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Bulls-eye

Epigonus telescopus

  • Fish
  • IUCN: Least concern
  • Usual depth299–912 m
  • Water temperature8–21 °C
  • Best monthsSeptember
  • How commonOccasional
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About this species

Epigonus telescopus, the black cardinal fish, is a species of deepwater cardinalfish found in most temperate oceans worldwide, at depths of between 75 and 1,200 metres though mostly between 300 and 800 metres. It can reach a length of 75 centimetres (30 in) TL though most specimens do not exceed 55 centimetres (22 in) TL. It has been reported that this species can reach an age of 104 years.

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

Where and when

Where it has been recorded

Worldwide

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Best months

Worldwide (open data)

  • January: 29 records
  • February: 13 records
  • March: 13 records
  • April: 38 records
  • May: 109 records
  • June: 46 records
  • July: 16 records
  • August: 100 records
  • September: 1,306 records
  • October: 213 records
  • November: 10 records
  • December: 11 records

Depth and water temperature

Depth

Mostly recorded at 299–912 m · Deepest record: 3,650 m

  • 30–40 m: 1 records
  • 40–50 m: 0 records
  • 50–60 m: 0 records
  • 60–70 m: 0 records
  • 70–80 m: 1 records
  • 80–90 m: 0 records
  • 90–100 m: 0 records
  • 100–110 m: 0 records
  • 110–120 m: 0 records
  • 120–130 m: 1 records
  • 130–140 m: 0 records
  • 140+ m: 3,281 records

Water temperature

Recorded in surface water of 8–21 °C

  • 6–8 °C: 1 records
  • 8–10 °C: 3 records
  • 10–12 °C: 8 records
  • 12–14 °C: 418 records
  • 14–16 °C: 143 records
  • 16–18 °C: 67 records
  • 18–20 °C: 60 records
  • 20–22 °C: 11 records

Names and classification

English
Bulls-eye, Bigeye, Black Cardinalfish, Black Cardinal Fish, Black cardinalfish, Bulls-eye, Black Deepsea Cardinalfish, bulls-eye, Cardinalfish, Cardinal Fish, Deepsea Cardinalfish, telescope cardinal
Names in 4 more languages
German
Teleskopabborre
Spanish
Boca Negra, pez diablo, Pez diablo, Tomás
French
Le sonneur commun, Poisson Cardinal, sonneur commun, Sonneur commun
Japanese
オオヤセムツ

Other scientific names: Epigonus macrophthalmus, Pomatomus cuvieri, Pomatomus cuvierii, Pomatomus telescopium, Pomatomus telescopus

Similar species

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).
  • 4,042 open-data records from 1974 to 2022.
  • Species data updated November 2, 2026.

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