Common Water-Borne Micro-Organisms
UV-C Dosage Requirements For Common Water-Borne Micro-Organisms
Viruses, Moulds, Yeasts, Protozoa, Algae, Micro-organisms at Fishersies
UV-C light can be used for disinfection of common water-borne micro-organisms. The table below indicates the most common micro-organisms found in water and the UV dose required for a 90% reduction. Contact us to discuss using UV disinfection for the inactivation of viruses, moulds, yeasts, protozoa and algae of concern to you.
Link to common water-borne bacteria
Micro-organism |
Required UV Dose |
Micro-organism |
Required UV Dose |
| VIRUSES | MOULDS | ||
| Adenovirus type 3 | 1-2 | Aspergilus amstelodami | 66-70 |
| Adenovirus type 40 | 52-55 | Aspergillus flavus | 40-100 |
| Bacteriophage (E.coli virus) | 2-3 | Aspergillus glaucus | 44 |
| Coliphage | 1-4 | Aspergillus niger | 44-132 |
| Coxsackie virus A9 | 12 | Cladosporium herbarum | 30-70 |
| Coxsackie virus B1 | 15-16 | Fungi from manure, soil | 120 |
| Echovirus 1 | 11 | Fusarium | 25-35 |
| Echovirus 11 | 12 | Mucor mucedo | 50-70 |
| Enterovirus | 4-35 | Mucor racemosus A | 17 |
| Feline calicivirus | 7-8 | Mucor racemosus B | 17 |
| Hepatitis A virus | 4 | Mucor ramosissimus | 17 |
| Hepatitis B virus | 3-11 | Olpidium | 35 |
| Infectious hepatitus virus | 5-8 | Oospara lactis | 5 |
| Influenza virus | 2-4 | Penicillium chrysogenum | 30-50 |
| IHN-virus | 2 | Penicillium digitatum | 29-100 |
| ILA-virus | 4 | Penicillium expansum | 13 |
| IPN-virus | 120 | Penicillium roqueforti | 13 |
| MS2 coliphage | 19-28 | Phytophtora | 35 |
| Poliovirus | 3-7 | Pythium | 35 |
| Poliovirus 1 | 7-11 | Rhizopus nigricans | 110-200 |
| Poliovirus 2 | 12 | Scopulariopsis brevucaulis | 30-80 |
| Poliovirus 3 | 10 | Verticillium | 35 |
| Staphylococcus aureus phage A994 | 10 | PROTOZOA | |
| Reovirus 1 | 15-16 | Acanthamoeba castellini; | 34 |
| Rotavirus | 6 | Chorella vulgarus | 7-14 |
| RotavirusSAH | 6-9 | Cryptosporidium parvum oocyst | 2 |
| Tabacco mosaic virus | 75 | Giardia lamblia, cyst | 2 |
| YEASTS | Giardia muris | 2 | |
| Bakers yeast | 4 | Nematoda | 115-135 |
| Brewers yeast | 10 | Nematoda eggs | 31-51 |
| Cake yeast | 4-5 | Paramecium species | 64-200 |
| Gunger yeast | 19 | ALGAE | |
| Pichia | 35 | Blue algea | 300-600 |
| Saccharomyces carlsbergensis | 10 | Chlorella vulgaris | 14 |
| Saccharomyces cerevisiae | 6 | Green algea | 300-600 |
| Saccharomyces ellipsoideus | 4-6 | Phytoplankton | 35-100 |
| Saccharomyces sake | 8-9 | Diatoms | 45 |
| Saccharomyces turpidans | 9 | Flagellates | 70-75 |
| Saccharomyces uvarum | 3-4 | Dinoflagellates | 100-150 |
| Saccharomyces willianus | 34 | ||
| Torula spaerica | 2-3 | ||
| Yeast, in general | 4-6 | ||
| MICRO-ORGANISMS AT FISHERIES | |||
| Chilodonella cyprini | 1000 | ||
| Cryptcaryon irritans | 800 | ||
| Fungi (typical) | 24 | ||
| Ichthyophthirius species | 100-336 | ||
| Ichthyophthirius (white spot) | 40 | ||
| Infectious pcmorcatio noorooie (IPN) | 60 | ||
| Oodinium ocellatum | 35 | ||
| Paramecium species | 200 | ||
| Saprolegnia species | 10-35 | ||
| Sarcina lutea | 27 | ||
| Trichodina nigra | 159 | ||
| Viral hemorrhagic sepricaemia (VHS) | 10 |
