New Zealand will feel the impacts of a ‘Very Strong’ El Niño event over spring and summer of 2026/27. Here’s what you need to ...

Agriculture shapes a large share of New Zealand's landscape, which means a large portion of our freshwater fish habitat sits within pastoral catchments. From the tiny mudfish tucked into a small drain ...

Environmental DNA (eDNA) is genetic material that fish and other animals shed into the environment through skin cells, mucus, waste and gametes. By detecting these traces of DNA, eDNA can provide a ...

The standard six‑replicate eDNA design was set to give a robust, nationally consistent picture of stream fish communities. It's the right choice for regulatory reporting and for any situation where ...