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Respiratory Problems

Articles on respiratory diseases in poultry. Mycoplasma, Infectious Bronchitis, Aspergillosis, Infectious LaryngioTracheitis, Avian Influenza and more.

Bird Flu UK

Bird Flu (UK)

Avian Influenza, or Bird flu, is an infectious virus that affects many species of birds, including chickens, ducks, turkeys and geese. There have been a number of outbreaks around the World including here in the UK. This page intends to offer basic advice to backyard poultry keepers and will be updated …

Respiratory Disease

Mycoplasma Gallisepticum

Many backyard flocks these days are carrying Mycoplasma. There are many different kinds of Mycoplasma but Mycoplasma Gallisepticum (M.G) is the most common. Mycoplasma Gallisepticum causes respiratory disease and can weaken the birds immune system sufficiently for them to pick up any disease that they come into contact with. Small …



Gapeworms (Syngamus trachea) are included under ‘respiratory system’ since the adult worms reside in the trachea (or windpipe) and often produce a gurgling or ‘tracheal rattle’ that can be confused with respiratory problems. Gapeworm is common in pheasants but also affects chickens, guinea fowl and turkeys. Gapeworms can cause considerable losses in …


Aspergillosis is an infectious fungal disease affecting poultry in which birds will usually be left gasping for breath. The disease is contracted by inhalation when there is a high spore count in the air. Disinfectant has little effect on the spores. The incubation period of the infection is between 2 and …

Newcastle Disease

Newcastle Disease

Newcastle disease is fairly common around the world but thankfully, the UK doesn’t have many outbreaks (the last one according to DEFRA was 2006). The symptoms of Newcastle disease can be quite varied. Newcastle disease together with Avian Influenza (Bird Flu) is a notifiable disease in the UK.