Frozen Mussels
Frozen mussels are molluscs of the Mytilus or Perna species that are kept in a frozen state, whether in shell or not.
Prices, specifications and international trade for frozen mussels under HS 030732.
Frozen Mussels Price
Published reference · Jul 1, 2026
Frozen mussels is quoted in USD/t at NZL. Historical customs values may differ from the headline reference.
Explore frozen mussels pricesFrozen Mussels Suppliers
Find frozen mussels suppliers and exporters for your specification, buying volume and preferred origin. Explore supplier locations, compare sourcing requirements and request a shortlist.
Explore frozen mussels suppliersFrozen Mussels Exports and Imports
New Zealand led reported frozen mussels exports in 2025, at $189M.
Compare frozen mussels exporting countriesFrozen Mussels Specifications and Quality
Frozen mussels grading factors include Meat yield, Meat condition, and Shell integrity.
Grading Factors
Quality assessment for frozen mussels considers Meat yield, Meat condition, and Shell integrity.
- Meat yield
The proportion of edible meat relative to shell weight is assessed because it directly affects the value per unit and the cost efficiency for processors and end users.
- Meat condition
The texture, color, and absence of gaping or watery flesh are evaluated to ensure the mussels were harvested and frozen under optimal conditions, preserving a firm and appealing product.
- Shell integrity
For in-shell product, the shells must be intact and free from cracks or chips, which can indicate mishandling and lead to freezer burn or contamination during storage.
- Foreign material
The absence of byssus threads, shell fragments, sand, or other debris is checked to ensure the product is clean and ready for consumption or further processing.
Common Defects
Recorded defects for frozen mussels include Freezer burn, Broken shells, and Off-odors.
- Freezer burn
Discolored, dry, or leathery patches on the meat surface caused by improper freezing or packaging, which degrade texture and flavor.
- Broken shells
Cracked or shattered shells in in-shell product, which can cause meat damage, increase foreign material, and reduce visual appeal.
- Off-odors
Ammonia-like or rancid smells resulting from enzymatic breakdown or oxidation during storage, indicating poor handling or age.
Frozen Mussels Facts and HS Code
Frozen mussels belongs to seafood within protein and dairy. Its customs classification covers HS 030732.
Frozen Mussels HS Code
| Also known as | frozen mussel meat, frozen in-shell mussels |
|---|---|
| Product type | Raw |
| Form | Frozen |
| Position in the chain | Primary |
| Category | Seafood — Protein and dairy |
| HS codes | 030732 |
| HS6 description | Molluscs; mussels (Mytilus spp., Perna spp.), whether in shell or not, frozen |
| Quoted in | USD/t |
| Reference location | NZL |
Production & Handling
Frozen mussels storage guidance: Store frozen mussels at consistently low temperatures to prevent thawing and refreezing, which can damage texture and promote microbial growth. Maintain a stable cold chain to avoid freezer burn and preserve sensory quality.
Production and Storage
| Perishability | Medium |
|---|---|
| Temperature regime | Frozen |
| Storage conditions | Store frozen mussels at consistently low temperatures to prevent thawing and refreezing, which can damage texture and promote microbial growth. Maintain a stable cold chain to avoid freezer burn and preserve sensory quality. |
| Production methods | Farmed, Wild capture |
| Processing steps |
|
Packaging
Typical frozen mussels packaging includes Polyethylene bags, Vacuum-sealed pouches, and Cartons with inner liners.
- Polyethylene bags
Common for both in-shell and meat products, these bags are used for retail packs and food service portions, offering protection against moisture loss and freezer burn.
- Vacuum-sealed pouches
Used for premium or individually quick-frozen (IQF) products, vacuum packaging extends shelf life by minimizing oxygen exposure and preventing dehydration.
- Cartons with inner liners
Bulk packaging for institutional or industrial buyers, where a corrugated carton with a plastic liner holds a large quantity of frozen mussels, facilitating handling and stacking.
Uses & Risks
Frozen mussels is used in Steamed mussels, Mussel meat in seafood salads, and Mussel chowder or soup.
End Uses
- Steamed mussels
In-shell mussels are steamed and served as a main dish, often with wine or garlic sauces, in restaurants and home cooking.
- Mussel meat in seafood salads
Shucked meat is used in cold preparations like salads, where its tender texture and mild flavor complement dressings and vegetables.
- Mussel chowder or soup
The meat is added to soups and chowders, providing a briny, savory element and protein content.
- Battered or breaded mussel products
Meat is coated and fried for appetizers or snacks, offering a convenient, ready-to-cook format for food service.
Uses and Related Commodities
| Downstream industries | Food service, Retail seafood, Seafood processing, Ready-meal manufacturing |
|---|
Sourcing risks
| Risk | Mitigation |
|---|---|
Biotoxin accumulation Food safetyHigh Mussels can accumulate marine biotoxins from harmful algal blooms, which can cause paralytic or diarrhetic shellfish poisoning if consumed. | Source from areas with regular monitoring and testing for biotoxins, and ensure harvesters comply with safety closures. |
Cold chain breakdown LogisticsHigh Temperature fluctuations during transport or storage can lead to partial thawing, causing textural damage, microbial growth, and spoilage. | Use temperature-controlled containers and monitoring devices, and maintain a strict cold chain from harvest to delivery. |
Overharvesting of wild beds SustainabilityMedium Unsustainable wild harvesting can deplete natural mussel populations and disrupt the ecosystem, affecting long-term supply. | Prefer farmed mussels from certified sustainable operations or wild harvests that follow regulated quotas and practices. |
Frozen Mussels Questions
- What exactly is meant by “frozen mussels” in trade terms?
- Frozen mussels are the species Mytilus spp. or Perna spp., supplied either in the shell or shucked, and kept frozen at the time of sale.
- How should frozen mussels be stored to maintain quality?
- They should be kept at a constant temperature of –18 °C or lower throughout transport and storage, protecting them from thaw‑freezing cycles.
- Can frozen mussels be used directly in cooking after thawing?
- Yes, once properly thawed under refrigeration, frozen mussels can be cooked like fresh mussels in soups, stews, or sautéed dishes.