Japanese lefteye flounder
Arnoglossus japonicus
- Usual depth167–300 m
- Water temperature20–29 °C
- Best monthsMarch
- How commonRare
Where and when
Where it has been recorded
Worldwide
Loading the map
Best months
Worldwide (open data)
- January: 0 records
- February: 10 records
- March: 53 records
- April: 0 records
- May: 1 records
- June: 3 records
- July: 11 records
- August: 11 records
- September: 9 records
- October: 10 records
- November: 1 records
- December: 3 records
Depth and water temperature
Depth
Mostly recorded at 167–300 m · Deepest record: 914 m
Water temperature
Recorded in surface water of 20–29 °C
Names and classification
- English
- Japanese lefteye flounder
Names in 2 more languages
- Japanese
- Nihondarumagarei, ニホンダルマガレイ
- Simplified Chinese
- 半邊魚, 扁魚, 日本羊舌鮃, 比目魚, 皇帝魚
Similar species
- Brown Flounder
Arnoglossus aspilos
- Brown Lefteye Flounder
Arnoglossus brunneus
- Bleeker's Narrow-bodied Flounder
Arnoglossus tapeinosoma
Tropical flounderBothus mancus
Leopard flounderBothus pantherinus
Largescale flounderEngyprosopon grandisquama
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).
- 173 open-data records from 1906 to 2011.
- Species data updated October 26, 2026.
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