India's First Open-Sea Fish Farm: How NIOT's Cages Work

India’s First Open-Sea Fish Farm Is Real — And It Runs on Cages Built for the Ocean

India has farmed fish in ponds, reservoirs and sheltered coastal cages for decades. But farming fish in the open sea — in real ocean conditions, with strong currents, waves and changing weather — is a different challenge altogether. On 18 January 2026, India took that step for the first time: the country’s first-ever open-sea marine fish farming project was launched at North Bay, Sri Vijaya Puram, in the Andaman Sea.

The project is a pilot, and it is deliberately small to begin with. But the technology at its heart — open-sea cages engineered by the National Institute of Ocean Technology (NIOT) — is what makes it a genuine first for Indian fisheries. Here is what was launched, how the cages work, and what it could mean for fishing communities.

Project at a Glance

Detail	Fact
Project	India’s first-ever open-sea marine fish farming project (pilot)
Launched	18 January 2026
Location	North Bay, Sri Vijaya Puram, Andaman Sea
Launched by	Dr Jitendra Singh, Union Minister of State (Independent Charge) for Science & Technology and Earth Sciences
Implemented by	Ministry of Earth Sciences, National Institute of Ocean Technology (NIOT), and the Andaman & Nicobar Administration
What is farmed	Marine finfish in open-sea cages; seaweed in deep water
Fish species	Seabass and cobia (as reported at the launch)
Status	Pilot project — feasibility assessment before any scale-up

Sources: Press Information Bureau release, 18 January 2026 (Release ID 2215808); The Daily Pioneer, 18 January 2026.

What Exactly Was Launched at North Bay?

The launch took place on the water itself. Dr Jitendra Singh travelled by boat for nearly an hour to reach North Bay and inaugurated the project on site, in the open waters of the Andaman Sea. Two livelihood interventions began on the same day:

Marine fauna — finfish in cages: Finfish seeds were provided for cage-based cultivation, reared in NIOT-developed open-sea cages. Seabass and cobia are the species being reared in the cages, according to reports from the launch.
Marine flora — seaweed in deep water: Seaweed seeds were handed over to local fishing communities to promote deep-water seaweed cultivation in the open sea.

The combination is deliberate. Finfish farming brings high-value protein production; seaweed farming gives coastal families a second income stream that needs little investment and grows in the same waters. Together, they are the pilot’s test of whether open-sea farming can work as a livelihood model — not just as an engineering demonstration.

The Star of the Show: NIOT’s Open-Sea Cages

Coastal cage farming already exists in India — cages sit in sheltered bays, backwaters and reservoirs where the water is calm. The open sea is another world: strong currents, ocean swell, storms and depth that never stays still. A cage that works in a backwater can be torn apart offshore.

That is why the cage itself is the story here. NIOT — the Ministry of Earth Sciences’ technical arm — developed open-sea cages specifically engineered to function in natural oceanic environments, built to withstand strong currents, waves and changing weather. The pilot is the first time this Indian-built cage technology has been put to work in true open-ocean conditions for marine finfish farming.

For fish farmers, the design logic matters more than the engineering detail:

Space: The open sea offers farming area that crowded coastlines and inland waters cannot.
Water quality: Open-ocean water is constantly exchanged by currents, which helps fish health compared with stagnant or crowded inshore sites.
Scale: If the pilot proves feasible, the same cage design can be deployed at many more sites along India’s coastline.

None of this is proven yet — that is precisely what a pilot is for. The project will test whether the cages, the fish and the economics all hold up in real ocean conditions before anyone talks about expansion.

Why Open-Sea Farming Matters for India’s Blue Economy

Launching the project, Dr Jitendra Singh described it as one of the first major steps towards realising the Blue Economy through India’s vast ocean resources. The minister noted that for nearly seventy years after Independence, India’s ocean resources remained largely underexplored, and that the government’s thinking has shifted since 2014 to treat the maritime domain as holding wealth and opportunity equal to the Himalayas and the mainland.

The Andaman pilot fits that framing in three ways:

New production area: It opens up ocean space for food production instead of competing for scarce land and inshore water.
Island livelihoods: The technology and training go directly to local fishing communities, who receive the seeds and the know-how — the launch was explicitly designed so coastal and island communities become active partners in ocean-led growth.
A test bed for scale: The experience gained and the feasibility assessments from this pilot will decide whether similar projects follow elsewhere.

What Happens Next?

The government has been clear that this is a pilot, run through government-led collaboration for now. The next step is assessment: how the cages perform, how the fish grow, and whether the model makes economic sense for the communities involved. If the feasibility results are positive, Dr Jitendra Singh has said scaling up could happen through public–private participation models — which would bring private investment and faster deployment to more coastal locations.

That is the honest timeline: pilot first, evidence second, expansion third. There is no announced date for commercial-scale rollout, and no application window for fishers to join the project has been published. Anyone claiming to sell places on this project today should be treated with caution.

What Andaman Fishers Should Watch For

If you fish in the Andaman and Nicobar Islands, here is what to follow:

Watch the UT Fisheries Department and NIOT announcements for any training or participation opportunities linked to the North Bay pilot.
Seaweed cultivation is the lower-barrier entry point — seeds were already distributed to local communities at the launch, and deep-water seaweed farming needs far less capital than cage fish farming.
Learn the cage-farming basics now: cage maintenance, feeding schedules and fish health management are skills that will be in demand if open-sea farming scales up.
Do not pay anyone claiming to enrol you in this project — it is a government pilot with no published application process.

Frequently Asked Questions

When did India’s first open-sea fish farming project launch?
On 18 January 2026, at North Bay, Sri Vijaya Puram, in the Andaman Sea. It was launched by Dr Jitendra Singh, Union Minister of State (Independent Charge) for Science & Technology and Earth Sciences.

Which fish are being farmed in the open-sea cages?
Seabass and cobia, according to reports from the launch. Seaweed is also being cultivated in deep water alongside the fish cages.

Who built the open-sea cages?
The National Institute of Ocean Technology (NIOT), the technical arm of the Ministry of Earth Sciences. The cages are designed to withstand strong currents, waves and changing weather in natural oceanic conditions.

Can fish farmers apply to join the project?
Not yet. This is a government-led pilot with no published application window. Watch announcements from NIOT, the Ministry of Earth Sciences and the Andaman & Nicobar Administration for any future participation or training opportunities.

Will open-sea fish farming expand to other states?
That depends on the pilot’s feasibility results. The government has said successful results could lead to scaling up through public–private participation models, but no timeline or locations have been announced.

India’s First Open-Sea Fish Farm: How NIOT’s Cages Work