During Mayor Anthony Williams' weekly press conference, Ted Gordon, Senior Deputy Director for Public Health Assurance , shows some mosquito dunks...
Isabel date: April 14, 2004 photog: Gerald Martineau Fredericksburg, VA neg: 154349 Health specialist seeks out mosquito breeding grounds for tests...
Isabel date: April 14, 2004 photog: Gerald Martineau Fredericksburg, VA neg: 154349 Health specialist seeks out mosquito breeding grounds for tests...
Isabel date: April 14, 2004 photog: Gerald Martineau Fredericksburg, VA neg: 154349 Health specialist seeks out mosquito breeding grounds for tests...
Leather Kevin Clark/The Washington Post Date: 7.24.2003 Neg #: 145048 Laurel, MD Magic Weisner finishes last in his first race after recovering from...
Field Technician Jeff Gay with the Sacramento-Yolo Mosquito and Vector Control District, holds a net of Gambusia affinis, or mosquitofish, prior to...
Field Technician Jeff Gay with the Sacramento-Yolo Mosquito and Vector Control District, checks a sample from an unmaintained swimming pool for...
Field Technician Jeff Gay with the Sacramento-Yolo Mosquito and Vector Control District, checks a sample from an unmaintained swimming pool for...
Field Technician Jeff Gay with the Sacramento-Yolo Mosquito and Vector Control District, looks over a map listing unmaintained swimming pools in...
Field Technician Jeff Gay with the Sacramento-Yolo Mosquito and Vector Control District, releases Gambusia affinis, or mosquitofish, into a...
Biologist Dan Saxon holds a female Phsorophora cillata he collected while inspecting mosquito-prone areas June 21, 2002 in Caddo Parish, Louisiana....
Biologist Dan Saxon cradles a chicken after taking a blood sample June 21, 2002 in Caddo Parish, Louisiana. Health experts have been inspecting...
Illustration of an adult Culex quinquefasciatus mosquito, one of the mosquito species in which West Nile virus has been found, 1976. Image courtesy...
Photograph showing Julie Gerberding, a former CDC director, speaking at a news conference regarding hurricane Isabel, the West Nile virus and a...
Photograph of Julie Gerberding, former CDC director, speaking in front of a group of reporters at an official press conference, addressing hurricane...
Photograph of Julie Louise Gerberding, MD, former CDC Director, speaking at a CDC press briefing on the growing human cases affected with the West...
Photograph of Julie Louise Gerberding, MD, former CDC Director, speaking at a press briefing regarding the growing areas affected with the West Nile...
Illustration of an adult Aedes vexans mosquito, one of the mosquito species in which West Nile virus has been found, 1976. Image courtesy CDC/James...
Photograph of an American robin's nest resting on a drain pipe, outside a CDC facility, with handwritten signs posted urging to preserve it; this...
Profile view of a small bird, standing on a branch, with a temporary red spray paint mark on its tail so it can be tracked for a Centers for Disease...
Technician holds a fish basket with a captured bird that will be tested for the West Nile Virus, 1974. Image courtesy Centers for Disease Control.
Detail view of human hands, one holding a bird, the other using a spray paint canister to create a temporary mark on the bird's tail so it can be...
Close up of a human hand putting a blood sample vial, that is part of the Centers for Disease Control's study of arboviruses that can infect humans,...
Detail view of a human hand holding a bird and using a syringe to extract blood from its jugular vein as part of a Centers for Disease Control study...
Man in a coastal landscape kneels in the sand over a cannon-net that has trapped several large birds, which will be used in Centers for Disease...
Contra Costa County Mosquito and Vector Control District technician Joe Hummel looks for mosquito larvae in a marsh April 9, 2009 in Concord,...
Contra Costa County Mosquito and Vector Control District technician Joe Hummel looks for mosquito larvae in a marsh April 9, 2009 in Concord,...
Neglected pool is green with algae at a foreclosed home April 9, 2009 in Concord, California. Unseasonably warm weather for Northern California in...
Contra Costa County Mosquito and Vector Control District technician Joe Hummel prepares to take mosquito larvae samples from a marsh April 9, 2009 in...
