Restoring Indigenous Fish Stocks in River Ganga through Scientific River Ranching | Current Affairs | Vision IAS

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In Summary

  • ICAR-CIFRI conducted scientific river ranching under Namami Gange Programme to restock the Ganga River and restore ecological balance.
  • River ranching is a sustainable aquaculture practice releasing captive-raised fish into rivers for growth and harvest, aiding threatened species conservation and sustainable fisheries.
  • Namami Gange Programme (NGM 2.0), extended to March 2026, aims for Ganga rejuvenation through pollution abatement, with implementation by NMCG and state/district bodies.

In Summary

Under the Namami Gange Programme, the ICAR–Central Inland Fisheries Research Institute (ICAR-CIFRI) carried out a programme of scientific river ranching to restock the Ganga River and to restore its ecological balance.

About River Ranching

  • River ranching is a sustainable aquaculture practice involving raising fish in captivity during their early life stages, then releasing them into rivers to grow in their natural habitat before being harvested as adults.
    • It is one of the ex-situ modes of aquatic life conservation. 
  • Significance:  Ranching is one of most crucial alternatives for reviving riverine fisheries and conserving the native threatened species.
    • It helps achieve sustainable fisheries, reduce habitat degradation and maximise social-economic benefits. 

Namami Gange Programme (NGM)

  • Background: Integrated Conservation Mission approved in 2014 for a period up to March 2021 and later extended up to 31st March 2026 as NGM 2.0.
  • Objective: Effective abatement of pollution and rejuvenation of the River Ganga.
  • Main Pillars:  Sewage treatment, River-Front development, River surface cleaning, Afforestation, Biodiversity, Public Awareness, Effluent management and Ganga Gram.
  • Implementation Agency:  National Mission for Clean Ganga (NMCG) and its state and district counterparts under the Ministry of Jal Shakti.

Inland Fisheries sector in India 

  • India is the second largest fish producing country with around 8% share in global fish production. 
    • Inland fisheries contribute more than 75% of total fisheries output.
  • Initiatives:
    • Fisheries and Aquaculture Infrastructure Development Fund (FIDF): Provides funding for creation of infrastructure.
    • Pradhan Mantri Matsya Sampada Yojana (PMMSY): Addresses critical gaps in fish production and productivity, technology, post-harvest infrastructure etc. 
    • Other: National Marine Fisheries Policy 2017, Blue Revolution Scheme, etc.
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RELATED TERMS

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National Mission for Clean Ganga (NMCG)

The implementation agency for the Namami Gange Programme, responsible for coordinating and executing initiatives for pollution abatement and rejuvenation of the River Ganga at national, state, and district levels.

Pradhan Mantri Matsya Sampada Yojana (PMMSY)

A flagship government scheme aimed at achieving a sustainable and responsible fisheries sector through infrastructure development, filling gaps in production, and promoting the 'Blue Revolution'.

Fisheries and Aquaculture Infrastructure Development Fund (FIDF)

A scheme providing financial assistance and funding for the creation of infrastructure to support the fisheries and aquaculture sector in India.

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