rough flathead
Grammoplites scaber
- Usual depth6–39 m
- Water temperature24–29 °C
- Best monthsJanuary, August, and October
- How commonRare
Where and when
Where it has been recorded
Worldwide
Loading the map
Best months
Worldwide (open data)
- January: 3 records
- February: 0 records
- March: 0 records
- April: 0 records
- May: 0 records
- June: 1 records
- July: 1 records
- August: 2 records
- September: 1 records
- October: 2 records
- November: 1 records
- December: 0 records
Depth and water temperature
Depth
Mostly recorded at 6–39 m · Deepest record: 39 m
Water temperature
Recorded in surface water of 24–29 °C
Names and classification
- English
- rough flathead
Names in 2 more languages
- Thai
- ปลาช้างเหยียบหัวหยาบ, ปลาช้างเหยียบหางเรียว
- Simplified Chinese
- 橫帶棘線牛尾魚, 橫帶棘線鯒, 牛尾, 狗祈仔, 竹甲
Other scientific names: Cottus scaber, Platycephalus neglectus, Platycephalus scaber, Thysanophrys scaber
Similar species
- Spotfin Flathead
Grammoplites suppositus
- Japanese Flathead
Inegocia japonica
Crocodile fishCymbacephalus beauforti
Black-freckled FlatheadCymbacephalus nematophthalmus
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.
- Conservation status as published by GBIF (IUCN Red List).
- 148 open-data records from 1758 to 2014.
- Species data updated November 3, 2026.
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