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The Borneo shark (Carcharhinus borneensis) is a species of requiem shark, and part of the family Carcharhinidae. Extremely rare, it is known only from inshore waters around Mukah in northwestern Borneo , though it may once have been more widely distributed.
The Borneo river shark is known only from the Kinabatangan River. [40] In 2010, the World Wide Fund for Nature (WWF) stated that 123 species have been discovered in Borneo since the "Heart of Borneo" agreement was signed in 2007. [41] Logging road in East Kalimantan, Indonesia. The WWF has classified the island into seven distinct ecoregions.
The Borneo river shark is known only from the Kinabatangan River in Borneo. It can reach a length of 78 cm (31 in). Only 13 specimens are known to science, all collected in 1996. Expeditions in 2010 and 2011 failed to find any, and while fishermen recognised the shark, they have not been seen for many years. [4]
Map of Borneo, based on information from several maps. Light yellow = Indonesia; Light orange = Malaysia; Green = Brunei; Source: Image:Borneo2 map english names.PNG, by Astrokey44: Author: Mortadelo2005: Other versions: Derivative works of this file: Borneo admin map-hu.svg. Image:Borneo2 map english names.PNG
Their precise geographic range is uncertain, but the known species are documented in parts of South Asia, Southeast Asia, New Guinea [5] and Australia.Of the three currently described species, the Ganges shark is restricted to freshwater, while the northern river shark and the speartooth shark are found in coastal marine waters, as well.
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Researchers have discovered evidence pointing to the first known case of a porbeagle shark — which can grow up to 12 feet long and 500 pounds — being killed by a large shark predator.
Rafflesia, largest flower in the world is endemic to Borneo. Borneo island, made up of three countries which are Malaysia (Sabah and Sarawak), Brunei (Sultanate) and Indonesia (Kalimantan), is the third largest island in the world. Borneo island is a region that is rich in biodiversity. It consists of 15,000 plant species, and more than 1,400 ...