Cholera and Other Vibrio Illness Surveillance (COVIS)
The Cholera and Other Vibrio Illness Surveillance (COVIS) system is used for reporting human infections with pathogenic (illness-causing) species of the family Vibrionaceae, which cause vibriosis and cholera. CDC maintains this surveillance system.
CDC initiated COVIS in collaboration with the Food and Drug Administration and four Gulf Coast states (Alabama, Florida, Louisiana, and Texas) in 1989. Health officials report cases of vibriosis and cholera using the COVIS report form pdf icon[PDF – 7 pages], which captures the following information:
- a description of the person’s illness and underlying health conditions
- recent seafood consumption
- recent exposure to bodies of water, raw or live seafood or their drippings, or marine life
- source(s) of implicated seafood
Information from COVIS helps track Vibrio infections and determine patient, food, and environmental risk factors for these infections.
- 2014 pdf icon[PDF – 11 pages]
- 2013 pdf icon[PDF – 13 pages]
- 2012 pdf icon[PDF – 9 pages]
- 2011 pdf icon[PDF – 10 pages]
- 2010 pdf icon[PDF – 9 pages]
- 2009 pdf icon[PDF – 6 pages]
- 2008 pdf icon[PDF – 7 pages]
- 2007 pdf icon[PDF – 9 pages]
- 2006 pdf icon[PDF – 8 pages]
- 2005 pdf icon[PDF – 8 pages]
- 2004 pdf icon[PDF – 11 pages]
- 2003 pdf icon[PDF – 9 pages]
- 2002 pdf icon[PDF – 7 pages]
- 2001 pdf icon[PDF – 7 pages]
- 2000 pdf icon[PDF – 5 pages]
- 1999 pdf icon[PDF – 7 pages]
- 1997-1998 pdf icon[PDF – 7 pages]
- Foodborne Diseases Active Surveillance Network (FoodNet)
- Foodborne Disease Outbreak Surveillance System (FDOSS)
- National Antimicrobial Resistance Monitoring System for Enteric Bacteria (NARMS)
- National Molecular Subtyping Network for Foodborne Disease Surveillance (PulseNet)
- National Notifiable Diseases Surveillance System (NNDSS)
- National Outbreak Reporting System (NORS)