Brassy chub
Kyphosus vaigiensis
- Usual depth3–19 m
- Water temperature20–30 °C
- Best monthsJanuary and December
- How commonCommon
Photo credit: (c) R Vasconcellos, some rights reserved (CC BY), uploaded by R Vasconcellos · CC BY · iNaturalist
About this species
Kyphosus vaigiensis, the brassy chub, brassy drummer, long-finned drummer, low-finned drummer, Northern silver drummer, Queensland drummer, Southern drummer, blue-bronze sea chub, brassy rudderfish, yellow seachub, large-tailed drummer, low-finned chub or long-finned rudderfish, is a species of marine ray-finned fish, a sea chub from the family Kyphosidae. It is a largely herbivorous species which has a circumglobal distribution. Studies in the 21st Century appear to have shown that some other species in the genus Kyphosus are junior synonyms of this taxon.
Text from the Wikipedia article “Kyphosus vaigiensis”, 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: 2,839 records
- February: 1,248 records
- March: 1,072 records
- April: 1,085 records
- May: 760 records
- June: 680 records
- July: 709 records
- August: 593 records
- September: 1,012 records
- October: 1,097 records
- November: 2,148 records
- December: 4,226 records
Depth and water temperature
Depth
Mostly recorded at 3–19 m · Deepest record: 1,075 m
Water temperature
Recorded in surface water of 20–30 °C
Photos
(c) Paul Asman and Jill Lenoble, some rights reserved (CC BY) · CC BY · iNaturalist 
(c) Bill Levine, some rights reserved (CC BY) · CC BY · iNaturalist 
(c) Bill Levine, some rights reserved (CC BY) · CC BY · iNaturalist 
(c) Uma Mezzanotte, some rights reserved (CC BY) · CC BY · iNaturalist 
no rights reserved · CC0 1.0 · iNaturalist 
no rights reserved · CC0 1.0 · iNaturalist 
(c) Emanuele Santarelli, some rights reserved (CC BY-SA) · CC BY-SA · iNaturalist
Names and classification
- English
- Brassy chub, Bass Seachub, blue-bronze chub, Blue-bronze Sea Chub, Bluefish, brassy chub, Brassy Drummer, Brassy Rudderfish, Drummers, Golden Chub, Large-tailed Drummer, Long-finned Drummer, Long-finned Rudderfish, Lowfin Chub, Lowfin Chub, Brassy chub, Lowfin Drummer, lowfinned drummer, Low-finned Drummer, Lowfinned Rudderfish, Lowfin Rudderfish, Northern Silver Drummer, Queensland Drummer, Rudderfish, Sea Chub, Southern Drummer, Waigeu Drummer, Yellow Chub
Names in 7 more languages
- German
- Dunkler Ruderbarsch, Messingfarbener Steuerbarsch, Messing-Ruderfisch
- Spanish
- Acha, Chopa, Chopa amarilla, Chopa bronceada, Chopa gris, chopa rayada, Hacha amarilla, Salema, Vieja
- French
- Calicagère Bleue, Calicagère grise à lignes jaunes, Saupe cuivrée, Saupe grise à lignes jaunes, Ui-ua à lignes jaunes
- Indonesian
- Kakap lodi
- Japanese
- Isuzumi, イスズミ
- Thai
- ปลากะพงสลิดครีบยาว, ปลาสลิดทะเลครีบสั้น
- Simplified Chinese
- 低鰭, 低鰭舵魚, 低鳍鮀, 白悶, 白毛
Other scientific names: Cantharus lineolatus, Khyphosus vaigiensis, Kyphosus analogus, Kyphosus bleekeri, Kyphosus gibsoni, Kyphosus lembus, Kyphosus vaigensis, Pimelepterus analogus, Pimelepterus flavolineatus, Pimelepterus lembus, Pimelepterus marciac, Pimelepterus ternatensis, Pimelepterus vaigiensis, Pimelepterus waigiensis, Segutilum gibsoni
Similar species
Blue sea chubKyphosus cinerascens
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).
- 17,083 open-data records from 1895 to 2024.
- Species data updated October 30, 2026.
Log what you see on your next dive
The free DiveHive diver app keeps your logbook with every sighting and shows what lives at the site you dive next.