Post-impoundment changes in fish diversity and community structure of the Dikrong River, Arunachal Pradesh: a comparative assessment between 2000–2001 and 2025–2026
A study carried out on the dam impacted Dikrong River, which is one of the major tributaries of the Brahmaputra in Arunachal Pradesh, suggests that the river has undergone significant ecological alteration following the commissioning of the Sopo dam in 2018 and increasing anthropogenic pressures. The present study atte...