COMMERCIALLY IMPORTANT FISHES (A). Among the most endangered river dwellers are the Ganges river sharks, as well as native dolphin species. Biological invasion of alien species in the Ganga River declines not only river health but also the population of local fishes (Singh et al., 2013). The Ganges stingray or Gangetic stingray is a species of stingray in the freshwater rivers of India and one of the largest species of stingray found in India. The Ganges river dolphin was officially discovered in 1801. As per the report, the fish is considered to be extremely dangerous for the ecology of the river. National Bureau of Fish Genetic Resources, Lucknow, Uttar Pradesh, India. The species is so rare, that after a single sighting in 2006, the species was not seen again until 2016, when it reemerged at a local Mumbai fish market. The Ganges (or Ganga) river starts its 2,500km journey from the Himalayas to the Bay of Bengal meandering through some of Asia's most densely populated regions. Although, many studies on fish ecology and systematic have been conducted largely to improve fisheries but fish diversity and their distribution pattern from conservation point of view have never been adequately addressed in the Ganges.   The Ganges river basin contains over 140 fish species, 90 amphibian species and five areas which support birds found no where else in the H istorical writings indicate that in the 16th and 17th centuries wild elephants, buffalo, bison, rhinoceroses, lions, and tigers were hunted there. Many of them (particularly Cyprinus carpio ) escaped from confinement and are now present in the Ganga River, challenging its ecological equilibrium. The Ganges River, also called Ganga, is a river located in northern India that flows toward the border with Bangladesh ().It is the longest river in India and flows for around 1,569 miles (2,525 km) from the Himalayan Mountains to the Bay of Bengal. These fishes are helpful to maintain a stability in our biodiversity and helps to keep river water clean. The Ganges river dolphin can only live in freshwater and is essentially blind. Ganga river is one of the most polluted river of the world. The discovery of the Suckermouth Catfish has gotten zoologists at the Banaras Hindu University (BHU) extremely worried. At Farraka, Ganga river bifurcates into Bhagirathi-Hugli in West Bengal and Padma-Meghna in Bangladesh Pollution threatens many fish species and amphibian species and the endangered Ganges river dolphin (Blind Dolphin). Near Rajmahal Hills it turns to the south-east. The river Ganges is the largest river in India and the fifth longest in the world. There are over 140 species of freshwater fish, 90 amphibian species, and 315 bird species unique to this river system. Recent studies reported 143 fish species from the River Ganga (Das et al., 2014; Sarkar et al., 2011) including cold water, freshwater, and estuarine fishes. There are more than 300 exotic fish species in India. The river also contains reptiles and mammals, including critically endangered species such as the Gharial and South Asian river dolphin. R. Sani. This project aims to prepare a science based aquatic species restoration plan for the Ganga river biodiversity by involving multiple ... pesticides and the genetic structure of selected fish. A species of catfish native to the Amazon River in South America has now been found in the River Ganges in Varanasi. In this study, we document an increasing trend of catches of alien fish species from the Ganga River system. Current work was assumed to study the fish catch from the Ganga river at Allahabad during the period July 2015 to June 2016. KANPUR: Thousands of dead fish were found floating in the Ganga near Ganga Barrage and across various city ghats on Thursday morning. The Ganges was ranked as the fifth most polluted river of the world in 2007. The endangered Ganges river dolphin and species of threatened freshwater turtle and otter are wildlife “most at risk” from getting tangled up in waste fishing gear adrift in the transboundary Ganges river system, research has said. Ganges river dolphins once lived in the Ganges-Brahmaputra-Meghna and Karnaphuli-Sangu river systems of Nepal, India, and Bangladesh. Following complaints from locals, a … This poses a danger not only to humans but also to animals; the Ganges is home to approximately 140 species of fish and 90 species of amphibians. 2013 Sep;34(5):951-6. The Ganges is threatened by severe pollution. In this article, a critical comparison is made on the availability of an important fish group, the Indian Major Carp (IMC), of the Ganga River during different decades, starting from 1956 and annual yield between 2005 and 2018. The Ganga river fauna and flora is threatened by anthropogenic activities and resulting water pollution, accumulation of heavy metals, eutrophication, damming, alteration of hydrology and introduction of exotic species. It harbours approximately 265 fish species, including the Gangetic major carps, large catfishes, featherbacks and murrels. Cyprinus carpio, Oreochromis niloticus, Aristichthys nobilis, Ctenopharyngodon idella, Hypophthalmichthys molitrix and Clarias gariepinus are some notable alien fish species in the Ganga River ( Singh et al., 2013 ). 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.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. B. K. Gupta. But the species is extinct from most of its early distribution ranges. 6. Length weight relationship and condition factor of selected freshwater fish species found in river Ganga, Gomti and Rapti, India J Environ Biol . River Ganga contains different famous fish species as Mahseer, snow trout etc which are going to be extinct due to interruption of the migratory path n river due to dams. Birds that live in the river basin are also unique, and and many cannot be found in any other parts of the world. Within the Ganga River system, 143 different freshwater fish species, belonging to 11 orders, 32 families and 72 genera have been reported including the Critically Endangered Ganges shark (Glyphis gangeticus), Gangetic stingray (Himantura fluviatilis), Golden mahseer (Tor putitora) and Hilsa (Tenualosa ilisha). Due to different false steps we are near to loosing these famous species. A registered society under the Societies Registration Act, 1860,is the implementing wing and its General Body is chaired by the Ministry of Jal Shakti, Department of Water Resources River Development and Ganga Rejuvenation Survey sights good signs: High biodiversity in 49% of Ganga main river The WII will next week kick off the second part of the Ganga survey and in the coming months collate data and information of these increased sightings to ascertain how much the river habitat has improved and how this has affected the species living in the Ganga. Therefore, the fact that all freshwater dolphins are now threatened raises alarm for ecosystems as a … All river dolphins serve as indicators of the health of the river basins they occupy. Pollution threatens many fish species and amphibian species and the endangered Ganga river dolphin (Blind Dolphin). Search for more papers by this author. It is home to over 650 million people and supports a huge variety of river wildlife - including Ganges dolphins, otters, gharials and … FISHES OF THE GANGA RIVER • Ganga river supports a large number of endemic and exotic species of fishes. This giant stingray is a little-known species of stingray family, endemic to the Indian river system found on sandy bottoms in coastal waters. The Ganges provides shelter to more than 140 kinds of different fish and 90 species of amphibians. Length–weight relationships of 14 Indian freshwater fish species from the Betwa (Yamuna River tributary) and Gomti (Ganga River tributary) rivers. VARANASI: The fish lovers are having a good time in the city as sudden increase of about 10 feet in Ganga water level has brought in a plenty of fishes in the river. The basin of Ganga is India’s richest basin in terms of fish species — a study conducted by the the Zoological Survey of India in 1991 put the number at 375. 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