Hoverfly heroes- win the war on aphids

New Zealanders spend a fair bit of spare time in their gardens. If your roses are looking like the one below, covered in aphids, or your citrus trees have gone black with mould, you could spray insecti- or fungicides. Or, you could add some plants into your garden to encourage…

A Prickly Problem: Munching Away on New Zealand’s Worst Pastoral Weed

200 years ago, there were no thistles present in New Zealand. Fast-forward to 2020 and they are just about everywhere. The worst species is Californian thistle (Cirsium arvense), which is estimated to cost almost $700 million in productivity losses per year.  A beetle, recently introduced to New Zealand to help…

Coconut Rhinoceros Beetle threatens palms in the Pacific Region

Coconut is an important crop in Pacific societies. They serve as a source of oil, fiber, food and timber. It is also an important small-holder crop that contributes to food security, improved nutrition, employment and income generation. Production of coconut is affected by the introduction of an invasive pest, the…

Insects gather, and now our watch begins

Above: Dacrycarpus dacrydioides, Lowland Kahikatea in the Riccarton Bush forest remnant. Jon Sullivan (CC BY-NC 2.0) With the final season of Game of Thrones recently completed, it is only fitting for this blog post to be inspired by the greatest TV show of all time (no bias intended). Although attempting to squeeze…

Helping Moths and Butterflies

Moths and butterflies belong to insect order Lepidoptera, which means scaly wing in Greek. This order contains more than 350,000 known species worldwide. They are grouped into about 39 superfamilies depending on forms, behaviours and environment. Only 16 superfamilies are found in New Zealand. 35 out 120 families occur naturally…

Native plants bring all the (wana)bees to the yard

Pollination is a vital service that many insect species do us the honour of performing. Pollinators allow us to enjoy the many different flowers, fruits and vegetables that grow as a result. In New Zealand the exotic honey bee (Apis mellifera), along with the bumblebee, is the most abundant pollinator….

The beetle that joined the stones

When it comes to clothes, I am a man of simple means. I don’t much like buying them. I tend to hang onto clothes and wear them for years, until entropy does it thing or washing powder stops doing its thing. New clothes generally come via my wife or as…

A weevil of Earthsea: Finding the true name for the fourth beetle

“For magic consists of this, the true naming of a thing.” A Wizard of Earthsea – Ursula le Guin Names are important. Without names, things are just stuff. With names, things are individuals. Individuals have pasts, they have futures. We can care about named things. When it comes to biodiversity,…

What’s causing a stink? Identifying volatiles from stink bugs

Brown marmorated stink bugs are considered one of the top pests of concern for New Zealand’s horticultural industry. Armed with a characteristic shield-like shape, they are differentiated from other stink bugs present in New Zealand by a zebra-esque pattern on their abdomen and antennae. Roughly the same size as a…

Weta motels, beetle show and tells and biodiversity positive cows: the fourth EcoLincNZ podcast

Mike Bowie has been passionate about preserving and restoring biodiversity for his whole career. He has worked with a number of community groups to achieve this goal. He is also very active in outreach and can often be found with school groups introducing the next generations to the diversity of…