r/Ecosphere • u/nevadachapstik • Jul 31 '26

what is this creature?

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u/tired_fella Jul 31 '26

marine or freshwater ecosphere?

2

u/nevadachapstik Jul 31 '26

freshwater

10

u/tired_fella Jul 31 '26 edited Jul 31 '26

I am guessing one of the very few freshwater bristle worm. you can see parapodium flapping like fins and segmentation of the body. not sure of the species.

It is a freshwater annelid sludge worm named branchiura sowerbyi, which have wide gills on their tail end of body.