Sevenspine Goby
Gymnogobius heptacanthus
- Usual depth0–4 m
- Water temperature9–21 °C
- Best monthsApril, May, and June
- How commonRare
Where and when
Where it has been recorded
Worldwide
Loading the map
Best months
Worldwide (open data)
- January: 1 records
- February: 0 records
- March: 4 records
- April: 7 records
- May: 7 records
- June: 10 records
- July: 6 records
- August: 5 records
- September: 6 records
- October: 4 records
- November: 6 records
- December: 3 records
Depth and water temperature
Depth
Mostly recorded at 0–4 m · Deepest record: 4.1 m
Water temperature
Recorded in surface water of 9–21 °C
Names and classification
- English
- Sevenspine Goby
Names in 2 more languages
- Japanese
- Nikuhaze, ニクハゼ
- Korean
- 살망둑, Sal-mang-dug
Other scientific names: Chaenogobius heptacanthus, Chloea nigripinnis, Chloea sarchynnis, Gobius heptacanthus, Gymnogobius nigripinnis
Similar species
Stripetail Barehead GobyGymnogobius urotaenia
Floating gobyGymnogobius petschiliensis
- Chestnut Goby
Gymnogobius castaneus
Yellowfin gobyAcanthogobius flavimanus
Light-beige GobyAcanthogobius lactipes
Blue-spotted MudskipperBoleophthalmus boddarti
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).
- 262 open-data records from 1900 to 2021.
- Species data updated November 3, 2026.
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