Gemfish

Gemfish are also commonly known as Silver Kingfish and Southern Kingfish.

Found around New Zealand waters within a ride depth range of between 50 and 550 metres. Target fisheries for Gemfish are off the northern and eastern coasts of the North Island.

Family

Gemfish belong to the Gempylidae family (snake mackerels).

Physical attributes

The back and head have blue tones with a dark stripe along the back. The skin is smooth and shimmers , with the body shading to iridescent dark silver and pale white on the belly. Their dorsal fin has a black blotch on the membrane between the first three spines. Gemfish have very sharp teeth which should be avoided when handling it, either dead or alive.

The flesh is white, delicate and flakes easily.

Sustainability

Gemfish is managed by the Ministry for Primary Industries using the New Zealand Quota Management System (QMS). Regular stock assessments are conducted to estimate fishery stock size and numbers. Scientific studies are also used. From these, scientists can estimate future stock sizes and catch limits.

Geographical location

Found around New Zealand waters within a ride depth range of between 50 and 550 metres. Target fisheries for Gemfish are off the northern and eastern coasts of the North Island.

• New Zealand: Gemfish, Silver Kingfish, Southern Kingfish
• Commonwealth of Independent States: Reksiya
• Japan: Kagokamasu, Ginsawara, Shirosawara
• Korea: Un sam chi
• United States of America: Silver Gemfish