Fisheries Infosite

Tuatua East Northland (TUA1A)
Maori name
Scientific name
Paphies subtriangulata

Physical characteristics

Tuatua have a regionally variable maximum size ranging from 50-80 mm.

Life cycle

Tuatua have a maximum age of at least 5 years. They broadcast spawn twice a year, from September to November and from February to April.


Tuatua are found mainly around the North Island, but do occur in some parts of the South Island. They inhabit fine sandy beach areas and are suspension feeders.

Key statistics
Recreational significance High
Customary significance High
Reported commercial catch1 (tonnes)
Quota value estimate2 (NZ$m)
Exports estimate2 (NZ$m)
1 Reported commercial catch is calculated for the 12 month period to 30/09/2025
2 Quota value and exports are calculated pro-rata to reported commercial catch for the 12 month period to 30/09/2025