ANIMAL AND INSECT HAZARDS

Crocodiles

Crocodiles are separated into two different species: saltwater and freshwater. Both species are found in the tropical north of Australia and have a history of attacking humans. The crocodile most notorious and aggressive is the saltwater crocodile. Despite its name, saltwater crocodiles can also be found in freshwater environments and will move from water body to water body depending on the season and food supply.

Sharks

There is a common misperception that sharks are only found in the ocean however, there are some species that make their home in inland waterways. One species, the bull shark, can adapt to a fresh habitat. The bull shark has been found thousands of kilometres upstream from the mouth of rivers. They are an unpredictable and aggressive species. The bull shark is commonly listed as being one of the top two species of sharks involved in attacks on humans. Bull sharks are found in warmer waters from Perth in the west, around the top of Australia and down the east coast to Sydney.

Snakes

Venomous snakes are found throughout Australia. Several species of snakes are known to be good swimmers and many other snakes are found in the vegetation around water bodies.  The most common species of venomous snakes to be found around inland waterways include: the brown snake, tiger snake, red bellied black snake and the Australian copperhead.

Other animals

There are many other animals near and around inland waterways that can be dangerous to humans. For example, the iconic platypus can deliver a painful sting. Stingrays can also be found in inland waterways such as estuaries or rivers with tidal movement. Stingrays have barbs on their tails and will use them for self-defence.

Insects and spiders

There are many venomous insects and spiders which can be hazardous to users of waterways and lead to illness, injury or death.