1 Outdoor air pollution can cause ongoing throat irritation. Indoor pollution â tobacco smoke or chemicals â also can cause a chronic sore throat. Chewing tobacco, drinking alcohol and eating spicy foods also can irritate your throat.  Muscle strain.
Biosecurity is key to productive aquaculture systems. Biosecurity encompasses all measures designed to prevent diseases from occurring and from spreading by isolating, as much as possible, animal farm populations from external contamination. Recurring or prolonged contact with external environments (water, sediment, wildlife) favors the development of new diseases.
Snapper aquaculture has become an important industry in recent years. At Pisces Marine Aquaculture, fish are reared in a 10 m deep, nylon-netted enclosure offshore near Port Stephens, New South Wales. Farmed fish are exposed to more sunlight than wild fish and have a darker colouration.napper aquaculture has become an important industry in recent years. At Pisces Marine Aquaculture, fish are reared in a 10 m deep, nylon-netted enclosure offshore near Port Stephens, New South Wales. Farmed fish are exposed to more sunlight than wild fish and have a darker colouration.