Purple Flabellina

About this species

Coryphellina rubrolineata is a species of sea slug, an aeolid nudibranch, a marine heterobranch mollusc in the family Flabellinidae.

Text from the Wikipedia article “Coryphellina rubrolineata”, 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: 32 records
February: 38 records
March: 53 records
April: 63 records
May: 36 records
June: 41 records
July: 47 records
August: 54 records
September: 68 records
October: 57 records
November: 39 records
December: 33 records

Depth and water temperature

Depth

Mostly recorded at 6–27 m · Deepest record: 36.6 m

0–10 m: 13 records
10–20 m: 19 records
20–30 m: 4 records
30–40 m: 3 records

Water temperature

Recorded in surface water of 16–30 °C

14–16 °C: 4 records
16–18 °C: 0 records
18–20 °C: 0 records
20–22 °C: 18 records
22–24 °C: 3 records
24–26 °C: 9 records
26–28 °C: 39 records
28–30 °C: 313 records

Photos

(c) Robin White, some rights reserved (CC BY) · CC BY · iNaturalist
(c) Jessica, some rights reserved (CC BY) · CC BY · iNaturalist
(c) Jessica, some rights reserved (CC BY) · CC BY · iNaturalist
(c) Julien Renoult, some rights reserved (CC BY) · CC BY · iNaturalist
(c) Robin White, some rights reserved (CC BY) · CC BY · iNaturalist

Names and classification

English: Purple Flabellina

Names in 3 more languages

French: Flabelline à lignes rouges
Japanese: セスジミノウミウシ
Simplified Chinese: 紅扇羽海蛞蝓, 紅紋扇羽海蛞蝓

Other scientific names: Flabellina rubrolineata

Similar species

Desirable Flabellina
Coryphellina exoptata
Coryphellina delicata
Coryphellina flamma
Coryphellina lotos
Coryphellina poenicia
Coryphellina pseudolotos

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).
578 open-data records from 1959 to 2025.
Species data updated October 26, 2026.