Rhinoceros leatherjacket

Pseudalutarius nasicornis

Fish
IUCN: Least concern

Usual depth1–78 m
Water temperature20–30 °C
Best monthsMay, November, and December
How commonRare

About this species

Pseudalutarius nasicornis also known as the rhinoceros leatherjacket is a species of filefish native to the Indian and western Pacific Oceans. It occurs on reefs at depths of from 1 to 55 metres. This species grows to a length of 19 centimetres (7.5 in) TL. This species is the only known member of its genus.

Text from the Wikipedia article “Pseudalutarius”, 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: 2 records
February: 5 records
March: 6 records
April: 3 records
May: 10 records
June: 4 records
July: 0 records
August: 2 records
September: 5 records
October: 5 records
November: 8 records
December: 8 records

Depth and water temperature

Depth

Mostly recorded at 1–78 m · Deepest record: 245 m

0–10 m: 3 records
10–20 m: 2 records
20–30 m: 1 records
30–40 m: 2 records
40–50 m: 5 records
50–60 m: 4 records
60–70 m: 3 records
70–80 m: 3 records
80–90 m: 0 records
90–100 m: 0 records
100–110 m: 0 records
110+ m: 1 records

Water temperature

Recorded in surface water of 20–30 °C

20–22 °C: 3 records
22–24 °C: 9 records
24–26 °C: 5 records
26–28 °C: 31 records
28–30 °C: 23 records

Names and classification

English: Rhinoceros leatherjacket, Rhinoceros Filefish, rhinoceros leatherjacket, Rhino File-fish, Rhino Filefish, Rhino leatherjacket, Rhinoceros leatherjacket

Names in 2 more languages

Japanese: Hanatsunohagi, ハナツノハギ
Simplified Chinese: 前棘假革單棘魨, 前棘假革魨, 皮剝魨

Other scientific names: Alutera nasicornis, Aluteres nasicornis, Aluterus nasicornis, Pseudalulerius nasicornis, Pseudalutarias nasicornis, Pseudaluteres nasicornis

Similar species

Leatherjacket
Aluterus monoceros
Scrawled filefish
Aluterus scriptus
Broom filefish
Amanses scopas
Barred filefish
Cantherhines dumerilii
Honeycomb filefish
Cantherhines pardalis
Sandwich Isle file
Cantherhines sandwichiensis

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).
125 open-data records from 1850 to 2011.

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