Antarctic butterfish

Hyperoglyphe antarctica

Fish
IUCN: Not evaluated

Usual depth290–597 m
Water temperature10–24 °C
Best monthsJune, July, and December
How commonOccasional

Photo credit: (c) Hilary Rose Dawson, some rights reserved (CC BY) · CC BY · iNaturalist

About this species

Hyperoglyphe antarctica, the Antarctic butterfish, bluenose warehou, deepsea trevally, blue eye trevalla, blue-eye cod, bluenose sea bass, or deep sea trevalla, is a medusafish of the family Centrolophidae found in all the southern oceans, at depths of between 40 and 1,500 m. Its length is up to about 140 cm, with a maximum published weight of 60 kg.

Text from the Wikipedia article “Hyperoglyphe antarctica”, licensed CC BY-SA 4.0. Read the article

Where and when

Where it has been recorded

Worldwide

Loading the map

Best months

Worldwide (open data)

January: 6 records
February: 13 records
March: 18 records
April: 8 records
May: 16 records
June: 28 records
July: 30 records
August: 28 records
September: 28 records
October: 20 records
November: 8 records
December: 29 records

Depth and water temperature

Depth

Mostly recorded at 290–597 m · Deepest record: 1,112.5 m

0–10 m: 4 records
10–20 m: 0 records
20–30 m: 0 records
30–40 m: 2 records
40–50 m: 1 records
50–60 m: 2 records
60–70 m: 1 records
70–80 m: 0 records
80–90 m: 1 records
90–100 m: 0 records
100–110 m: 1 records
110+ m: 1,086 records

Water temperature

Recorded in surface water of 10–24 °C

10–12 °C: 35 records
12–14 °C: 105 records
14–16 °C: 104 records
16–18 °C: 49 records
18–20 °C: 26 records
20–22 °C: 5 records
22–24 °C: 3 records

Names and classification

English: Antarctic butterfish, Big Eye, Big-eye Trevalla, Blue-eye, Blue Eye, Blue-eye Cod, Blue-eye Trevalla, Blue-nose, Bluenose, Bluenose warehou, Bream Trevalla, Deep-sea Trevalla, Deep Sea Trevalla, Griffin's Silverfish, Sea Trevally, Stoney-eye, Trevalla

Names in 3 more languages

French: Rouffe antarctique
Japanese: ミナミメダイ
Simplified Chinese: 南極櫛鯧

Other scientific names: Diagramma porosa, Eurumelops johnstoni, Eurumetopos johnstonii, Hyperoglyphe porosa, Palinurichthys antarcticus, Palinurichthys porosus, Perca antarctica, Seriolella amplus

Similar species

Japanese butterfish
Hyperoglyphe japonica
Barrelfish
Hyperoglyphe perciformis
Black fish
Centrolophus niger
Medusafish
Icichthys lockingtoni
Southern driftfish
Icichthys australis

Sources and credits

Names and taxonomy: WoRMS (CC BY 4.0) and the GBIF Backbone (CC BY 4.0). Photos: iNaturalist observers, each under the licence shown (CC0, CC BY or CC BY-SA).

Depth, temperature, months and maps: records from OBIS and GBIF under CC0 or CC BY.
Descriptions: Wikipedia, licensed CC BY-SA, each linked to its article.
Conservation status as published by GBIF (IUCN Red List).
1,382 open-data records from 1926 to 2018.
Species data updated November 3, 2026.

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