Classification
Product TypeRaw Material
Product FormFrozen
Industry PositionPrimary Seafood Product
Raw Material
Commodity GroupTuna (Albacore/Longfinned tuna) — pelagic capture fishery
Scientific NameThunnus alalunga
PerishabilityHigh
Growing Conditions- Highly migratory pelagic species in temperate and subtropical ocean waters; supply depends on wild capture rather than cultivation
- Major commercial capture is linked to longline fisheries, with some troll fisheries contributing seasonally in parts of the Pacific (WCPFC)
Main VarietiesNorth Pacific albacore stock, South Pacific albacore stock, North Atlantic albacore stock, South Atlantic albacore stock, Indian Ocean albacore stock, Mediterranean albacore stock
Consumption Forms- Industrial processing inputs (including canned tuna value chains where albacore is marketed as "white tuna" in some markets)
- Frozen whole fish for further processing
- Frozen loins and steaks for retail and foodservice
Grading Factors- Species verification and documentation consistency (to reduce mislabeling risk and support market access controls)
- Evidence of continuous frozen handling (e.g., no thaw-refreeze; internal temperature control consistent with Codex guidance such as -18°C or colder)
- Physical condition (dehydration/freezer burn, glaze integrity where used, bruising/damage)
- Odour/colour/texture indicators relevant to oxidation and rancidity risk in frozen storage
- Histamine risk controls via rapid chilling after capture and time-temperature management through handling (Codex)
Market
Frozen albacore tuna (Thunnus alalunga) is a globally traded wild-capture tuna commodity whose international flows are commonly tracked under HS 030341 ("Frozen albacore or longfinned tunas"). UN Comtrade (via WITS) indicates 2024 trade is shaped by large importing markets such as Thailand, Japan, Spain and Mauritius, alongside exporting origins including China, Fiji, Japan, Mauritius and South Africa. Supply is tied to highly migratory stocks managed by regional fisheries management organizations (RFMOs), so changes in stock assessments, harvest controls, or compliance actions can quickly affect availability and trade routes. Cold-chain integrity and scombrotoxin (histamine) risk management remain central buyer concerns for frozen tuna supply chains.
Market GrowthNot Mentioned
Major Producing Countries- 일본Major South Pacific albacore fleet participant referenced in WCPFC reporting; also a significant trader of frozen albacore (HS 030341) in UN Comtrade/WITS 2024.
- 피지Noted by WCPFC as a major fleet in the South Pacific albacore fishery; also a leading exporter of HS 030341 in UN Comtrade/WITS 2024.
- 중국WCPFC reporting highlights China among major fleets for South Pacific albacore dynamics; also a leading exporter of HS 030341 in UN Comtrade/WITS 2024.
- 대만WCPFC reporting references Chinese Taipei as a major fleet for South Pacific albacore catch-rate shifts (ISO country code shown as TW).
- 뉴질랜드Participant in the WCPFC area and an exporter of HS 030341 in UN Comtrade/WITS 2024.
- 미국Exporting country for HS 030341 in UN Comtrade/WITS 2024; also a WCPFC member involved in Pacific tuna governance.
Major Exporting Countries- 중국Top exporter by trade value among named countries for HS 030341 in UN Comtrade/WITS 2024.
- 피지Leading exporter for HS 030341 in UN Comtrade/WITS 2024.
- 일본Leading exporter for HS 030341 in UN Comtrade/WITS 2024.
- 모리셔스Leading exporter for HS 030341 in UN Comtrade/WITS 2024.
- 남아프리카Leading exporter for HS 030341 in UN Comtrade/WITS 2024.
- 미국Exporter for HS 030341 in UN Comtrade/WITS 2024.
- 인도네시아Exporter for HS 030341 in UN Comtrade/WITS 2024.
- 대한민국Exporter for HS 030341 in UN Comtrade/WITS 2024.
- 뉴질랜드Exporter for HS 030341 in UN Comtrade/WITS 2024.
- 프랑스Exporter for HS 030341 in UN Comtrade/WITS 2024.
Major Importing Countries- 태국Top importer of HS 030341 by trade value in UN Comtrade/WITS 2024.
- 일본Top importer of HS 030341 in UN Comtrade/WITS 2024.
- 스페인Top importer of HS 030341 in UN Comtrade/WITS 2024.
- 모리셔스Top importer of HS 030341 in UN Comtrade/WITS 2024.
- 캐나다Importer of HS 030341 in UN Comtrade/WITS 2024.
Supply Calendar- Western and Central Pacific (South Pacific albacore):Nov, Dec, Jan, Feb, Mar, AprWCPFC reports South Pacific albacore troll catches are mostly taken from November to April; longline accounts for most catch and high-seas transhipments are reported as seasonally heavy, peaking around September.
