Feeble organisms Two small organisms are attached to the surface of a swollen-looking, round organism, which is probably a weakened ciliate. The attached flagellate and diatom are also weak, as none of the three is moving at all.
Commentary by Prof. Yuji Tsukii, Hosei University
We can see a small attached diatom cell on the right side of the picture.
Sampling Date : 18 October 2009
Sampling Site : Hirose River A Google Map