Nassarius pyrrhus

About this species

Nassarius pyrrhus, common name the red-banded nassa, is a species of sea snail, a marine gastropod mollusc in the family Nassariidae, the nassa mud snails or dog whelks.

Text from the Wikipedia article “Nassarius pyrrhus”, 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: 114 records
February: 64 records
March: 93 records
April: 110 records
May: 40 records
June: 30 records
July: 36 records
August: 46 records
September: 57 records
October: 85 records
November: 62 records
December: 64 records

Depth and water temperature

Depth

Mostly recorded at 0–7 m · Deepest record: 34 m

0–10 m: 47 records
10–20 m: 2 records
20–30 m: 0 records
30–40 m: 1 records

Water temperature

Recorded in surface water of 14–29 °C

12–14 °C: 8 records
14–16 °C: 322 records
16–18 °C: 92 records
18–20 °C: 43 records
20–22 °C: 11 records
22–24 °C: 0 records
24–26 °C: 2 records
26–28 °C: 0 records
28–30 °C: 1 records

Photos

(c) Rod Lowther, some rights reserved (CC BY) · CC BY · iNaturalist
(c) Andrew Parker, some rights reserved (CC BY) · CC BY · iNaturalist
(c) ttsquid, some rights reserved (CC BY) · CC BY · iNaturalist
(c) ttsquid, some rights reserved (CC BY) · CC BY · iNaturalist
(c) James K. Douch, some rights reserved (CC BY-SA) · CC BY-SA · iNaturalist
(c) porkytama, some rights reserved (CC BY) · CC BY · iNaturalist

Names and classification

Other scientific names: Alectrion victorianus, Arcularia victoriana, Buccinum fasciatum, Buccinum jacksonianum, Buccinum pyrrhum, Nassa (Tritia) dealbata, Nassa dealbata, Nassa fasciata, Nassarius (Zeuxis) pyrrhus, Nassarius dealbatus, Nassarius victorianus, Niotha pyrrhus

Similar species

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).
769 open-data records from 1911 to 2014.
Species data updated November 4, 2026.