Their U-shaped blowhole is located to the left of the midline on their dorsal (upper) side and … Bayesian length-weight: a=0.00457 (0.00212 - 0.00984), b=3.10 (2.93 - 3.27), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. The Ganges shark (echo fighters:Speartooth shark, Northern river shark, Irrawaddy river shark)1 are rare Shark builds2 referred as the "river sharks" (not to be confused with the Bull Shark build. It’s found in and around Myanmar (Burma) in the Irrawaddy River, one of the countries largest and and most important commercial waterway that flows north to south. Satellite-Tagged Sharks Provide New Data on Gulf Migrations, Meet the World’s 10 Most Endangered Sharks – Ocean Seeds. This article is a stub. The Carcharhiniformes, also known as ground sharks, are the largest order of sharks. The small teeth of the Irrawaddy river shark suggests that it mainly preys on smaller fish. Reproduction is presumed to be viviparous. This is interesting! This will be the most fascinating day’s sailing as we weave through … Probably the shark will flee from you first.While it is a truth that some shark species are animals that present a sort of danger to people, it is also true that humans have endangered the preservation of many shark species, despite all the physical and physiological adaptations they have achieved through evolution to s… IRRAWADDY RIVER SHARK Life Vertebrata Fish Carcharhinidae Glyphis: Click on map for details about points. Typically found in the Ganga, Hooghly, Mahanadi, and Brahmaputra rivers of India, the distribution of the species recently expanded when, as the result of various genetic studies, the Borneo river shark (G. fowlerae) and the Irrawaddy river shark (G. siamensis) were reclassified as part of … C (New Guinea river shark) Genus Isogomphodon. IDnature guide: Fish; Links: We parsed the following live from the Web into this page. Do you have images or videos of Irrawady River Sharks? Team SHARKWATER Newsletter | Group Sales | Shark Database | Partners The mouth is wide and contains 29 tooth rows in the upper and lower jaws. Irrawaddy dolphins, Orcaella brevirostris (Owen in Gray, 1866), aka Mekong or Mahakam River dolphin, reach 2-2.75 m in length. These are ready-to-use Irrawaddy River worksheets that are perfect for teaching students about the Irrawaddy River which bisects Myanmar from north to south. Myanmar’s most important commercial waterway, it is about 1,350 miles (2,170 km) long. © 2019 Sharkwater Productions - The Truth Will Surface. 93245). Submit them to info@sharkwater.com. They have a high rounded forehead and no beak. There are dams for the creation of hydro-electric power though one of the consequences of change has been the threat to the Irrawaddy dolphin and the Irrawaddy river shark, both endangered. Most of the ten critically endangered sharks became endangered (and in some cases may already be extinct) before they were well studied. The mouth is wide and contains 29 tooth rows in the upper and lower jaws. Glyphis siamensis (Irrawaddy river shark) Glyphis sp. hi me and my cousin, rye fleming are starting a bussiness called 36 down. A (Bizant river shark) Glyphis sp. The Irrawaddy river shark is a tropical shark that lives in mangroves, close to the floor or bottom. ​ BOGALE TO MYAUNGMYA. Contact Us | Contests | Press | Terms of Use | Privacy Policy Irrawaddy River, Burmese Ayeyarwady, principal river of Myanmar (formerly Burma), running through the centre of the country. There are over 250 species in this order and include common sharks such as the @tiger shark, @blue shark, and the @giant hammerhead shark. This species of shark has been classified as Critically Endangered due to its habitat being depleted for fuel, construction materials and non-timber forest products. Irrawaddy River Shark (Glyphis siamensis) – Recently found to be a juvenile Ganges Shark, not a … After Rudyard Kipling's poem, it is sometimes r… The Irrawaddy river shark is native to the Eastern Indian Ocean. It is often confused with the more common bull shark (Carcharhinus leucas), which also inhabits the Ganges River and is sometimes incorrectly referred to as the Ganges shark. Inevitably the Irrawaddy Riverhas been a resource that the Government has used to good effect. You can help Marine Wiki by expanding it. The Irrawaddy River Shark Certainly the rarest and most mysterious of the river sharks is the Irrawaddy river shark (Glyphis