Luminousline Dragonfish
Grammatostomias dentatus
- Usual depth275–1,530 m
- Water temperature10–30 °C
- Best monthsAugust
- How commonRare
About this species
Grammatostomias dentatus is a species of barbeled dragonfish in the family Stomiidae. The species has been observed in the Atlantic Ocean west of Cape Verde, and fully-grown members of the species can reach a maximum length of 15.9 centimeters.
Text from the Wikipedia article “Grammatostomias dentatus”, 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: 1 records
- February: 1 records
- March: 1 records
- April: 1 records
- May: 1 records
- June: 1 records
- July: 1 records
- August: 4 records
- September: 0 records
- October: 1 records
- November: 0 records
- December: 1 records
Depth and water temperature
Depth
Mostly recorded at 275–1,530 m · Deepest record: 3,784 m
Water temperature
Recorded in surface water of 10–30 °C
Names and classification
- English
- Luminousline Dragonfish, torpedo dragonfish
Other scientific names: Lamprotoxus angulifer
Similar species
Manylight fangfishChauliodus sloani
- Pacific viperfish
Chauliodus macouni
Straightline dragonfishBorostomias antarcticus
Pacific blackdragonIdiacanthus antrostomus
- Scaleless dragonfish
Echiostoma barbatum
- Black dragonfish
Idiacanthus atlanticus
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).
- 27 open-data records from 1885 to 2016.
- Species data updated November 3, 2026.
Log what you see on your next dive
The free DiveHive diver app keeps your logbook with every sighting and shows what lives at the site you dive next.