FisheriesThe fish louse Argulus clings to fish, pierces the skin to feed and causes sores and bleeding. Rohu in crowded ponds is especially vulnerable, and quarantine and regular checks are the main defence.
FisheriesFish farmed in closed waters such as ponds often suffer from ulcer disease, dropsy, fin and tail rot, fish lice and poor nutrition. The signs, causes and preventive steps, drawn from FAO guidance and Bangladeshi research.
LivestockJagonews24 opened a series on livestock diseases on 29 August 2017 with blood dysentery, or coccidiosis, a gut infection of cattle, buffalo, goats and sheep caused by single-celled Eimeria parasites. Here are its signs and prevention, with research published up to 2017.
