Top 7 Poisonous Fish In Australia (With Pictures)



1. Stingrays

Stingrays
Stingrays

With their long flat bodies, Stingrays may appear like fish, but they’re. They range from grey to dark brown in hue and have pale bellies. Stingrays feed on crustaceans as well as various invertebrates.

Its typical weight of 14 kilograms; however it can be up to 32 pounds. The stingray that is most commonly seen has been observed to grow to a length of 1.4 millimeters and 2.5 meters.

Stingrays are typically located in shallow waters of the coastal waters of temperate oceans. Stingrays are venomous with spines that hang from their tails.



2. Retail Catfishes

Retail Catfishes
Retail Catfishes

The eel tail catfish is catfish with tails stretched out in an eel-like way. These fish are eel-like in appearance. The seats of these fish are either bluntly or pointed. The majority of species have four barbels.

The eel-tailed catfish consume tiny insects and zooplankton, including chironomids, specifically the chironomid larvae. They can reach around 900 millimeters in length in length and 6.8 kilograms in weight.

The eel-tailed catfish is found in slow-moving lakes, streams, and ponds with fringing plants. Eelstail catfishes cause stings by releasing their venomous pectoral and dorsal fin spines.

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3. Stonefish

Stonefish
Stonefish

Stonefish are part of a family of fish known as Synanceiidae. They are known as the most poisonous fish around the globe. The species are generally gray or brown and can contain yellow, red, or orange patches. Stonefish consume mainly small shrimp fish, along with other crustaceans.

Stonefish only attains an average size of 30-40cm, and two kilograms (5lbs) is a hefty 2kg (5lbs). Adults of this species usually attain between 30 and 40 cm in size.

Stonefish are slow-moving bottom-dwelling fish that live on corals or rocks and in estuaries and mudflats. The venom of stonefish can be found in fine, dorsal spinal spines, and it has a proteinaceous toxin, verotoxin.



4. Bull trout

Bull trout
Bull trout

The bull trout, commonly called freshwater stonefish, or the kooky, is a pale yellowish to dark-brown colored fish that inhabits stream tidal estuaries and slow-flowing ones throughout eastern Australia.

The color of the bullrout varies from light, bright yellow to dark with blotches and marbling that range from deep red, brown-grey or black.

They eat a diet of shrimps, fish, worms, fish, and yabbies. Bull trout can grow to 30 cm in length. They are usually located at the bottom of weirs and dams and close to the edge in brackish waters. Bull trout are evil, with venom glands attached to their skin, and need to be handled with care.

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5. Scorpionfishes

Scorpionfishes
Scorpionfishes

It is believed that the Scorpionfishes (Scorpaenidae) comprise a group of marine fish that includes many of the world’s most deadly species. Scorpionfish belong to the family Scorpaenidae, which provides for stonefish and lionfish. Certain scorpionfish have dull colors of yellow or brown.

Their diet is made up of crustaceans, small fish, and snails found on coral reefs. Scorpionfish measure around 8 inches in length on average, but certain species can reach the maximum of 20 inches.



6. Scats

Scats
Scats

Scats are also known as scavengers. They eat decaying animal and plant remains and fecal matter. Scat species can be found along the northern coastlines of Australia in mangroves and estuaries.

The young are colorful fish with greenish or reddish bodies, with black spots. The diet of scat fish includes bugs, plants, worms, and crustaceans.

Scats are typically found to have an average length of 30cm (1 1 foot). They are found in muddy coastal areas such as mangroves, estuaries harbors, estuaries, and the lower waters of rivers.



7. Rabbitfishes

Rabbitfishes
Rabbitfishes

Spinefoots and Rabbitfishes are perciform fishes that belong to the family of Siganidae. Rabbitfishes possess laterally compressed oval bodies that can be deep or slender.

They can be found in total lengths of 20cm (7.9 inches). Rabbitfish are typically found in lagoons, coastal waters, or coral reefs. Rabbitfish in the family of Perciformes are well-known for their venomous species that are commonly involved in human-caused accidents.

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