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Feasting on particles

Particles in the river are composed of organic debris, aggregated soil particles, sand grains and minerals. Their surface is covered with nutrients and numerous bacteria, so various kinds of small protozoa take turns feeding. They appear to be enjoying the feast.

Commentary by Prof. Yuji Tsukii, Hosei University
I have no special comments in this video.

Sampling Date : 09 August 2009

Sampling Site : Hirose River B  Google Map

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