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The most venomous known fish is the reef stonefish. It is an ambush predator which waits camouflaged on the bottom. The beautiful and highly visible lionfish uses venomous barbs around its body as a defence against predators. The stargazer buries itself out of sight. It can deliver electric shocks as well as venom. The stinger of a stingray
The stonefish is the most venomous known fish in the world [16] and stings can cause death if not treated. [17] Most stonefish stings occur as a result of stepping on the creature which forces venom into the foot, while it is less common for the fish to sting when it is picked up. [18]
Species of puffer fish (the family Tetraodontidae) are the most poisonous in the world, and the second most poisonous vertebrate after the golden dart frog.The active substance, tetrodotoxin, found in the internal organs and sometimes also the skin, paralyzes the diaphragm muscles of human victims, who can die from suffocation.
The reef stonefish is the most venomous fish in the world. [8] Its dorsal area is lined with 13 spines, each of which has two venom sacs. [8] The spines are sharp and stiff and have been known to pierce boot soles. [14] Stonefish venom can be fatal at a dose of only 18 mg, which the fish is capable of releasing with only six of its thirteen spines.
It is sometimes called the most venomous fish in the world. There are at least 1,200 species of venomous fish, including: Stonefishes (Synanceia spp.) Lionfishes (Pterois spp.) Scorpionfishes; Toadfishes (Daector and Thalassophryne spp.) [14] Rabbitfishes (Siganus spp.) Goblinfishes (Glyptauchen panduratus and Inimicus spp.) Cockatoo waspfish ...
Synanceia horrida is, like other stonefishes, regarded as one of the most dangerous venomous fishes. Each fin spine has a fleshy cover at its base where there are two venom-producing glands. When the fish is disturbed, it erects its spines; if the fish is stepped on, the spines act like hypodermic syringes, injecting venom into the wounds.
The torafugu, or tiger pufferfish (Takifugu rubripes), is the most prestigious edible species and the most poisonous. Other species are also eaten; for example, Higanfugu ( T. pardalis ), ShÅsaifugu ( T. vermicularis syn. snyderi ), and Mafugu ( T. porphyreus ).
Deflated Valentinni's sharpnose puffer. Tetraodontidae is a family of primarily marine and estuarine fish of the order Tetraodontiformes.The family includes many familiar species variously called pufferfish, puffers, balloonfish, blowfish, blowers, blowies, bubblefish, globefish, swellfish, toadfish, toadies, toadle, honey toads, sugar toads, and sea squab. [1]