Novel tool for weed control
NIWA research on Mycoleptodiscus terrestris (Mt) shows the fungus could potentially be used as an environmentally safe "natural" herbicide.
Freshwater Update 53, May 2012
2 May 2012
Welcome to Freshwater Update for May 2012.
This issue contains news about work from NIWA's Freshwater team, and Water Quality maps and information for the period January, February, March 2012.
As well as the articles below, the following have been added to our website:
Robot spies make new science discoveries in Fiordland's World Heritage Park
Flyathalon - NIWA gives aquatic insects an obstacle course
NIWA scientist studies the mixing of river and sea and asks: Where do river sediments go?
Clear as mud? Predicting water clarity and light penetration in estuaries
Fine sediment loads delivered to estuaries by rivers are higher today than prior to catchment deforestation due to increased soil erosion. The effects on water clarity, which then impact sensitive estuarine ecosystems, are significant.
Water quality maps and information, January to March 2012
River Temperatures, January to March
River flows - January to March 2012
Observed flow Jan-Mar 2012:
River flows were far above normal in most of the North Island and in Central Otago, and far below normal on the West Coast of the South Island.
Research subject: FloodHydrologyLakesRiversWater Quality