Specification
Major VarietiesAlbacore tuna (Thunnus alalunga) — North Pacific stock, Albacore tuna (Thunnus alalunga) — South Pacific stock, Albacore tuna (Thunnus alalunga) — North Atlantic stock, Albacore tuna (Thunnus alalunga) — South Atlantic stock, Albacore tuna (Thunnus alalunga) — Indian Ocean stock, Albacore tuna (Thunnus alalunga) — Mediterranean stock
Physical Attributes- Typically lighter-colored flesh compared with many other commercial tunas, driving use in "white tuna" product positioning in some markets
- Frozen presentation commonly handled as whole fish or as further-processed frozen portions (e.g., loins/steaks), with dehydration/freezer burn as a key visible quality defect
Compositional Metrics- Scombrotoxin (histamine) is a recognized hazard for tuna species; controls rely on time-temperature management and verification/testing programs where required
- Heavy metals are identified among potential chemical hazards for tuna products in Codex guidance (handled through sourcing controls and compliance testing under destination-market rules)
Grades- Buyer programs commonly differentiate freezing/handling condition (no thaw-refreeze), sensory quality (odour/colour/texture), and intended end use (e.g., canning vs. portion/loin applications) rather than a single universal grade standard
Packaging- Poly-lined corrugated cartons for frozen whole fish
- Vacuum-packed frozen loins or steaks in cartons
- Glazed frozen product formats to limit dehydration during storage and shipment
ProcessingCold-chain dependent: quality deteriorates rapidly with temperature abuse even if product remains frozen (e.g., dehydration, oxidation/rancidity)Histamine risk is not eliminated by cooking because histamine is heat-stable; prevention focuses on rapid chilling after capture and strict temperature control through handling
Supply Chain
Value Chain- Capture (longline and troll fisheries) -> onboard chilling/freezing or landing -> freezing (blast or plate) and glazing (as applicable) -> cold storage -> reefer container shipment -> import cold store -> secondary processing (e.g., thaw/trim/loin preparation or canning inputs) -> distribution
Demand Drivers- Industrial processing demand for tuna products that use albacore inputs (including "white tuna" positioning in certain markets)
- Preference for frozen raw material that supports predictable processing schedules and inventory management in major importing countries shown in UN Comtrade/WITS flows
Temperature- Codex Code of Practice guidance includes maintaining frozen fish and fishery products at or below -18°C (0°F) in retail handling; comparable cold-chain setpoints are widely used across international frozen seafood logistics
- Avoid thaw-refreeze cycles to reduce dehydration, texture damage, and quality losses
Shelf Life- Commercial shelf life is strongly dependent on maintaining continuous frozen storage (e.g., -18°C or colder), glazing/packaging integrity, and minimizing oxidative rancidity risk during extended storage
Risks
Fisheries Management HighFrozen albacore supply is ultimately constrained by wild stock status and RFMO management measures; changes in scientific advice, harvest strategies, or compliance actions can reduce available volumes or restrict acceptable sourcing for sustainability-sensitive buyers. ISSF reporting highlights that tuna stock sustainability performance varies by stock and ocean region, creating procurement and reputational risk if sourcing is not stock-specific.Require RFMO-area and stock-specific traceability (area/gear/flag), align procurement with verified sustainability programs where applicable, and diversify sourcing across stocks/oceans to reduce exposure to a single management decision.
IUU And Traceability HighTuna is a priority species group for traceability and anti-IUU enforcement in major markets; missing or inconsistent catch documentation can lead to border holds, detentions, or loss of market access. The EU IUU framework requires catch certification for imports, and the U.S. SIMP program imposes reporting and recordkeeping requirements for tuna.Implement chain-of-custody controls (catch certificates/model catch certificates where relevant), validate supplier documentation, and ensure data completeness from point of harvest through import entry.
Food Safety MediumScombrotoxin (histamine) formation is a recognized hazard for tuna when fish are not rapidly chilled after harvest; histamine is heat-stable, so downstream cooking does not eliminate the hazard once formed.Use strict time-temperature controls from capture onward, verify cold-chain records, and apply histamine monitoring/testing programs consistent with destination-market requirements.
Cold Chain MediumFrozen albacore quality and usability can be materially degraded by thawing, dehydration, or rancidity during storage and transport, reducing yields for processors and increasing claims risk.Maintain continuous frozen storage (e.g., -18°C or colder as a Codex reference point), use appropriate glazing/packaging, and audit temperature logs across loading, transit, and destination cold stores.
Compliance And Sanctions Exposure MediumBecause tuna supply chains can involve high seas fishing, transshipment, and multiple jurisdictions, buyers face elevated exposure to regulatory actions tied to vessel authorization, flag-state performance, and port-state enforcement, which can interrupt shipments and restrict eligible supply.Screen vessels and supply chains against relevant authorization lists and enforcement actions, prioritize landings through ports with strong control systems, and include contractual compliance and audit clauses.
Sustainability- Stock sustainability and harvest controls determined by RFMOs (WCPFC, IOTC, ICCAT, IATTC) and summarized by ISSF; sourcing policies may restrict product from stocks assessed as failing sustainability criteria
- Bycatch and ecosystem impacts in tuna fisheries (notably longline bycatch risk) drive buyer requirements for mitigation and verification
- IUU fishing risk in global tuna supply chains, with increasing reliance on port and market-state measures (e.g., FAO PSMA; EU IUU framework; U.S. SIMP traceability)
Labor & Social- Forced labour and human trafficking risks have been documented in parts of the global fisheries sector, particularly affecting migrant fishers on distant-water vessels (ILO)
- At-sea transshipment can increase oversight and traceability challenges, elevating exposure to labor and compliance risks where governance and monitoring are weak
FAQ
What trade code is commonly used to track frozen albacore tuna in global statistics?A commonly used international trade classification for frozen albacore (longfinned) tuna is HS 030341 ("Frozen albacore or longfinned tunas"), as shown in UN Comtrade data accessed via the WITS platform.
Which countries are the largest import markets for frozen albacore (HS 030341) in recent UN Comtrade data?UN Comtrade data accessed via WITS for 2024 lists Thailand, Japan, Spain and Mauritius among the top importers of HS 030341 (frozen albacore or longfinned tunas).
What frozen temperature setpoint is referenced in Codex guidance for frozen fish handling?Codex guidance in the Code of Practice for Fish and Fishery Products references maintaining frozen fish and fishery products at or below -18°C (0°F) in retail reception and frozen storage contexts.