The mussel line

Marine restoration is a lazy business. All you have to do is stop fishing an area and marine ecosystems heal themselves. However this is not the case with green-lipped mussels in New Zealand. 100’s of square kilometres of sub-tidal mussel beds were fished to extinction in each harbour around New Zealand. The industry collapsed and […]

Probe holes

With a lot more mowing at Point England this Winter the flocks of South Island pied oystercatcher are leaving a visible sign in the paddock. The probe holes are very dense right to the edges of the paddocks which means that I am also seeing holes from other species like White-faced heron and Pukeko. Casual […]

Reversing the decline of the Shorebirds of the Tāmaki Estuary

I presented this report to the Maungakiekie-Tāmaki Local Board today as they are yet to seek advice from a shorebird expert at Auckland Council in developing their Open Space Network Plan (OSNP). It recommends: Shorebird expert to review the report. Local Boards commit to reverse declining shorebird numbers. OSNP revised with dedicated and enhanced shorebird […]

Okiwi mussels

The Okiwi Estuary (Whangapoua, Aotea / Great Barrier Island) used to contain the last naturally occurring soft-sediment mussel reef in the Hauraki Gulf. “Aggregations ranged from a few individuals to meters in diameter. Mussels were frequently attached to pipis, partially buried in the sandy substrate. There were an estimated 3.2 million adults. Compared to other […]