Microbiological investigations

Routine investigations:

• Escherichia coli

• Coliformes

• Total number of bacteria

Suspicion of faecal pollution:

• Faecal streptococci

Clostridia

• Camphylobakter spp.

• Yersinia spp.

• Salmonella

• Aeromonas

• perhaps parasite

(Cryptosporidia specc.,

Giardia specc.)

First Selection

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