White-stripe Rainbow Dorid

Verconia norba

Nudibranchs
IUCN: Not evaluated

Usual depth7–23 m
Water temperature18–29 °C
Best monthsApril, May, and June
How commonRare

Photo credit: (c) Georgina Jones, some rights reserved (CC BY-SA) · CC BY-SA · iNaturalist

About this species

Verconia norba is a species of colorful sea slug, a dorid nudibranch, a shell-less marine gastropod mollusk in the family Chromodorididae.

Text from the Wikipedia article “Verconia norba”, 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: 15 records
February: 21 records
March: 29 records
April: 47 records
May: 62 records
June: 51 records
July: 17 records
August: 29 records
September: 20 records
October: 28 records
November: 15 records
December: 17 records

Depth and water temperature

Depth

Mostly recorded at 7–23 m · Deepest record: 50 m

0–10 m: 21 records
10–20 m: 73 records
20–30 m: 21 records
30–40 m: 1 records
40–50 m: 1 records
50–60 m: 1 records

Water temperature

Recorded in surface water of 18–29 °C

16–18 °C: 1 records
18–20 °C: 6 records
20–22 °C: 51 records
22–24 °C: 21 records
24–26 °C: 40 records
26–28 °C: 11 records
28–30 °C: 19 records

Photos

Names and classification

English: White-stripe Rainbow Dorid

Names in 3 more languages

French: Verconie de Norba
Japanese: アラリウミウシ
Simplified Chinese: 寬帶維洛海蛞蝓

Other scientific names: Noumea norba

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).
166 open-data records from 1975 to 2026.
Species data updated October 31, 2026.

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