Consumer Choices and the Sustainable Seafood Market: Trends and Analysis

Small Choices Add Up to a Real Signal

The oceans face no shortage of threats, from habitat loss to plastic pollution to the slow damage of a warming climate. Shrinking sea ice, for instance, is lengthening the lean periods polar bears must endure, a pattern described in this guide to polar bear hibernation. What's changed recently is that individual choices are now visible enough, in aggregate, to genuinely shift an industry. Demand for responsibly sourced seafood is projected to reach roughly $29.7 billion by 2033, a trend line that exists only because enough individual buying decisions added up to something a whole industry had to notice, much of it tracked through demand for certified sustainable seafood. That kind of growth doesn't happen by accident. It happens because millions of small, everyday decisions about what to put in a shopping cart quietly add weight to one side of the scale. According to the Coherent Market Insights (CMI) report, the global sustainable seafood market is estimated at USD 20.9 Bn in 2026 and is projected to grow at a CAGR of 5.2% to USD 29.7 Bn by 2033, supported by consumer preference for sustainably sourced seafood and concerns over overfishing and marine ecosystem conservation. The rest of this piece the market trends, segments, regions and players shaping sustainable seafood.

What Buying Habits Reveal

North America alone already accounts for around 35% of that sustainable seafood market, and frozen product, which travels and stores with a noticeably smaller footprint than fresh, now makes up close to 45% of what gets sold in the category. Those numbers point to a real shift in how people shop: checking labels, asking where something was actually sourced, and rewarding brands that can answer clearly instead of vaguely.

Three market trends shaping sustainable seafood

1. Expansion of certification and eco-labelling

Standards such as the Marine Stewardship Council (MSC) and the Aquaculture Stewardship Council (ASC) are improving transparency and consumer trust. The CMI report notes that more than 20% of global wild marine catch is now engaged in MSC programmes. The impact is higher compliance costs but a steady shift of demand and market access toward certified, well-managed fisheries.

2. Sustainable aquaculture technology

Recirculating Aquaculture Systems (RAS) and Integrated Multi-Trophic Aquaculture (IMTA) improve resource efficiency, optimise water use and recycle nutrients. The report cites a Vietnamese shrimp system that combines the two in a closed-loop, zero-discharge model. The impact is lower dependence on wild fish stocks and better scalability for sustainable supply.

3. Tighter regulation and uneven stock recovery

The report cites FAO's 2025 review finding that about 64-65% of assessed marine fish stocks are fished at biologically sustainable levels while roughly 35% remain overfished, with large regional differences. Stricter fishing rules and import compliance requirements are following. The impact is that buyers and retailers are moving toward certified sources, which supports price premiums and demand for certified seafood.

Market segmentation: what the CMI report covers

The CMI sustainable seafood report segments the market by product type (bivalves and other molluscs and aquatic invertebrates, cephalopods, crustaceans, flatfish, freshwater fish, groundfish, salmonids, small pelagics, tuna and tuna-like species, and others), by form (chilled, frozen, canned and others), by distribution channel (hypermarkets, supermarkets, convenience stores, specialty stores, online and others) and by region (North America, Latin America, Europe, Asia Pacific, and Middle East and Africa). These segments reflect the choices discussed above: what shoppers buy, in what form, and where they buy it.

Sub-segment analysis

• Salmonids (product type)

Salmonids are projected to lead the market with a 22% share in 2026. Growth is driven by strong demand for nutrient-rich seafood with high omega-3 content, certified aquaculture growth, and advances in aquaculture technology and supply chain efficiency. The report cites global Atlantic salmon output of around 1.39 million tonnes in the first half of 2025 and a rise of more than 747,000 metric tons in global salmon consumption between 2015 and 2025. Its main end uses are retail and foodservice, where the report says responsible sourcing is increasingly adopted. As the largest product type, it anchors the market's growth.

• Frozen (form)

Frozen seafood is expected to account for 45% of the market in 2026 because of its convenience, reduced waste and supply chain efficiency. Freezing extends shelf life, letting suppliers, retailers and consumers store product longer and helping reduce spoilage across the value chain. Flash freezing and individually quick frozen (IQF) methods preserve texture, flavour and nutrients, making frozen products increasingly comparable to fresh and raising consumer acceptance. As the leading form, it links everyday shopping habits to the sustainability goals the market is built on.

U.S. market analysis

The U.S. remains a leading sustainable seafood market. Demand is driven by consumer preference for eco-labelled products, retailer commitments to responsible sourcing and stringent traceability standards. Certification bodies such as the Marine Stewardship Council (MSC) have a strong presence, and major retailers and foodservice chains are adopting sustainable sourcing policies. Rising awareness of overfishing and marine conservation is also pushing shoppers toward certified options. The report notes that global MSC-labelled product volumes rose 8% in 2024-25, with more than 21,800 labelled products, reflecting uptake in markets including the U.S. Tighter certification and import compliance rules in 2025-2026 are raising compliance costs but favouring certified producers with access to high-value markets such as the U.S.

Key Market Participants

The CMI report names M.F. Foley Company, Zoneco Group, Walker Seafoods, Nippon Suisan Kaisha, Thai Union Group, Maruha Nichiro, Austral Fisheries, Pacific Andes Group, Marine Harvest ASA, AgriMarine Holdings, Kyokuyo Suisan and Mitsubishi Corporation among the major players. According to the report, leading companies invest in eco-certifications such as MSC and ASC to build consumer trust and brand value, improve supply chain transparency through traceability technologies, and expand sustainable aquaculture to meet demand while complying with regulation. Recent industry developments include Yumbah Aquaculture's July 2025 acquisition of Clean Seas Seafood, which expanded its sustainable seafood business, and Iberostar's February 2026 sustainable seafood programme with WWF to promote responsible sourcing.

Conclusion

As the market for responsibly sourced seafood keeps growing by billions of dollars a year, it's a reminder that everyday purchasing decisions genuinely move an industry. With the sustainable seafood market projected to reach USD 29.7 Bn by 2033, those everyday choices are likely to carry even more weight.