A gentle-looking ciliate

Among a group of large, active ciliates, there is a tiny, delicate ciliate. It seems to be foraging among particles in a gentle way.

Commentary by Prof. Yuji Tsukii, Hosei University
This organism is Cinetochilum margaritaceum.

http://protist.i.hosei.ac.jp/PDB/Im.....

It is often found in soils rich in humus (decomposing organic matter).

Sampling Date : 08 August 2009

Sampling Site : Hirose River A  Google Map