Blue-tailed Leatherjacket

Eubalichthys cyanoura

Fish
IUCN: Least concern

Usual depth8–159 m
Water temperature17–24 °C
Best monthsApril, May, and August
How commonRare

All species

Photo credit: (c) Josh Nitschke, some rights reserved (CC BY) · CC BY · iNaturalist

Where and when

Where it has been recorded

Worldwide

Loading the map

Best months

Worldwide (open data)

January: 7 records
February: 4 records
March: 9 records
April: 13 records
May: 20 records
June: 8 records
July: 4 records
August: 12 records
September: 4 records
October: 3 records
November: 7 records
December: 6 records

Depth and water temperature

Depth

Mostly recorded at 8–159 m · Deepest record: 190 m

0–10 m: 2 records
10–20 m: 2 records
20–30 m: 0 records
30–40 m: 0 records
40–50 m: 0 records
50–60 m: 0 records
60–70 m: 1 records
70–80 m: 0 records
80–90 m: 0 records
90–100 m: 1 records
100–110 m: 0 records
110+ m: 5 records

Water temperature

Recorded in surface water of 17–24 °C

16–18 °C: 2 records
18–20 °C: 6 records
20–22 °C: 8 records
22–24 °C: 1 records
24–26 °C: 1 records

Photos

Names and classification

English: Blue-tailed Leatherjacket, Bluetail Leatherjacket

Similar species

Black Reef Leatherjacket
Eubalichthys bucephalus
Deep-bodied Leatherjacket
Eubalichthys mosaicus
Black Leatherjacket
Eubalichthys gunnii
Blue-finned Leatherjacket
Eubalichthys caeruleoguttatus
Fourspine Leatherjacket
Eubalichthys quadrispinis
Leatherjacket
Aluterus monoceros

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.
Conservation status as published by GBIF (IUCN Red List).
37 open-data records from 1974 to 1988.
Species data updated November 2, 2026.

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