Image of Ephydatia fluviatilis

Description:

Sampling date 03/2021. Scale bars indicate 100 µm (1), 25 µm (2, 3).

Three images.

First:Gemmula of Ephydatia fluviatilis. Most freshwater sponges produce gemmulae, globular bodies containing totipotent cells protected by a shell of the biopolymer spongin in order to survive unfavorable living conditions.Second and third:Close-up of the spongin layer of a gemmula.

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Place name: Historical Eider Canal Rathmannsdorf (Schleswig-Holstein, Germany) 
Latitude: 54.38023557     Longitude: 10.07928818

Microscope Zeiss Axioplan, camera Olympus OM-D M5 MKII. DOF images.

© Wolfgang Bettighofer,
images under Creative Commons License V 3.0 (CC BY-NC-SA).
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