Abstract: The lower Tarawera River in New Zealand is a fast‐flowing, turbulent water body that is used for the disposal of wood‐pulp mill wastes. A number of gas tracer measurements are carried out to measure the reaeration coefficient,

Abstract: Conservative and gaseous tracers are used in conjunction with several models to characterize transport and gas transfer for a small, sluggish lowland stream, the Piako River, in New Zealand. Results obtained with the ...

Abstract: A parsimonious nutrient-periphyton model quantifying uptake and recycling below a steady nutrient point source was tested in a shallow, stony-bed river during summer low flow. Close to the source DIN and DRP concentrations ...