Mosquito larvae collected from a marsh are seen in plastic containers April 9, 2009 in Concord, California. Unseasonably warm weather for Northern...
Contra Costa County Mosquito and Vector Control District technician Joe Hummel looks for mosquito larvae in a marsh April 9, 2009 in Martinez,...
Contra Costa County Mosquito and Vector Control District technician Joe Hummel pours mosquito larvae samples into a plastic container April 9, 2009...
Contra Costa County Mosquito and Vector Control District technician Joe Hummel pours mosquito larvae samples into a plastic container April 9, 2009...
Mosquito sits on a stick April 9, 2009 in Martinez, California. Unseasonably warm weather for Northern California in January appears to have brought...
Contra Costa County Mosquito and Vector Control District technician Christopher Doll releases a bag of Gambusia affinis, better known as 'Mosquito...
Contra Costa County Mosquito and Vector Control District technician Christopher Doll inspects a water sample taken from a neglected pool at a...
Contra Costa County Mosquito and Vector Control District technician Christopher Doll inspects a neglected pool at a foreclosed home April 9, 2009 in...
Contra Costa County Mosquito and Vector Control District technician Christopher Doll collects a water sample taken from a neglected pool at a...
Contra Costa County Mosquito and Vector Control District technician Christopher Doll enters the yard of a forclosed home to inspect a neglected pool...
Close-up of the hands of a scientist extracting a blood sample from the wing of pigeon during a study of arboviruses, including West Nile Virus,...
Explosion of dust following the firing of a net cannon, used to capture birds during a field study of arboviruses including the West Nile Virus,...
Known as a vector for the West Nile virus, this Culex quinquefasciatus mosquito has landed on a human finger and is preparing to bite the affected...
Known as a vector for the West Nile virus, this Culex quinquefasciatus mosquito has landed on a human finger and is biting the affected person's...
photomicrograph of the head of a mosquito larva, culex pipens. secondary carrier of west nile virus. permanent mount (exoskeleton only), 5x objective, transmitted brightfield illumination. - west nile virus stockfoto's en -beelden
Contra Costa County Mosquito and Vector Control District technician Josefa Cabada prepares to release a bag of Gambusia affinis, better known as...
Contra Costa County Mosquito and Vector Control District technician Josefa Cabada inspects a neglected pool at a foreclosed home May 9, 2008 in...
Dead mosquitos are seen on the surface of a neglected pool at a foreclosed home May 9, 2008 in Concord, California. As home foreclossures continue to...
Mosquito larvae are seen on the surface of a neglected pool at a foreclosed home May 9, 2008 in Concord, California. As home foreclossures continue...
Contra Costa County Mosquito and Vector Control District technician Josefa Cabada posts a sign on a fence after she treated a neglected pool at a...
Sign is posted on a fence after Contra Costa County Mosquito and Vector Control District technician Josefa Cabada treated a neglected pool at a...
Gambusia affinis, better known as "Mosquito Fish," are seen in a bag before being released into a neglected pool infested with mosquitos at a...
Contra Costa County Mosquito and Vector Control District technician Josefa Cabada inspects a neglected pool at a foreclosed home May 9, 2008 in...
Contra Costa County Mosquito and Vector Control District technician Josefa Cabada releases a bag of Gambusia affinis, better known as "Mosquito Fish"...
Contra Costa County Mosquito and Vector Control District technician Josefa Cabada prepares to release a bag of Gambusia affinis, better known as...
Contra Costa County Mosquito and Vector Control District technician Josefa Cabada turns the water in a neglected pool at a foreclosed home May 9,...
Contra Costa County Mosquito and Vector Control District technician Josefa Cabada inspects a neglected pool at a foreclosed home May 9, 2008 in...
Contra Costa County Mosquito and Vector Control District technician Josefa Cabada holds a bag of Gambusia affinis, better known as "Mosquito Fish" at...
Contra Costa County Mosquito and Vector Control District technician Josefa Cabada carries a bag of Gambusia affinis, better known as "Mosquito Fish"...
Contra Costa County Mosquito and Vector Control District technician Josefa Cabada releases a bag of Gambusia affinis, better known as "Mosquito Fish"...
stockillustraties, clipart, cartoons en iconen met west nile virus particle, illustration - west nile virus
