Codium fragile, known commonly as green sea fingers, dead man's fingers, felty fingers, forked felt-alga, stag seaweed, sponge seaweed, green sponge, green fleece, and oyster thief, is a species of seaweed in the family Codiaceae. It originates in the Pacific Ocean near Japan and has become an invasive species on the coasts of the Northern Atlantic Ocean.
Photo: @ricmola · iNaturalist · CC BY-NC
Dead Man's Fingers
Codium fragile
- Observations in the area
- 3
- Last sighting
- 6 August 2025
- Category
- Plants
Species and sighting data come from the iNaturalist platform and may change over time.
Where it has been observed
More photos
Photo: @dinobiancolini · iNaturalist · CC BY-NC
Photo: Andra Waagmeester · iNaturalist · CC0
Photo: Calum McLennan · iNaturalist · CC BY-NC
Photo: @jzounes · iNaturalist · CC BY-NC
Photo: Calum McLennan · iNaturalist · CC BY-NC
Photo: @jacintaj · iNaturalist · CC BY-NC
Photo: Saryu Mae 前 朝琉 · iNaturalist · CC BY
Photo: @miguel_angel_95 · iNaturalist · CC BY-NC
Other species in the same category
Plants
Rough Bindweed
Smilax aspera
27 observations in the area
Photo: @coleiche · iNaturalist · CC BY-NC
Plants
Sea Daffodil
Pancratium maritimum
21 observations in the area
Photo: @giulia_artemisia · iNaturalist · CC BY-NC
Plants
Large-fruited juniper
Juniperus macrocarpa
21 observations in the area
Photo: @Gregorio.gc · iNaturalist · CC BY-SA
Plants
Mastic
Pistacia lentiscus
18 observations in the area
Photo: @anonymous · iNaturalist · CC BY-SA
Nature data: iNaturalist
Sighting data also come from open nature platforms and may change over time.