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Reporting guidelines
LakeSPI delivers information that is directly applicable to lake-ecosystem conservation and management. -
Uses of LakeSPI
LakeSPI can be used in many ways depending on what the interests or management needs are for a lake. -
How LakeSPI works
LakeSPI (Lake Submerged Plant Indicators) is based on the principle that New Zealand lakes can be characterised by the composition of native and invasive plants growing in them, and the depths to which these plants grow. -
Staying ahead of water weed invasions
Research ProjectAquatic systems are under threat due to the introduction of invasive exotic species such as water weeds. Modelling work by NIWA has provided new information on which water bodies may be at greatest risk. -
Formal identification keys
Formal identification keys are the scientifically accepted way to identify species. These will allow the identification of species which are unclear when using quick guides. -
An Overview of New Zealand's Freshwater Fish Fauna
Compared to other countries, New Zealand has a sparse freshwater fish fauna of just over fifty species. But it is unique and comprises at least thirty-five native species of which thirty-one are found only in New Zealand. -
Causes and effects of water quality degradation - publications
These are some recent publications related to the causes and effects of water quality degradation programme. -
Environmental flows - publications
These are some publications related to the Environmental flows programme. -
Hydrological observations and predictions - publications
Publications related to the Hydrological observations and predictions programme.