long-rayed dwarf monocle bream

Parascolopsis tanyactis

Fish
IUCN: Least concern

Usual depth83–145 m
Water temperature24–29 °C
Best monthsOctober
How commonRare

About this species

Parascolopsis tanyactis, the saddled dwarf monocle bream, longray monocle bream or yellowbellied monocle bream, is a species of marine ray-finned fish belonging to the family Nemipteridae, the threadfin breams. This fish is found in the Eastern Indian Ocean and the Western Pacific Ocean.

Text from the Wikipedia article “Parascolopsis tanyactis”, 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: 4 records
February: 9 records
March: 5 records
April: 5 records
May: 10 records
June: 15 records
July: 14 records
August: 41 records
September: 27 records
October: 73 records
November: 12 records
December: 2 records

Depth and water temperature

Depth

Mostly recorded at 83–145 m · Deepest record: 193 m

60–70 m: 2 records
70–80 m: 8 records
80–90 m: 38 records
90–100 m: 18 records
100–110 m: 29 records
110–120 m: 14 records
120–130 m: 19 records
130–140 m: 17 records
140–150 m: 19 records
150–160 m: 4 records
160–170 m: 5 records
170+ m: 3 records

Water temperature

Recorded in surface water of 24–29 °C

24–26 °C: 5 records
26–28 °C: 195 records
28–30 °C: 22 records

Names and classification

English: long-rayed dwarf monocle bream, Longrayed Dwarf Monocle Bream, Longray Monocle Bream, Saddled Dwarf Monocle Bream, yellow-bellied dwarf monocle bream, Yellow-bellied Dwarf Monocle-bream, Yellow-bellied Sea Bream

Similar species

Rosy dwarf monocle bream
Parascolopsis eriomma
Redbelt Monocle Bream
Parascolopsis inermis
Tosa dwarf monocle bream
Parascolopsis tosensis
gold perch
Nemipterus hexodon
Notchedfin threadfin bream
Nemipterus peronii
Bridled Monacle Bream
Scolopsis bilineata

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).
264 open-data records from 1972 to 2017.
Species data updated October 30, 2026.

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