Coryphellina delicata

About this species

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

Text from the Wikipedia article “Coryphellina delicata”, 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: 3 records
February: 17 records
March: 17 records
April: 20 records
May: 11 records
June: 9 records
July: 8 records
August: 5 records
September: 8 records
October: 9 records
November: 4 records
December: 5 records

Depth and water temperature

Depth

Mostly recorded at 8–24 m · Deepest record: 36.6 m

0–10 m: 12 records
10–20 m: 19 records
20–30 m: 10 records
30–40 m: 2 records

Water temperature

Recorded in surface water of 21–29 °C

20–22 °C: 2 records
22–24 °C: 3 records
24–26 °C: 22 records
26–28 °C: 6 records
28–30 °C: 20 records

Photos

(c) Ewout Knoester, some rights reserved (CC BY-SA) · CC BY-SA · iNaturalist
(c) Ewout Knoester, some rights reserved (CC BY-SA) · CC BY-SA · iNaturalist
(c) Dan Schofield, some rights reserved (CC BY) · CC BY · iNaturalist
(c) Bernard Picton, some rights reserved (CC BY) · CC BY · iNaturalist
(c) Gregor Bailar, some rights reserved (CC BY) · CC BY · iNaturalist

Names and classification

Names in 2 more languages

Japanese: ツマベニミノウミウシ
Simplified Chinese: 優美扇羽海蛞蝓

Other scientific names: Flabellina delicata

Similar species

Desirable Flabellina
Coryphellina exoptata
Purple Flabellina
Coryphellina rubrolineata
Coryphellina flamma
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).
57 open-data records from 1988 to 2026.
Species data updated October 26, 2026.