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Photographic gallery.  Thousands of particles under the microscope.
Keratella quadrata

Keratella quadrata

This is from a filtered sample of stormsewer water, Longview, Washington, USA.

Transmitted Apofocal Illumination

Definition/Function:

Keratella quadrata is a Rotifera: Monogonanta: Ploima: Brachionidae.

Significance in the Environment:

Characteristic Features:

Associated Particles:

References: