Fisheries Infosite

Triangle shell Central (East) (SAE2)
Maori name
Scientific name
Spisula aequilatera

Physical characteristics

Triangle Shell have a regionally variable maximum size ranging from 39-74mm.

Life cycle

Triangle shells are broadcast spawners.


Triangle shell are most abundant around the South Island at depths of 4-8 m, but are also found around the North Island at depths of 3-5 m.

Key statistics
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