Giant Gourami Fish Farming in Kerala

Giant gourami (Osphronemus goramy) is a large freshwater fish ideal for Kerala’s climate. Its labyrinth organ lets it breathe atmospheric air, surviving low-oxygen conditions. Omnivorous, accepts vegetable scraps, rice bran, and pellets.

Why It Suits Kerala

• Warm climate (25-35°C year-round)
• Air-breathing — tolerates poor water quality
• Low-cost feed: tapioca leaves, banana stems, jackfruit
• Disease resistant, handles transport stress

Pond Setup

200 sq m pond, 1.2-1.5m deep. Lime at 50-100 kg/acre. Stock 3-5 fingerlings/sq m. Maintain pH 6.5-7.5, change 20-30% water every 2 weeks.

Feed and Growth

Commercial pellets first 2 months, then farm-made mix (rice bran 30%, groundnut cake 25%, tapioca leaf 20%, fish powder 15%, moringa 10%). Growth: 200g by month 3, 600g by month 6, 1.2-1.8 kg by month 12.

Profitability

1,000 fingerlings, 80% survival = 960 kg. At ₹280/kg = ~₹2.7 lakh gross. Investment ~₹50,000-60,000. Net profit ₹2-2.25 lakh per cycle.

Taste

Firm, white flesh, mild sweet flavour. Excellent for curries, grilling, pan-frying, pollichathu.

Fresh Gourami Fish | Cleaned & Cut

FAQ

Time to market size?

10-12 months to 1-1.5 kg.

Polyculture?

Yes — works well with catla, rohu, grass carp.

Legal in Kerala?

Widely practised. Check with district fisheries office. Don’t release into natural water bodies.

Common diseases?

Rare if managed well. Salt baths for external infections. Maintain water quality.