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2018 GS Paper I

UPSC CSE (Main) 2018 · GS Paper I · Question 15

Defining blue revolution, explain the problems and strategies for pisciculture development in India.

UPSC Civil Services (Main) Examination 2018, General Studies Paper I (GS 1), Question 15 — 15 marks, 250 words.

Syllabus line: Farm subsidies, MSP, PDS & food security — “Issues related to direct and indirect farm subsidies and minimum support prices; Public Distribution System- objectives, functioning, limitations, revamping; issues of buffer stocks and food security; Technology missions; economics of animal-rearing.”

GS Paper I 2018 · Q15

15 marks · 250 words Farm subsidies, MSP, PDS & food security X-Ray · Core #46

Defining blue revolution, explain the problems and strategies for pisciculture development in India.

Approach · directive: “define / explain”

What it asks · Define the Blue Revolution, then set out the problems facing fish farming in India and the strategies to develop it.

It asks 3 things — answer each

  1. Define the Blue Revolution, with its scheme form in India
  2. Explain the problems facing pisciculture: inputs, infrastructure and markets, finance, resources and ecology
  3. Explain the strategies for its development: technology, finance and infrastructure, institutions and markets, sustainability

Open with · India's fish output reached about 197.75 lakh tonnes (provisional) in 2024–25, making it the world's second-largest producer; the Blue Revolution names the drive behind this rise.

Cover

  • Definition: rapid, sustained rise in fish production through aquaculture and fisheries management; inland sources give about 75% of fish output value.
  • Schemes: Blue Revolution (2015–16, Rs 3,000 crore); PMMSY (2020, Rs 20,050 crore investment).
  • Problems: poor seed and feed, disease, small ponds; weak cold chains, middlemen; thin credit.
  • Ecology: shrinking, polluted water bodies; overfishing; illegal African catfish threatening native species.
  • Strategies: hatcheries, cage culture, biofloc and RAS; FIDF (Rs 7,522.48 crore) and KCC for fishers (2018–19).
  • Cooperatives, producer organisations, MPEDA exports, ICAR extension; fishing bans, mesh rules, mangroves, native species.

Close with · Growth in tonnes will last only if it is matched by care for stocks and water, aligning fish farming with SDG 14 (life below water) and SDG 2 (zero hunger).

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Question: UPSC's CS (Main) 2018, GS Paper I — paper ↗. Approach: Minimalist IAS, checked 16 Oct 2026 (how we verify) — UPSC publishes no model answers. ·

Model answer· 315words · Minimalist IAS

India produced about 197.75 lakh tonnes of fish (provisional) in 2024–25, up from 141.60 lakh tonnes in 2019–20, and is now the world's second-largest producer with nearly 8% of global output. That rise is what the Blue Revolution set out to achieve.

Defining the Blue Revolution

  • Meaning: a rapid, sustained rise in fish production and productivity through aquaculture and better fisheries management, lifting incomes and nutrition as the Green Revolution did for grain.
  • Pisciculture at its core: inland sources now give about 75 per cent of India's fish production.
  • Scheme form: 'Blue Revolution: Integrated Development and Management of Fisheries' (from 2015–16, Rs 3,000 crore) was carried forward by the PM Matsya Sampada Yojana (2020, total investment Rs 20,050 crore).

Problems in pisciculture

  • Inputs: poor-quality seed and feed, costly feed, disease outbreaks and small, low-yield ponds.
  • Infrastructure and markets: weak cold chains and landing centres, high post-harvest loss and dependence on middlemen.
  • Finance: small fish farmers lack credit and insurance.
  • Resources and ecology: shrinking, polluted water bodies, overfishing, and the illegal introduction of the African catfish Clarias gariepinus, which threatens native catfishes.
ProblemStrategy
Poor seed and feedCertified hatcheries, broodstock, feed mills
Post-harvest lossCold chain and harbours through FIDF
Thin creditKisan Credit Card for fish farmers

Strategies for development

  • Technology: cage culture in reservoirs, biofloc and recirculating systems, stocking of wetlands, and species diversification.
  • Finance and infrastructure: the FIDF (2018–19, Rs 7,522.48 crore) gives concessional finance for harbours and cold chains; the Kisan Credit Card was extended to fish farmers in 2018–19.
  • Institutions and markets: cooperatives and producer organisations, export promotion through MPEDA, and extension by ICAR fisheries institutes.
  • Sustainability: seasonal fishing bans, mesh-size rules, mangrove protection and native species over invasive ones.

Growth in tonnes will last only if it is matched by care for stocks and water, aligning fish farming with SDG 14 (life below water) and SDG 2 (zero hunger).

Prepared by Minimalist IAS to the answer standard of Shivam Singh (mentor, 7 years) · facts checked against official sources (how we verify) · updated 16 Oct 2026. UPSC publishes no model answers: compare your structure and coverage with this, then write your own.

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