DiscoverSpeciesOther invertebrates
Hydroides minax
- Water temperature23–29 °C
- Best monthsAugust
- How commonRare
Where and when
Where it has been recorded
Worldwide
Loading the map
Best months
Worldwide (open data)
- January: 1 records
- February: 1 records
- March: 5 records
- April: 0 records
- May: 3 records
- June: 4 records
- July: 5 records
- August: 11 records
- September: 1 records
- October: 6 records
- November: 4 records
- December: 0 records
Depth and water temperature
Water temperature
Recorded in surface water of 23–29 °C
Names and classification
Names in 1 more languages
- Japanese
- ハナマガリカンザシゴカイ
Other scientific names: Eupomatus minax, Hydroides monoceros, Serpula (Hydroides) monoceros, Serpula minax
Similar species
- Tube-building worm
Hydroides elegans
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).
- 120 open-data records from 1878 to 2014.
- 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.