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What to look for
Newcastle disease only affects birds, particularly poultry, such as chickens. It can cause illness and death in large numbers of birds quickly. Infected birds may show signs of:
loss of appetite, coughing, gasping, nasal discharge, watery eyes, bright green diarrhoea and…
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Mikania micrantha
What to look for
A fast growing vine with heart-shaped leaves in opposite pairs along the stem. Flowers are small greenish-white and found mainly at the end of stems.
What you can do
Do not move plants, plant material or soil out of the Torres Strait Protected Zone to the…
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(Sternochetus frigidus)
What to look forWeevils in rotten mango pulp in seemingly unspoilt fruit.What you can doDo not move plants, plant material or fruit out of the Torres Strait Protected…
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Limnocharis flava
What to look for
An aquatic weed that grows to about one metre in height with pale green oval leaves and yellow flowers, each with three petals and numerous bright yellow stamens.
What you can do
Do not move plants, plant material or soil out of the Torres Strait Protected…
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Phytoplasmas
What to look for
Depending on the disease, look for:
fronds turning brown and hanging down the stem before falling
dry rot developing in the newly expanding spear
the premature dropping of fruit of all ages, ripe or otherwise
rotting and blackening of newly opened flowering…
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Caused by Candidatus Liberibacter asiaticus (formerly known as citrus greening disease).
What to look for
Blotchy yellowing of citrus plant leaves and in some instances, misshapen, sour and bitter fruit.
What you can do
Do not move plants, plant material, fruit (especially citrus…
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Caused by Fusarium oxysporum f. sp.cubensealso known as Panama disease.
What to look for
Bright yellow banana plant leaves and if the stem is cut crossways close to the base, brown, red or yellow rings of discoloured tissue.
What you can do
Do not move fresh fruit south out of the Torres…
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What to look for
Fruit may look healthy, but could be rotten on the inside and full of maggots. Look for small spots on the skin of fruit surrounded by rot.
What you can do
Do not move fresh fruit south out of the Torres Strait Protected Zone to the Torres Strait Permanent Biosecurity…
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What to look for
fever, drooling and reluctance to move in cattle, pigs, sheep, buffalo, deer, camelids and goats
blisters on the mouth, snout, tongue, lips or between and above the hooves on the feet; blisters may be intact or ruptured, exposing raw, painful tissue. …
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Caused by Xanthomonas citri subsp. citri
What to look for
Warty-rust-brown spots (cankers) on the leaves, shoots and twigs and sometimes on the fruit of citrus plants.
What you can do
Do not move plants, plant material, fruit (especially citrus fruit) or soil out of the Torres Strait…
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