Coccidiosis in poultry
- 7 species of Eimeria are found in domestic chickens.
|
Species |
Predilection site |
Prepatent period (hours) |
|
Eimeria ocervulina |
Duodenum |
89 |
|
E. bounelti |
Lower small intestine, Caeca, Rectum |
120 |
|
E. maxima |
Mid-small intestine |
120 |
|
E. mitis |
Small intestine, Caeca, rectum |
91 |
|
E. necatrix |
Small intestine |
138 |
|
E. praecox |
Small intestine |
84 |
|
E. tenella |
Caeca |
132 |
- Identification is based on location in intestine and associated pathology
- Coccidiosis in chicken occur in three form:
- Intestinal coccidiosis: Caused by necatrix, E. maxima, E. acervuline, E. mivat
- Caecal Coccidiosis: tenella
- Rectal coccidiosis: brunelti