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Synanceia is a genus of ray-finned fish belonging to the subfamily Synanceiinae, the stonefish, which is classified within the family Scorpaenidae, the scorpionfish and relatives. Stonefish are the most venomous fish known; stings can be fatal to humans. [2] [3] They are found in the coastal regions of the Indo-Pacific.
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. The protein makeup differs between the three species of stonefish, but in reef stonefish the fatal protein is the verrucotoxin protein. [15] Effects of the venom include severe pain, shock, paralysis, and tissue ...
Synanceiinae, or the family Synanceiidae, was first named and recognised as a grouping of related taxa by the English naturalist William Swainson in 1839. [1] The 5th edition of Fishes of the World treats this grouping as a subfamily within the family Scorpaenidae, dividing the subfamily into the three tribes: Minoini, Choridactylini and Synanceiini. [3]
Synanceia nana, the Red Sea stonefish or dwarf scorpionfish, is a species of venomous, marine ray-finned fish, a stonefish belonging to the subfamily Synanceiinae which is classified as being within the family Scorpaenidae, the scorpionfishes and their relatives. It is found in the northwestern Indian Ocean.
2. Swan. These elegant birds are graceful swimmers and recognized for their long necks and beautiful movements when in lakes and ponds. They are also known as one of the largest flying birds in ...
Synanceia horrida, the estuarine stonefish, hollow-cheek stonefish, horrid stonefish, rough stonefish or true stonefish, is a species of venomous, marine ray-finned fish, a stonefish belonging to the subfamily Synanceiinae which is classified as being within the family Scorpaenidae, the scorpionfishes and their relatives. It is a benthic fish ...
The blackfin stonefish has 15 to 17 spines and 4 to 6 soft rays in its dorsal fin, typical counts being 16 spines and 4 soft rays. There are 3 spines and 7 or 8 soft spines in the anal fin, 14-15 fin rays in the pectoral fin and a single spine and 5 soft rays in the pelvic fins. All the fin rays are simple and are not branched.
The pitted stonefish has a large head which has a rounded profile, there is a bony hump above the eyes with a deep pit on the nape. The snout is very short giving the head a nearly vertical anterior profile. [5] This species has 14 spines and 9 soft rays in the dorsal fin and 2 spines and 5 or 6 soft rays in the anal fin. [2]