Nassarius granifer
- Usual depth3–28 m
- Water temperature23–30 °C
- Best monthsSeptember and November
- How commonRare
Photo credit: (c) Debra Baker, some rights reserved (CC BY) · CC BY · iNaturalist
About this species
Nassarius granifer, common name the granulated dog whelk or granulated nassa, is a species of sea snail with an operculum, a marine gastropod mollusc in the family Nassariidae, the mud snails or dog whelks.
Text from the Wikipedia article “Nassarius granifer”, licensed CC BY-SA 4.0. Read the article
Where and when
Where it has been recorded
Worldwide
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Best months
Worldwide (open data)
- January: 7 records
- February: 10 records
- March: 24 records
- April: 8 records
- May: 10 records
- June: 9 records
- July: 17 records
- August: 11 records
- September: 36 records
- October: 17 records
- November: 41 records
- December: 18 records
Depth and water temperature
Depth
Mostly recorded at 3–28 m · Deepest record: 54 m
Water temperature
Recorded in surface water of 23–30 °C
Photos
(c) Debra Baker, some rights reserved (CC BY) · CC BY · iNaturalist 
(c) Emanuele Santarelli, some rights reserved (CC BY-SA) · CC BY-SA · iNaturalist
Names and classification
Other scientific names: Buccinum graniferum, Buccinum verrucosum, Nassa (Arcularia) granifera, Nassa granifera, Nassa perlata, Nassarius (Plicarcularia) granifer, Nassarius (Plicarcularia) graniferus, Nassarius graniferus, Nassarius granuliferus, Plicarcularia granifera
Similar species
Crowned nassaNassarius coronatus
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).
- 289 open-data records from 1834 to 2012.
- Species data updated November 4, 2026.
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