ENEndangeredPartial review

Giant Freshwater Stingray

Urogymnus polylepis

At a glance

IUCN category
EN · Endangered
Animal group
Fish
Population trend
Decreasing
Last verified

Conservation overview

The giant freshwater stingray is one of the largest freshwater fish in the world, a huge ray with a long venomous tail spine. It is assessed as Endangered.

It lives buried on the beds of large rivers.

Range & habitat

Large rivers and estuaries of Southeast Asia.

Major threats

Threats below are drawn from the authoritative sources listed on this page. For the current, complete assessment, see the IUCN Red List.

  • Overfishing and bycatch
  • Habitat degradation
  • Dams and pollution

Why it matters

A river giant that is rarely seen, the giant freshwater stingray is a flagship for the health of Southeast Asia's great rivers and their megafauna.

Sources

Sources for Giant Freshwater Stingray

Frequently Asked Questions

How big is the giant freshwater stingray?
It is among the largest freshwater fish on Earth, with a body disc that can be around two metres across and a total length, including the tail, that is much greater.
Why is the giant freshwater stingray Endangered?
Published assessments cite overfishing and bycatch, habitat degradation, and dams and pollution in its river systems. See the IUCN Red List. Its tail bears a venomous spine, so it should never be handled.

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