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Scampi (Giant Prawn) Farming in Haryana: From Pond to Market

A hands-on cultivation guide for scampi (Macrobrachium) in Haryana, covering pond preparation, nursery management, feeding, disease prevention, harvest and selling strategies.

Ranjeet Natarajan
Ranjeet Natarajan August 9, 2026 5 min read 1,015 words
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Scampi (Giant Prawn) Farming in Haryana: From Pond to Market

Introduction

Scampi here refers to the giant freshwater prawn (commonly Macrobrachium spp.). With Haryana’s irrigation network and many freshwater sites, small- and medium-scale scampi culture is feasible alongside carp or as mono-culture. This guide focuses on practical steps from seed to sale, with on-farm tips that work under local conditions.

Site and Water

Choose a site with reliable freshwater supply and good labor access. Water should be clear, free of agrochemical runoff and with stable source levels. Scampi are freshwater-tolerant but young post-larvae are sensitive to abrupt changes.

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  • Pond type: Earthen ponds with bunds and inlet/outlet structures are standard. Small lined ponds work for nurseries.
  • Depth: 1–1.5 m working depth is common. Deeper water helps temperature buffering and reduces stress in summer peaks.
  • Water exchange: Low to moderate exchange. Avoid heavy flushing once culture begins; maintain water quality with partial exchanges only when necessary.

Broodstock and Seed Procurement

Sourcing good-quality seed is the single most important decision. Purchase post-larvae (PL) or juveniles from reputable hatcheries. If using broodstock, ensure biosecurity and record-keeping.

  • Seed age/size: PL-10 to PL-20 are commonly stocked into nursery; juveniles of 2–5 g into grow-out.
  • Quarantine: Hold new seed in quarantine nursery ponds for a week to observe survival before introducing to production ponds.

Nursery Management

Nurseries acclimatize small PL to pond conditions and reduce early mortality. Intensive care here pays off.

  • Nursery layout: Use small ponds (5–20 m2) or hapa enclosures in larger ponds. Provide shelters like PVC tubes or coconut palm leaf bundles for juveniles to hide and reduce cannibalism.
  • Feeding: Offer plankton-based feeds initially, moving to formulated micro-pellets as prawns grow. Feed frequently — 4–6 times per day — in small quantities.
  • Water quality: Monitor temperature, DO and ammonia. Aeration helps; avoid sudden temperature or pH shifts during transfer.

Stocking and Culture Systems

Choose monoculture or polyculture with carp depending on economics and pond capacity. Stocking density depends on system intensity and management experience.

  • Monoculture: Lower densities reduce cannibalism and disease. Many farmers start conservatively and increase density as experience grows.
  • Polyculture: Co-culture with carps can use pond ecological niches efficiently; ensure feed and management suit both species.
  • Shelters: Provide structured cover (bamboo, PVC pipes, nets) across the pond to reduce encounters and cannibalism, especially during moulting.

Feeding and Nutrition

Feeding represents the largest recurring cost. Use good-quality commercial prawn feeds where possible, and supplement with locally available protein sources.

  • Feed types: Start with high-protein larval formulations in nursery, then transition to grower pellets (crumble to pellet) with 30–40% protein for juveniles and 25–35% for grow-out depending on growth rates.
  • Feeding frequency: Feed 2–4 times daily in grow-out, more often in nursery. Adjust feed amounts by observing feed consumption and growth.
  • Feeding rates: Base feed on estimated biomass and observation; reduce feed when leftovers are abundant to limit water quality decline.
  • Supplemental feeds: Green forages, oilseed cakes or farm by-products can supplement but must be used carefully to avoid water fouling.

Water Quality and Aeration

Regular monitoring keeps stock healthy. Key parameters to watch are dissolved oxygen (DO), temperature, pH, and ammonia.

  • Dissolved oxygen: Maintain good DO, especially overnight and during hot periods. Use aerators where possible; paddle wheels or diffused aeration help in small ponds.
  • Temperature: Scampi tolerate a wide range but avoid rapid swings. In Haryana, summer temperature control through deeper water and shading can reduce stress.
  • pH and alkalinity: Keep pH stable—avoid sudden shifts. Liming before stocking can stabilize pH if soil is acidic.
  • Ammonia and nitrite: Keep levels low with good feed management and partial water exchanges if needed. Beneficial bacterial products can help nitrification in earthen ponds.

Disease Management and Biosecurity

Prevention is far cheaper than treatment. Maintain stocking density appropriate to your management capacity and practice strict biosecurity.

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  • Quarantine new stock: Hold and observe before moving to main ponds.
  • Hygiene: Clean nets, footwear and tools between ponds. Avoid introducing fish or birds that could carry pathogens.
  • Common signs: Watch for reduced feeding, sluggishness, abnormal moulting and unusual mortality. Early isolation and veterinary consultation are key.
  • Treatments: Use only approved treatments and follow expert advice; indiscriminate antibiotic use is risky and may be illegal or harmful.

Moulting and Behaviour

Moulting frequency decreases as prawns grow. During moulting they are vulnerable to cannibalism and stress.

  • Provide refuge: Ensure adequate hiding places to reduce losses during moulting.
  • Feed management: Reduce disturbance during heavy moulting periods to lower mortality.

Harvesting

Harvest planning affects product quality and market value. Decide on single harvest or partial harvests depending on size uniformity and market windows.

  • Partial harvesting: Can improve size uniformity and cash flow; use seines or traps carefully to avoid pond damage.
  • Final harvest: Drain pond or use seine nets; handle prawns gently, keep them moist and cool before packing.
  • Post-harvest: Ice quickly if selling fresh. For live markets, maintain oxygenated transport water and avoid overcrowding.

Marketing and Selling

Markets in Haryana include local wet markets, hotels, and transport to larger metros. Quality, size and presentation determine prices.

  • Know your buyer: Restaurants and retailers have different size and quality needs. Secure buyers before harvest when possible.
  • Packaging: Use food-grade containers and ice for fresh product. For live prawns, ensure water quality during transport and minimal time en route.
  • Value addition: Cleaning, deveining and simple vacuum packing increases value but requires hygiene and cold chain.

Seasonal Considerations for Haryana

Haryana’s summers can stress prawns; maintain deeper ponds, aeration and shading. Winters slow growth—plan stocking to avoid too-slow winter growth or expect longer culture periods.

Economics and Record-Keeping

Keep simple records of stocking dates, feed used, mortalities, water treatments and sales. These records let you calculate feed conversion, survival and margins to improve future crops.

Practical Tips from Growers

  • Start small and scale up as you learn to manage cannibalism and water quality.
  • Spend on good seed and basic aeration before expensive equipment.
  • Build relationships with local buyers; predictable supply and consistent quality win repeat orders.

Conclusion

Scampi farming in Haryana can be a profitable enterprise if you focus on seed quality, stable water management, shelter to reduce cannibalism, and disciplined feeding. Start conservatively, document what you do, and adapt practices to local conditions and markets.

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Ranjeet Natarajan
Ranjeet Natarajan

Contributing writer at Agriculture Novel — telling the stories that sustain us.

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