Surname: Tiger shark
Latin name: Galeocerdo cuvier
class: Cartilaginous fish
size: 3 - 5,5m
mass: 400 - 600kg
Older: 15 - 25 years
Appearance: blue-gray upper side, much lighter underside
Sexual dimorphism: No
Nutrition type: Carnivore
food: Fish, turtle, seabirds, crabs, cuttlefish
distribution: Atlantic, Pacific, Indic
original origin: unknown
Sleep-wake rhythm: twilight and nocturnal
habitat: mostly near the coast
natural enemies: Orca
sexual maturityabout the age of ten
mating season: all year round
gestation: 15 - 16 months
offspring: 1 cub
social behavior: Loners
Threatened with extinction: No
Further profiles of animals can be found in the Encyclopaedia.
Interesting facts about the tiger shark
- The tiger shark or Galeocerdo cuvier is counted among the requiem sharks and describes the only species within the genus Galeocerdo.
- It inhabits tropical and subtropical regions of the Atlantic, the Pacific and the Indian Ocean.
- The tiger shark is one of the largest representatives of sharks and reaches body lengths of up to five and a half meters. Adult males can weigh more than 600 kilograms. With its size, the tiger shark is comparable to the great white shark.
- The skin of the tiger shark is blue-gray or dark gray on the upper side, and often white to light yellow on the abdomen and breast.
- The tiger shark owes its name to its striking stripe pattern, which is clearly recognizable only in young animals and gradually fades with age.
- The tiger shark is massive in the area of the head and the front of the body, but slender and agile towards the back. His muzzle is relatively short and shallow, but angular and wide.
- Among the gray sharks, the tiger shark is the only representative with suction holes.
- The tiger shark is a loner who travels long distances of up to eighty kilometers daily on his uninterrupted raids at a speed of about thirty kilometers per hour.
- The tiger shark prefers near the coast, especially in murky waters and close estuaries, but is also often found off Hawaii, the Galapagos Islands or Tahiti.
- While swimming in deeper areas during the day, he prefers to stay in shallow coastal areas at dusk and darkness.
- Tiger sharks are not fussy about food. Their diets range from fish, seabirds and turtles to other sharks, crustaceans and cephalopods.
- All kinds of trash and even car tires are regularly found in the stomachs of killed tiger sharks.
- They usually devour this waste when they are near ports.
- About every three years the female gives birth to up to forty, and less often to as many as eighty, juveniles after a gestation period of fifteen to sixteen months.
- Even in the womb it comes to cannibalism, because the oldest unborn baby often eats eggs or other fetuses.
- Already after birth, the young tiger sharks are on their own.
- There are regular reports of attacks on people, most of whom are deadly. Especially in Hawaii, there are always accidents in which swimmers and surfers are attacked by tiger sharks.
- Scientists suspect that the life expectancy of the tiger shark is between 15 and 25 years.