Neither Brazil nor the USA: China produces over 60% of the world's farmed fish and accounts for about 40% of all global seafood, using industrial-scale aquaculture megafarms to influence the international market and supply billions of people.

Neither Brazil nor the USA: China produces over 60% of the world’s farmed fish and accounts for about 40% of all global seafood, using industrial-scale aquaculture megafarms to influence the international market and supply billions of people.

Written by Débora Araújo

Published on 28/03/2026 at 01:37

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China dominates global farmed fish production, accounting for about 40% of the world’s catch and uses industrial-scale aquaculture to influence the global market.

While many imagine that large food producers are concentrated in countries like the United States or Brazil, the global reality of fishing and aquaculture points to an absolute leader: China. In recent decades, the Asian country has built a true food powerhouse based on fish and seafood production.

According to scientific studies published in the journal Frontiers in Marine Science, China accounts for over 60% of all global aquaculture, that is, the controlled breeding of fish, crustaceans, and other aquatic organisms. This impressive figure shows that most of the farmed fish consumed on the planet originates from Chinese territory. This dominance is not just statistical. It reflects a highly structured production model, with intensive use of technology, state planning, and integration with global logistics chains.

Much more than aquaculture: nearly half of global catch

The impact of China is not limited to aquaculture. When considering all fish production — including traditional fishing and farming — the country also occupies a dominant position.

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Mega aquaculture farms and industrial-scale production

One of the main factors behind this dominance is the use of mega aquaculture farms. Unlike traditional fishing models, China has massively invested in controlled large-scale breeding, with systems that include industrial tanks, marine farms, and even offshore structures.

Technical reports and industry analyses show that the country has developed a highly efficient system capable of producing gigantic volumes of animal protein with cost control and production predictability.

This model allows China to maintain a constant supply, reducing risks associated with traditional fishing, such as climate variations or overfishing. At the same time, it ensures internal supply for a population of over 1.4 billion people.

Direct influence on international prices

With such a scale of production, China plays a central role in the formation of global prices. When the country increases or decreases its production, the effects are felt in international markets, impacting everyone from exporters to end consumers.

FAO data indicates that China is also responsible for about 45% of global fish consumption, which further reinforces its weight in the global food system. This means that the country acts simultaneously as the largest producer and largest consumer, creating a cycle of influence that few agricultural sectors in the world can replicate.

Food security and long-term strategy

The dominance of aquaculture is not only economic but also strategic. China uses this sector as a tool for food security, ensuring continuous access to animal protein for its population.

International reports highlight that aquaculture is already the main source of aquatic food on the planet, surpassing traditional fishing in growth and relevance. By leading this movement, China not only secures its internal supply but also positions itself as a key player in the future of global food.

The future of the global fish market

With the global demand for protein constantly growing, the trend is that aquaculture will continue to expand its role in the coming decades. And, in this scenario, China is expected to remain a protagonist.

Its large-scale production model, combined with investments in technology and infrastructure, places the country at a competitive advantage over other nations. More than that, it consolidates a new reality: the global fish market is no longer defined solely by who catches more, but by who produces better — and today, no one does this on a larger scale than China.

Neither Brazil nor the USA: China produces over 60% of the world’s farmed fish and accounts for about 40% of all global seafood, using industrial-scale aquaculture megafarms to influence the international market and supply billions of people.

China dominates global farmed fish production, accounting for about 40% of the world’s catch and uses industrial-scale aquaculture to influence the global market.

Much more than aquaculture: nearly half of global catch

Mega aquaculture farms and industrial-scale production

Direct influence on international prices

Food security and long-term strategy

The future of the global fish market

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Neither Brazil nor the USA: China produces over 60% of the world’s farmed fish and accounts for about 40% of all global seafood, using industrial-scale aquaculture megafarms to influence the international market and supply billions of people.

China dominates global farmed fish production, accounting for about 40% of the world’s catch and uses industrial-scale aquaculture to influence the global market.

Much more than aquaculture: nearly half of global catch

Mega aquaculture farms and industrial-scale production

Direct influence on international prices

Food security and long-term strategy

The future of the global fish market

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