Blackfin Roughy
Hoplostethus melanopterus
- Usual depth455–1,344 m
- Water temperature20–29 °C
- Best monthsAugust
- How commonRare
About this species
The blackfin roughy is a slimehead of the order Beryciformes. It has a very wide distribution across the Atlantic, Pacific, and Indian Oceans. It can reach sizes of up to 14.0 cm (5.5 in) TL. It is a deepwater fish, living between 454–1,500 m (1,490–4,921 ft) deep.
Text from the Wikipedia article “Blackfin roughy”, 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: 0 records
- February: 1 records
- March: 5 records
- April: 3 records
- May: 0 records
- June: 1 records
- July: 1 records
- August: 13 records
- September: 2 records
- October: 0 records
- November: 1 records
- December: 1 records
Depth and water temperature
Depth
Mostly recorded at 455–1,344 m · Deepest record: 1,344.2 m
Water temperature
Recorded in surface water of 20–29 °C
Names and classification
- English
- Blackfin Roughy, Blackfin Sawbelly
Similar species
- Western Pacific Roughy
Hoplostethus japonicus
- Blackfin Roughy
Hoplostethus melanopus
- Big roughy
Gephyroberyx darwinii
- Hawaiian Luminous Roughy
Aulotrachichthys heptalepis
- Philippine Luminous Roughy
Aulotrachichthys latus
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).
- 32 open-data records from 1908 to 2009.
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