Western Chromodoris

Chromodoris westraliensis

Nudibranchs
IUCN: Not evaluated

Usual depth4–28 m
Water temperature19–25 °C
Best monthsJanuary, February, and March
How commonOccasional

Photo credit: (c) Grady Duffy, some rights reserved (CC BY) · CC BY · iNaturalist

About this species

Chromodoris westraliensis is a species of very colourful sea slug, a dorid nudibranch, a marine gastropod mollusc in the family Chromodorididae.

Text from the Wikipedia article “Chromodoris westraliensis”, 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: 107 records
February: 111 records
March: 147 records
April: 74 records
May: 36 records
June: 30 records
July: 36 records
August: 18 records
September: 36 records
October: 29 records
November: 36 records
December: 58 records

Depth and water temperature

Depth

Mostly recorded at 4–28 m · Deepest record: 30 m

0–10 m: 13 records
10–20 m: 0 records
20–30 m: 2 records
30–40 m: 1 records

Water temperature

Recorded in surface water of 19–25 °C

18–20 °C: 6 records
20–22 °C: 38 records
22–24 °C: 7 records
24–26 °C: 8 records

Photos

(c) desertnaturalist, some rights reserved (CC BY) · CC BY · iNaturalist
no rights reserved · CC0 1.0 · iNaturalist
(c) Debra Baker, some rights reserved (CC BY) · CC BY · iNaturalist
(c) Belinda Forbes, some rights reserved (CC BY) · CC BY · iNaturalist
(c) Lawrence Hylton, some rights reserved (CC BY) · CC BY · iNaturalist
(c) mapefrli, some rights reserved (CC BY) · CC BY · iNaturalist
(c) Grady Duffy, some rights reserved (CC BY) · CC BY · iNaturalist

Names and classification

English: Western Chromodoris

Other scientific names: Chromodoris westralensis, Glossodoris westraliensis

Similar species

Anna's Chromodoris
Chromodoris annae
Chromodoris colemani
Elisabeth's Chromodoris
Chromodoris elisabethina
Pyjama Rainbow Dorid
Chromodoris lochi
Magnificent Chromodoris
Chromodoris magnifica
Oriental Sea Slug
Chromodoris orientalis

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).
189 open-data records from 1958 to 2025.
Species data updated November 1, 2026.

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