangered and has declined at an alarming rate in Northland dune lakes