siamensis) of the Irrawaddy River in Myanmar. As David Shiffman, a Liber Ero Postdoctoral Research Fellow at Simon Fraser University studying shark conservation, says in his Southern Fried Science article, “Increased public attention coupled with vocal public support is essential for advancing conservation policies. The Irrawaddy river shark is a plain gray, thick-bodied shark with a short rounded snout, tiny eyes, and broad first top dorsal fin. The shark lives in other Indian rivers too, and under the names Borneo River Shark and Irrawaddy River Shark it also lives in rivers of Pakistan, Myanmar, Borneo and Java. Females give birth to live young. The Irrawaddy River Shark is known only from the holotype, which appears to have been caught in freshwater. The species is known from only a single specimen caught in the 19 th century near the mangrove covered mouth of the Irrawaddy River … Irrawaddy River Shark. The Irrawaddy river shark is found in the delta of the Irrawaddy River near Yangon, Myanmar, apparently inhabiting brackish water in a large, heavily silt-laden river lined with mangrove forests. Edit. “Sharks, not mankind, are the species in danger, the animals now being driven rapidly towards extinction.” – Sharks of The World (Compagno 2005). If you were face-to-face with a shark, what would your reaction be? However, one species has managed to not only colonize freshwater habitats, but also return to the sea whenever it wants: the bull shark. This species is rare and catches are almost never reported. Unlike many other species of sharks, the Ganges shark is regarded as a true river shark and is only found within the middle and lower reaches of freshwater, inshore marine, and estuarine ecosystems. The small teeth of the Irrawaddy river shark suggests that it mainly preys on smaller fish. The Irrawaddy river is home to a large diversity of animals, including about 43 fish species. Irrawaddy River Worksheets. Please send feedback and corrections directly to the source. It is the country's largest river and most important commercial waterway. There are more than 500 known species of sharks the world — most of them you’ve probably never heard of. The shark species at the highest risk of extinction aren’t getting the attention they need, even from eco-friendly media that claims to be highlighting the shark species at the highest risk of extinction.”, Tags: Endangered Species, Fish, Fisheries, Lisa loves all things citizen science and enjoys learning about everything that goes on four legs, two wings or fins - she even finds six and eight-legged critters fascinating at a safe distance. Classic editor History Comments Share. The Irrawaddy river shark is native to the Eastern Indian Ocean. Originating from the confluence of the N'mai and Mali rivers, it flows relatively straight North-South before emptying through the Irrawaddy Delta in the Ayeyarwady Region into the Andaman Sea. It is known to be one of the most common river sharks, along with bull sharks, speartooth sharks, irrawaddy river sharks and northern river sharks.They all can travel in both saltwater and freshwatwater. […] This article was originally published on blog.nature.org. The Ganges shark (Glyphis gangeticus) is a critically endangered species of requiem shark found in the Ganges River (Padma River) and the Brahmaputra River of Bangladesh and India. Family: Carcharhinidae – Requiem sharks Lamiopsis temminckii (Broadfin shark) Genus Loxodon Cousins to the speartooth include the northern river shark or New Guinea river shark (Glyphis garricki) and Irrawaddy river shark (Glyphis siamensis), a critically endangered species that is known from only a single specimen collected in the 19th century from the Irrawaddy River in Myanmar. Such content is managed by its original site and not cached on Discover Life. Glyphis species A may inhabit fresh to brackish waters, but this is uncertain. She has a PhD in Classical Literature and Languages from the University of Wisconsin - Madison and enjoys reading Greek and Roman literature or talking about mythology in her spare time. They are characterized by having two dorsal fins, an anal fin, five gill slits, and a nictitating membrane to protect their eyes. The Irrawaddy river shark is a tropical shark that lives in mangroves, close to the floor or bottom. Pollution of their habitat and issues concerning artisanal fisheries, also present an issue for the population of this