Fisheries Infosite

Orange RoughyTasman Sea (ORHTS)
Scientific name
Hoplostethus atlanticus

Physical characteristics

Orange Roughy have an orange body and fins. They can grow to a maximum length of 48 cm with an average of 35 cm.

Life cycle

Orange Roughy are slow growing and long lived with a maximum age of 120-130 years. They reach maturity at 23-31 years old. Spawning occurs once a year between June and early August.


Orange Roughy are found throughout New Zelaand waters at depths from 700-1500 m. They feed on mesopelagic and bathopelagic prawns, fish, squid, mysids, amphipods and euphausids.

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