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Pelagic Thresher Shark (Alopias pelagicus)

Photo of Pelagic Thresher Shark (Alopias pelagicus)

Key facts

Scientific name
Alopias pelagicus
Common name
Pelagic Thresher Shark
Category
Fish
Family
Alopiidae
Genus
Alopias
Size
180–420 cm
Depth
0–200 m
IUCN status
Vulnerable (VU)
Danger level
Harmless
Habitats
open-water, pelagic-zone
Behaviours
pelagic, migratory
Ocean zones
Asian Pacific, Caribbean, Eastern Pacific, Indian Ocean & Red Sea

Description

Alopias pelagicus reaches 4.2 m. Pelagic thresher shark, Indo-Pacific tropical distribution. Streamlined body, tail elongated (>= body length), gray-blue dorsal, white ventral. Open-ocean cruiser, transequatorial migrant. Tail used to stun prey. Vulnerable to overfishing (IUCN VU). Rarely observed by recreational divers, priority for conservation.

Photo of Pelagic Thresher Shark

Photo of Pelagic Thresher Shark (Alopias pelagicus)Photo of Pelagic Thresher Shark (Alopias pelagicus)Photo of Pelagic Thresher Shark (Alopias pelagicus)

Frequently asked questions

How big is the Pelagic Thresher Shark?
Pelagic Thresher Shark (Alopias pelagicus) reaches 180–420 cm in length.
At what depth can you find the Pelagic Thresher Shark?
Pelagic Thresher Shark is found between 0–200 m deep.
Is the Pelagic Thresher Shark dangerous to divers?
Danger level: Harmless.
What is the conservation status of the Pelagic Thresher Shark?
IUCN status: Vulnerable (VU).
Where can you find the Pelagic Thresher Shark?
Found in: Asian Pacific, Caribbean, Eastern Pacific, Indian Ocean & Red Sea.

Other species in the genus Alopias

  • Alopias vulpinus - Common thresher
  • Alopias superciliosus - Bigeye Thresher Shark

Sources

  • Taxonomy: WoRMS (AphiaID 220019)
  • Photos: iNaturalist (CC BY-NC)
  • Distribution: GBIF (taxonKey 2420809)
  • Conservation: IUCN Red List
  • Encyclopedia: Wikipedia