endangered species. They are now so rare that it is difficult to study them at all since both the sharks themselves and the funding to study them are hard to find. Irrawaddy River Shark: The Irrawaddy River Shark has always been a rare species of shark. We need some help getting started. The eyes are unusual not just for their small size, but also because they point upwards. The Ganges shark, often mistaken for the more common bull shark, is a critically endangered shark species. The Irrawaddy River Shark is only found in the Irrawaddy River in Myanmar. It is extremely rare, and critically endangered. B (Borneo river shark) Glyphis sp. Their low numbers combined with habitat destruction have made this species critically endangered. Please note that all comments are moderated and may take some time to appear. In fact, almost 16 percent of all sharks are threatened with extinction (ranked as Vulnerable or higher by the IUCN). The Irrawaddy river shark is a plain gray, thick-bodied shark with a short rounded snout, tiny eyes, and broad first top dorsal fin. Unlike bull sharks, which need to migrate to salt water to reproduce, species in the genus Glyphis are true river sharks. This is also awesome! This is a fantastic bundle which includes everything you need to know about the Irrawaddy River across 17 in-depth pages. Irrawaddy River Shark (Glyphis siamensis) – Recently found to be a juvenile Ganges Shark, not a … Do not worry about getting away as fast as possible. The Northern River Shark, also known as the New Guinea River Shark is one of the rarest species of sharks in the world. The Irrawaddy or, officially, Ayeyarwady River is a river that flows from north to south through Burma. The color of Irrawaddy dolphins is dark blue to dark gray ranging to pale gray, with a pale ventral (under) side. It is extremely rare, and critically endangered. […]. Only one shark has been found in the Irrawaddy River mouth. )3 B-tier. The Irrawaddy River Shark has a very small habitat area and slow breeding cycles, so it is extremely vulnerable. The Irrawaddy river shark is a plain gray, thick-bodied shark with a short rounded snout, tiny eyes, and broad first top dorsal fin. The sole Irrawaddy river shark specimen is a 60cm (24in) long immature male, suggesting an adult length of … We a currently working on a website now. The river ends at the Andaman Sea.The drainage basin is about 404,200 square kilometres (156,100 sq mi) and covers a large part of Myanmar. It begins where the N'mai and Mali rivers join together. basiclly we research and study sharks then we find ways that we can try to save them so if you could help us get started or get our name out there that would be great! They are the Ganges shark in India, the northern river shark in New Guinea, and the Irrawaddy river shark in Myanmar. There is only one known collected specimen. The Irrawaddy River shark (Glyphis siamensis) is a river shark in the family Carcharhinidae. All records of Glyphis species B are from freshwater, but it, too, may prove to be euryhaline (able to tolerate a broad range of salinities). Its name is believed to derive from the Sanskrit term airāvatÄ«, meaning “elephant river.”The river flows wholly within the territory of Myanmar. The most well-known of these species is the Irrawaddy dolphin (Orcaella brevirostris), a euryhaline species of Oceanic dolphin with a high and rounded forehead, lacking a beak. The Irrawaddy River or Ayeyarwady River is a river that flows from north to south through Myanmar.It is the country's largest river and most important commercial waterway. Navigation; Marine Marine Habitats • Aquariums • Global Oceans • Ocean Weather. Vertebrate: Fishes • Mammals • Reptiles • Amphibians • Cartilaginous Fishes • Sharks. Estimates suggest only about 250 adult Northern River Sharks exists, ensuring they will remain on the critically endangered wildlife list Isogomphodon oxyrhynchus (Daggernose shark) Genus Lamiopsis. More from Lisa. Family: Carcharhinidae – Requiem sharks The small teeth of the Irrawaddy river shark suggests that it mainly preys on smaller fish. The Irrawaddy River Shark is known from only a single specimen collected in the Irrawaddy River delta, near the city of Yangon, Myanmar (Steindachner 1896). Its drainage basin of about 404,200 square kilometres (156,100 sq mi) covers a large part of Burma. Read the original article. 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