Duck septicemia disease caused by the bacterium Riemerella anatipestifer is an acute and highly dangerous infectious disease in ducklings aged 1–8 weeks, with a high mortality rate. Vemedim will provide detailed information on the causes, symptoms, and effective prevention-treatment strategies for this disease, helping farmers proactively protect their flocks through the content below.
Causes of duck septicemia
Septicemia is a common infectious disease in ducks and geese of all ages, especially dangerous for ducklings aged 1–8 weeks. The disease spreads rapidly, with a high mortality rate that can reach up to 75% depending on environmental conditions and farming management.
Duck septicemia is caused by the bacterium Riemerella anatipestifer. This is a Gram-negative (G-) bacterium capable of direct or indirect transmission, especially in ducks or geese with skin lesions or damaged feathers. Favorable conditions for the disease include:
- It often appears after prolonged rainy periods and in humid weather.
- All ages are at risk, but 1–8-week-old ducklings and goslings are the most susceptible and have a high mortality rate.
Routes of transmission:
- Through the respiratory tract: The bacteria enter when the flock inhales air contaminated with pathogens.
- Through the digestive tract: Pathogens are present in nasal secretions and contaminate feed and drinking water.
- Through the skin: The bacteria enter through scratches, especially on the feet and damaged skin areas.
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Symptoms of duck septicemia
Septicemia shows clear signs in ducklings and goslings with the following symptoms:
- Early symptoms: Ducks/geese lose appetite, become lethargic, weak, and have green diarrhea.
- Systemic symptoms: High fever, depression, difficulty moving, watery eyes, nasal discharge, sneezing.
- Neurological and movement signs: Arthritis causes difficulty walking, head tremors, and backward tilting. When excited, the animal runs unsteadily, falls over, lies on its back with a tilted head, paddles its legs in the air, or swims in circles on the water surface.
- Characteristic signs: Convulsions, leg weakness, wing paralysis, leg paralysis, or paddling legs.
- In laying ducks/geese: Inflammation of the oviduct, containing a large amount of yellow fluid inside.
Treatment of duck septicemia
Because the disease is caused by bacteria, it must be treated with a combination of sanitation, nutrition, and antibiotics as follows:
- Step 1: Clean and disinfect the environment
- Use the disinfectant Vemedim BKC (GSGC) once daily in barns and grazing areas.
- Keep feed, drinking water, and waste clean, and reduce stocking density.
- Step 2: Supplement nutrition, vitamins, and electrolytes
- Mix nutritional water, vitamins, and electrolytes Vemedim Vime Tax T with water for ducks to drink to help prevent dehydration, boost resistance, provide acute detoxification, increase energy, and support recovery.
- Use vitamin K Vemedim Aminovit to prevent hemorrhage and provide energy.
- Step 3: Use injectable or oral antibiotics for affected individuals.
- Step 4: Use preventive antibiotics for the whole flock to prevent secondary Salmonella and E. coli infections.
- Step 5: Add digestive enzymes Vemedim Probisol (GSGC) to balance the intestinal microbiota, reduce diarrhea, improve digestion, produce firm and dry droppings, and reduce odor.
Note: Do not mix digestive enzymes with antibiotics.
Prevention of duck septicemia
Preventing septicemia requires a combination of environmental sanitation, farming management, boosting resistance, and rational antibiotic prophylaxis. It can be divided into the following specific steps:
Step 1: Cleanliness and disinfection of the farming environment
Objective: Eliminate pathogens in barns, feed, and drinking water, reducing the risk of spread.
How to do it:
- Keep barns, grazing areas, feed, and drinking water clean at all times with Vemedim Disina, and do not allow waste, manure, or shed feathers to accumulate.
- Barns should be cleaned and regularly sprayed with specialized disinfectant solutions.
- Grazing areas should be cleaned and sun-dried to reduce humidity and destroy pathogens, while also lowering stocking density.
- Feed must be stored in a dry place, protected from mold, and can be periodically disinfected to eliminate bacteria.
Step 2: Strengthen the flock’s resistance
Objective: Help ducks and geese develop a strong immune system, reduce disease risk, and lower mortality.
Measures:
- Supplement electrolytes and vitamins Vemedim Senarex to help prevent dehydration, boost resistance, and support recovery.
- Provide acute detoxification and energy boosting to enhance detoxification capacity, supply energy, and help the flock recover quickly after stress or illness.
- Balance the intestinal microbiota and reduce diarrhea with Enter Lactyl to reduce odor and improve feed digestion.
Note: Do not mix digestive enzymes with antibiotics to avoid reducing the enzymes’ effectiveness.
Step 3: Disease control and rational antibiotic prophylaxis
Objective: Prevent the growth of Riemerella anatipestifer and secondary diseases caused by Salmonella and E. coli.
Measures:
- Monitor the flock regularly, detect sick individuals early for isolation or treatment.
- Prevent secondary Salmonella and E. coli infections.
- Maintain appropriate barn temperature and humidity, limit drafts, and avoid dampness.
Step 4: Monitoring and maintaining regular hygiene
- Periodically check the water system, feed, and bedding.
- Carry out comprehensive disinfection of barns and grazing areas 1–2 times per week.
To effectively control duck septicemia , farmers need to implement synchronized measures: proper barn environment management, disinfection and sterilization, sourcing quality stock, and regularly monitoring flock health. When these steps are carried out seriously, farmers can minimize losses from the disease and improve farming efficiency. If you need further support on treatment solutions or poultry care, please contact Vemedim for advice!


