Banded sergeant

Abudefduf septemfasciatus

Fish
IUCN: Least concern

Usual depth0–13 m
Water temperature22–30 °C
Best monthsJuly, August, and November
How commonOccasional

Photo credit: (c) Susan Prior, some rights reserved (CC BY), uploaded by Susan Prior · CC BY · iNaturalist

About this species

Abudefduf septemfasciatus, commonly known as the banded sergeant, is a species of damselfish in the family Pomacentridae. The species is native to the Indo-Pacific and can reach 23 cm (9.1 in) in total length.

Text from the Wikipedia article “Abudefduf septemfasciatus”, 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: 96 records
February: 78 records
March: 122 records
April: 126 records
May: 122 records
June: 106 records
July: 158 records
August: 162 records
September: 101 records
October: 117 records
November: 145 records
December: 79 records

Depth and water temperature

Depth

Mostly recorded at 0–13 m · Deepest record: 135 m

0–10 m: 91 records
10–20 m: 9 records
20–30 m: 1 records
30–40 m: 0 records
40–50 m: 0 records
50–60 m: 0 records
60–70 m: 0 records
70–80 m: 0 records
80–90 m: 0 records
90–100 m: 0 records
100–110 m: 1 records
110+ m: 1 records

Water temperature

Recorded in surface water of 22–30 °C

20–22 °C: 1 records
22–24 °C: 4 records
24–26 °C: 12 records
26–28 °C: 60 records
28–30 °C: 93 records

Photos

(c) Franz Anthony, some rights reserved (CC BY), uploaded by Franz Anthony · CC BY · iNaturalist
(c) Paul Asman and Jill Lenoble, some rights reserved (CC BY), uploaded by Paul Asman and Jill Lenoble · CC BY · iNaturalist
(c) Susan Prior, some rights reserved (CC BY), uploaded by Susan Prior · CC BY · iNaturalist
no rights reserved · CC0 1.0 · iNaturalist
(c) Сергей Крыленко, some rights reserved (CC BY) · CC BY · iNaturalist
(c) Steven Lamonde, some rights reserved (CC BY) · CC BY · iNaturalist
(c) Debra Baker, some rights reserved (CC BY) · CC BY · iNaturalist

Names and classification

English: Banded sergeant, banded sergeant, Banded Sergeant, Narrow-banded Sergeant-major, Nine-band Sergeant, Sergeants, sevenband demoiselle, sevenbanded sergeant major, Seven-banded Sergeant-major, Seven-band Sergeant, Sevenbar Damsel

Names in 6 more languages

Spanish: Sargento Mayor bandeado
French: Boeteur, Sergent-major à bandes, Sergent-major chinois
Japanese: Shichisensuzumedai, シチセンスズメダイ
Korean: 일곱줄자돔
Thai: ปลำตะกรับบั้งด้ำ
Simplified Chinese: 七带豆娘鱼, 七帶豆娘魚, 七帶雀鯛, 厚殼仔, 立身仔

Other scientific names: Abudefduf multifasciatus, Abudefduf paee, Chaetodon rotundus, Glyphisodon septemfasciatus

Similar species

Cow pilot
Abudefduf saxatilis
Scissortail sergeant
Abudefduf sexfasciatus
Indo-Pacific sergeant
Abudefduf vaigiensis
Bengal Sergeant
Abudefduf bengalensis
Blackspot sergeant
Abudefduf sordidus
Banded Damselfish
Abudefduf abdominalis

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).
789 open-data records from 1830 to 2023.
Species data updated October 26, 2026.

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