Our native longfin eels appear to be
Southland tangata whenua in partnership with Landcare Research are undertaking a two-and-a-half-year project to gather new information on the Mataura River system.
NIWA's research into freshwater pest plants has been expanded.
Christchurch rivers contain double the national safety limit of cancer-causing chemicals, a new NIWA study says.
An AgResearch study has found that water quality was poor in unfenced and partially fenced streams where deer could wallow, but it improved after it flowed out of a 6ha area retired from grazing.