The aquatic animal population, including dolphins and gharial, in the Chambal river passing through Rajasthan, Uttar Pradesh and Madhya Pradesh has increased significantly in the past year due to a decrease in demand for fish and sand amid the Covid-19 pandemic-induced lockdown.
Prelims, GS-III: Environment and Ecology
Dimensions of the Article:
- About flourishing life in the Chambal river
- Chambal River
About flourishing life in the Chambal river
- Forest department officials said improvement of quality of aquatic life in the Chambal river also caused an increase in the population of gharial (type of crocodile) by 17% and crocodiles by 24%, according to the survey.
- Officials have identified the dolphin pools in 2019 and spotted 25 dolphin calves in Chambal river.
- They have deployed Ghat (bank) in-charge near the pools to check illegal net fishing as it was a major reason behind the death of calves.
- The dolphin population was falling every year between 2016 and 2020 but for the first time in six years the population has increased.
- Experts feel the state government should come up with a plan to maintain this quality of aquatic life and habitat so that net fishing and sand mining does not increase once the lockdown is eased.
- The Chambal River is a tributary of the Yamuna River in central India, and thus forms part of the greater Gangetic drainage system.
- The river flows north-northeast through Madhya Pradesh, running for a time through Rajasthan, then forming the boundary between Rajasthan and Madhya Pradesh before turning southeast to join the Yamuna in Uttar Pradesh state.
- The perennial Chambal originates at janapav, south of Mhow town, near manpur Indore, on the south slope of the Vindhya Range in Madhya Pradesh.
- The Chambal and its tributaries drain the Malwa region of northwestern Madhya Pradesh, while its tributary, the Banas, which rises in the Aravalli Range, drains southeastern Rajasthan.
- It ends a confluence of five rivers, including the Chambal, Kwari, Yamuna, Sind, Pahuj, at Pachnada near Bhareh in Uttar Pradesh state.
- The Chambal River is considered pollution free, and hosts an amazing riverine faunal assemblage including 2 species of crocodilians – the mugger and gharial, 8 species of freshwater turtles, smooth-coated otters, gangetic river dolphins, skimmers, black-bellied terns, sarus cranes and black-necked storks, amongst others.
-Source: The Hindu