This video presents a method for the detection and enumeration of somatic coliphages by incubating the sample with an appropiate host strain. The method is applicable to all kinds of water, sediments and sludge extracts, after dilution. The method is also applicable to shellfish extracts.

Recorded in the laboratories of the MARS group in the department of Genetics, Microbiology and Statistics, Faculty of Biology of University of Barcelona. Funded by the MARS group, the Water Research Institute of the University of Barcelona and the Environmental Laboratory, City of Santa Cruz (California, USA).