Dr Fiona Petchey (left) and C-14 pretreatment technician Katy Anderson on location at a Māori midden. Fiona is sampling shell and charcoal for radiocarbon dating.
Dr Fiona Petchey (left) and C-14 pretreatment technician Katy Anderson on location at a Māori midden. Fiona is sampling shell and charcoal for radiocarbon dating.