Undated photo provided by Sanford, a fishing company of New Zealand, shows staff members helping mussels spawn at SPATnz hatchery near Nelson, New Zealand. Situated on a remote, quiet and scenic coast in Marlborough Sounds, South Island of New Zealand, SPATnz hatchery has made Greenshell mussel breeding hatchery more sustainable and profitable. (Sanford/Handout via Xinhua)
