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The tiger shark - Wanted poster


Characteristics

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.