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What’s the problem with high levels of nutrients? The problem is periphyton – the slime and algae found on river and stream beds. These organisms are essential for ecosystem functioning, but – under certain circumstances – they can proliferate and degrade waterways’ aesthetic, recreational, biodiversity and economic values. New Zealand streams are particularly prone to excessive periphyton growth because of the gravel nature of stream beds, high-intensity sunlight, warm waters and nutrient …

Follow this Safe Work Procedure when doing potentially hazardous tasks by hand. A manual handling task may be hazardous if it requires significant force, repetitive effort, a sustained/awkward posture or continuous vibration. …

If you want the best information from your worm monitoring, make sure you collect fresh samples and store them correctly. Here’s a quick guide.  …