Irrawaddy river shark

The Irrawaddy river shark, Glyphis siamensis, is a species of requiem shark, family Carcharhinidae, known only from a single museum specimen originally caught at the mouth of the Irrawaddy River in Myanmar.

Picture of the Irrawaddy river shark has been licensed under a GFDL
Original source: Own work Author Chris_huh Permission (
Author: Chris_huh Permission (
Permission: GNU Free Documentation License

The Irrawaddy river shark lives in the demersal, brackish, marine environment.

The Irrawaddy river shark, Glyphis siamensis, is a shark of the family Carcharhinidae, found in the tropical waters of the eastern Indian Ocean off the coast of Burma. The only known specimen is from the Ayeyarwady River, near Yangon (Rangoon). More

* Irrawaddy River shark, Glyphis siamensis (Steindachner, 1896) * Bizant river shark, Glyphis sp. A, not yet described. * Borneo river shark, Glyphis sp. B, not yet described. More

The Irrawaddy River Shark is known only from the holotype, which appears to have been caught in freshwater. Glyphis species A may inhabit fresh to brackish waters, but this is uncertain. More

Irrawaddy river shark (Glyphis siamensis) The Irrawaddy river shark occurs in the tropical waters of the eastern Indian Ocean off the coast of Burma. More

The abovementioned Irrawaddy River Shark (Glyphis siamensis) can be found in waters in the area surrounding Rangoon (Myanmar/Burma). More

The third named shark, the Irrawaddy River Shark, can be found in Rangoon, which is in Myanmar, formerly called Burma. The yet-to-be-named sharks are in Australia and Borneo. River sharks are distinguished from ocean sharks because they have different fin sizes and shapes. More

The Irrawaddy River shark, for example, is limited to only one specimen, collected in Rangoon. More

The Irrawaddy River shark, for example, is limited to only one specimen, collected in Rangoon. Please help us to protect our natural resources, reuse or recycle this paper when you are done. © 2009 National Wildlife Federation, All rights reserved. More

Common names

Glyphis siamensis in Catalan (Català)
Irrawaddy river shark in English
Siamese haai in Dutch (Nederlands)

Order : Carcharhiniformes
Family : Carcharhinidae
Genus : Glyphis
Species : Glyphis siamensis
Authority : Steindachner, 1896