common silver belly

Gerres subfasciatus

Fish
IUCN: Least concern

Usual depth15–33 m
Water temperature18–29 °C
Best monthsJanuary, March, and April
How commonOccasional

Photo credit: (c) Thomas Mesaglio, some rights reserved (CC BY) · CC BY · iNaturalist

About this species

Gerres subfasciatus, the common silver belly roach, ovate silver biddy, common silverbiddy or Southern silver biddy, is a species of mojarra native to Indian and Pacific coastal waters of Australia.

Text from the Wikipedia article “Gerres subfasciatus”, 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: 181 records
February: 171 records
March: 266 records
April: 193 records
May: 167 records
June: 110 records
July: 54 records
August: 91 records
September: 129 records
October: 143 records
November: 128 records
December: 169 records

Depth and water temperature

Depth

Mostly recorded at 15–33 m · Deepest record: 58 m

0–10 m: 14 records
10–20 m: 154 records
20–30 m: 148 records
30–40 m: 35 records
40–50 m: 12 records
50–60 m: 14 records

Water temperature

Recorded in surface water of 18–29 °C

18–20 °C: 30 records
20–22 °C: 111 records
22–24 °C: 96 records
24–26 °C: 12 records
26–28 °C: 9 records
28–30 °C: 5 records

Photos

no rights reserved · CC0 1.0 · iNaturalist
(c) Lek Khauv, some rights reserved (CC BY) · CC BY · iNaturalist
no rights reserved · CC0 1.0 · iNaturalist
(c) Belinda Forbes, some rights reserved (CC BY) · CC BY · iNaturalist
(c) Thomas Mesaglio, some rights reserved (CC BY) · CC BY · iNaturalist
(c) Tim, some rights reserved (CC BY) · CC BY · iNaturalist
no rights reserved · CC0 1.0 · iNaturalist

Names and classification

English: common silver belly, Common Silver-biddy, Common Silverbiddy, Ovate Silverbiddy, Silver-belly, Silverbelly, Silver Biddy, Southern Silver-biddy, Southern Silverbiddy

Names in 3 more languages

Spanish: Mojarra Plateada Común
Thai: ปลาดอกหมากกระโดงสูง
Simplified Chinese: 半带银鲈

Other scientific names: Gerres ovatus

Similar species

deep-bodied mojarra
Gerres erythrourus
Whipfin silver-biddy
Gerres filamentosus
longtail silver biddy
Gerres longirostris
Slender silver-biddy
Gerres oblongus
Common silver-biddy
Gerres oyena
Long-rayed Mojarra
Gerres macracanthus

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).
1,708 open-data records from 1906 to 2023.
Species data updated November 2, 2026.

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