Jolly Green Giant
Miamira sinuata
- Usual depth6–23 m
- Water temperature20–30 °C
- Best monthsMarch, April, and May
- How commonRare
About this species
Miamira sinuata is a species of colorful dorid nudibranch, a sea slug, a shell-less marine gastropod mollusk in the family Chromodorididae. This species is found in the Indo-Pacific.
Text from the Wikipedia article “Miamira sinuata”, 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: 16 records
- February: 7 records
- March: 24 records
- April: 29 records
- May: 35 records
- June: 15 records
- July: 9 records
- August: 19 records
- September: 12 records
- October: 14 records
- November: 20 records
- December: 16 records
Depth and water temperature
Depth
Mostly recorded at 6–23 m · Deepest record: 50.3 m
Water temperature
Recorded in surface water of 20–30 °C
Names and classification
- English
- Jolly Green Giant, Wavy Lobe-margin Dorid
Names in 3 more languages
- French
- Géant vert
- Japanese
- ミアミラウミウシ, ヨセナミウミウシ, ヨセナミウミウシ(仮称)
- Simplified Chinese
- 曲紋多彩海蛞蝓, 黃緣美麗海麒麟
Other scientific names: Ceratosoma sinuatum, Doris sinuata, Miamira nobilis
Similar species

Pancake Lobe-margin DoridMiamira miamirana
- Yellow Dragon Lobe-margin Dorid
Miamira moloch
Slender ceratosoma nudibranchCeratosoma gracillimum
Elongate Pantechnicon DoridCeratosoma tenue
T-bar Pantechnicon DoridCeratosoma trilobatum
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).
- 231 open-data records from 1976 to 2026.
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