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The goliath tigerfish (Hydrocynus goliath) is among the most famous tigerfish. The largest one on record is said to have weighed 70 kg (154 pounds). [1] It is found in the Congo River system and Lake Tanganyika and is the largest member of the family Alestidae. Another famous species, simply called the tigerfish (Hydrocynus vittatus), is ...
The three-striped tigerfish (Therapon jarbua) is a common, vertically striped species about 30 cm (12 inches) long. It has sharp spines on its gill covers, which can wound a careless handler. This article was most recently revised and updated by Amy Tikkanen. Tigerfish, any of several fishes so named on the basis of their pugnacity when caught ...
- The Editors of Encyclopaedia Britannica
- They get their name from their appearance, demeanor and size. The name tigerfish is a reference to the black stripes that are often found running down the flanks of these huge fish, as well as their fierce, sharp teeth and rapacious nature; while the word ‘goliath’ refers to their giant size.
- Goliath tigerfish have up to 32 razor-sharp teeth. The upper jaw contains 12-20 teeth, while the lower jaw 8-14. The teeth interlock into matching indents onto the opposite jawline, and protrude slightly from the mouth.
- They have replaceable teeth. Although relatively little study has been carried out on these elusive creatures, a study by Gagiano et al (1996) observed that captive tigerfish would replace all their teeth simultaneously within a period of 5 days, with no replacement having been observed previously!
- They have a double hinged jaw. This means they are able to open their jaws a lot wider than other fish, and as a result its teeth point further forward when it strikes prey, allowing it to take chunks from their flesh.
Tiger Fish. The ‘ Tiger Fish ’ is the name generally used to refer to a variety of fish species of the genus Hydrocynus. Native to Africa, the Tiger Fish is located in scores of rivers and lakes throughout the continent. Although they can grow to quite large sizes, the African Tiger Fish can be seen as the equivalent to the South American ...
With the tigerfish, however—and its mouthful of neat, pearly white conical dog-like teeth that interlock with the mechanical precision of a well-engineered gin trap—nature offers a deadly accurate presentation. Many predatory fish have tidy, serrated teeth for slicing and dicing—like wahoo and piranha.
Hydrocynus is a genus of characin fish in the family Alestidae commonly called "tigerfish," native to Africa. The genus name is derived from Ancient Greek ὕδωρ ("water" [1]) + κύων ("dog" [1]). The genus contains five species, [2] all commonly known as "African tigerfish " for their fierce predatory behaviour and other characteristics ...
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Diagnosis: large fang-like teeth overlapping the jaws when the mouth is closed; gill-rakers long, about equal to the length of gill filaments; body generally > 22% of SL (Ref. 28714). 43-53 scales in lateral line; 2 scale rows between lateral line and scaly process at pelvic-fin bases; eye < 70% of interorbital space (Ref. 2880, 81279). Dorsal ...
