Seafood traceability and seafood transparency are related but distinct concepts. Traceability is the ability to track a product through every step of the supply chain, from catch to consumer. Transparency is what happens when that tracked data is shared with stakeholders, buyers, regulators, or consumers. Traceability creates the record; transparency makes it accessible. You need both to build genuine accountability in seafood supply chains, including high-risk categories like tuna.
Unverified sustainability claims are putting seafood brands at legal risk
When a brand labels a product as sustainably sourced without verified documentation, it may face greenwashing allegations, regulatory scrutiny, and litigation. Several major seafood brands have faced lawsuits because their supply chain records could not substantiate label claims. The fix is upstream verification: capturing data at the point of catch so every claim rests on auditable evidence.
Starting traceability at the processing stage leaves your supply chain blind at the first mile
Most traditional traceability systems begin when fish enters a processing facility. By that point, the most important data—where the fish was caught, which vessel caught it, and under what conditions—has already been lost or buried in manual paperwork. That gap is where IUU catch, mislabeled species, and labor violations enter undetected. Closing it means capturing vessel-level data in real time, before discharge.
What is seafood traceability and why does it matter?
Seafood traceability is the documented ability to follow a product through every supply chain stage, from fishing vessel or farm through processing, logistics, and retail. It involves assigning unique identifiers to batches at the point of catch, then connecting those identifiers to records that travel with the product through transshipment, processing, and distribution.
Traceability matters because the seafood supply chain is long, international, and fragmented. A single can of tuna may pass through fishing vessels, carrier vessels, transshipment ports, processing plants, and multiple importers before reaching a consumer. Without a reliable chain of custody, the risk of mislabeling or illegally caught fish increases at every handoff. Regulatory frameworks in the EU and US now require documented traceability as a condition of market access.
What is seafood transparency and how is it different from traceability?
Seafood transparency is the practice of making supply chain data accessible to buyers, retailers, regulators, and consumers. While traceability is about capturing and storing data, transparency is about sharing it so others can verify claims and make informed decisions.
A company could have detailed internal traceability records never shared outside its operations—that is traceability without transparency. Conversely, publishing sustainability claims without underlying data may look like transparency but lacks the foundation to back it up. Real transparency requires traceability. When a consumer scans a QR code and sees verified information about where fish was caught and which certifications apply, that is transparency built on traceable data. Digital Product Passports (DPPs) for tuna are one of the most direct expressions of this combination.
What are the key differences between traceability and transparency in seafood?
The key difference is audience and access. Traceability is an internal operational capability; transparency is an external communication capability. One is the data infrastructure; the other is how that infrastructure serves accountability.
- Purpose: Traceability tracks product movement and custody. Transparency communicates verified information to stakeholders.
- Audience: Traceability is used by supply chain operators, auditors, and regulators. Transparency serves buyers, consumers, and the public.
- Output: Traceability produces records and audit trails. Transparency produces accessible reports, labels, or digital product passports.
- Timing: Traceability is captured in real time or at each handoff. Transparency is delivered on demand.
- Risk function: Traceability reduces operational risk. Transparency reduces reputational and commercial risk.
Neither replaces the other. Strong traceability without transparency may satisfy internal audits but fail to build buyer trust. Transparent claims without verified traceability behind them create significant exposure if challenged.
Why do seafood brands need both traceability and transparency?
Brands need traceability to know what is in their supply chain and transparency to prove it to others. Together, they allow a brand to make claims it can actually defend.
Regulatory pressure is one driver. EU and US import regulations require documented evidence of where seafood was caught and how it was harvested. Traceability systems capturing first-mile data make compliance documentation available on demand. Commercial relationships are another driver—retailers increasingly require verified sourcing documentation as a condition of doing business. A brand providing a verified digital product passport linking a product to a specific vessel and certification record is in a stronger procurement position than one offering general sustainability statements. Consumer expectations also matter: shoppers increasingly expect to verify label claims, and a QR-accessible DPP turns a sustainability claim into a verifiable story.
How does seafood traceability actually work across the supply chain?
- At sea: Vessel activity is captured via satellite VMS and AIS, recording location, fishing activity, and catch events in real time.
- At port discharge: A unique Raw Material ID is assigned to each batch, linking it to vessel records, catch location, species, fishing method, and certifications.
- During processing: The Raw Material ID travels with the product through cutting, canning, or other steps, maintaining the link to original catch data.
- Through logistics: Container movements are connected to the same batch identifier, providing visibility from port to destination.
- At retail or import: Compliance documentation—EU CATCH forms, US SIMP records, certification chain-of-custody data—can be generated from the same underlying records.
Standards such as GS1 EPCIS and the GDST framework provide a common data language allowing supply chain partners to exchange traceability information consistently, making end-to-end traceability across multiple companies and countries technically feasible.
What role does transparency play in fighting IUU fishing?
Transparency makes IUU fishing harder to conceal. When supply chain data is shared with regulators, certification bodies, and buyers, operators engaged in illegal fishing have fewer opportunities to launder catch into legitimate supply chains. IUU fish often enters at transshipment points where catch from multiple vessels is combined and records may be falsified. Requiring verified vessel-level data before processing begins makes it significantly harder for IUU catch to pass through undetected.
Automated cross-referencing of vessel data against IUU blacklists, RFMO registries, and port state records can flag non-compliant batches before product moves further down the supply chain. Satellite analytics combined with electronic monitoring may also reveal labor condition patterns at sea, and linking that data to batch-level records means social compliance evidence travels with the product alongside environmental compliance.
How SmarTuna helps with seafood traceability and transparency
SmarTuna is a digital traceability and verification platform that captures supply chain data from the first mile at sea and connects it to every subsequent stage, giving brands and buyers verified evidence behind every claim.
- Real-time vessel monitoring via satellite VMS and AIS, capturing catch activity before port arrival
- Unique Raw Material IDs assigned at discharge, linking origin, composition, and certification data to each batch
- Automated checks against 15+ regulatory and certification databases, including RFMO registries, IUU blacklists, MSC and ASC chain-of-custody records, and EU-approved facility lists
- Digital storage of all verification documents per batch, available instantly for audits or buyer requests
- Support for Digital Product Passports for tuna accessible via a traceability code
- Automated completion of EU CATCH, US SIMP, and FSMA forms
- Integration of social compliance evidence, including labor rights certifications and observer reports, into each batch record
SmarTuna was the first seafood platform to pass the GDST Capability Test. To see how it could work for your supply chain, request a demonstration through the SmarTuna website.