Declining Chambal Flow Threatens Dolphin Habitat

In April 2026, a report titled “Ecological Assessment of the Chambal River: Status of Major Aquatic Fauna and Flow Requirements” by Wildlife Institute of India highlighted that falling water levels in the Chambal River are impacting Ganges river dolphin populations.

  • Dolphins are shifting downstream towards the Yamuna River due to reduced water depth in upper stretches.
  • Dolphins require water depths of over 3 metres, making low-flow conditions critical for survival.
  • Exposed river islands threaten nesting birds such as Indian skimmer and black-bellied terns.
  • Land bridges formed during low water allow predators like jackals and stray dogs to destroy nests.
  • The ecological stress also affects other ....
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Ecology & Environment