Whitefish Blocks
Whitefish blocks are frozen Alaska pollock fillet portions that are skinned and formed into large blocks. They are commonly sold in blocks weighing over 4.5 kg each for further processing such as mincing or cutting.
Prices, specifications and international trade for whitefish blocks under HS 030475.
Whitefish Blocks Price
Published reference · Jul 1, 2026
Whitefish blocks is quoted in USD/t at CHN. Historical customs values may differ from the headline reference.
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United States led reported whitefish blocks exports in 2025, at $399M.
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Whitefish blocks belongs to seafood within protein and dairy. Its customs classification covers HS 030475.
Whitefish Blocks HS Code
| Scientific name | Theragra chalcogramma |
|---|---|
| Product type | Intermediate |
| Form | Frozen |
| Position in the chain | Processed |
| Category | Seafood — Protein and dairy |
| HS codes | 030475 |
| Quoted in | USD/t |
| Reference location | CHN |
Production & Handling
Processing steps for whitefish blocks include Filleting, Skinning, Freezing.
Production and Storage
| Temperature regime | Frozen |
|---|---|
| Processing steps |
|
Uses & Risks
Whitefish blocks is used in Minced fish products, Surimi, and Fish sticks and breaded seafood items.
End Uses
- Minced fish products
Blocks are broken down and mixed for minced fish applications
- Surimi
Frozen blocks are processed into surimi paste
- Fish sticks and breaded seafood items
Blocks are portioned and formed into breaded shapes
Uses and Related Commodities
| Downstream industries | Seafood processing, Food manufacturing |
|---|
Sourcing risks
| Risk | Mitigation |
|---|---|
Microbial growth from temperature abuse Food safetyHigh If frozen whitefish blocks are exposed to temperatures above the recommended range, pathogenic bacteria can proliferate, posing a food safety hazard. | Maintain continuous cold‑chain control at or below -18 °C and implement rapid temperature monitoring during handling. |
Freezer burn from inadequate packaging LogisticsMedium Whitefish blocks frozen with a liner can develop surface dehydration if the packaging is compromised, reducing product quality. | Use intact, moisture‑barrier liners and monitor packaging integrity during storage and transport. |
Tariff classification uncertainty PolicyMedium Whitefish blocks are classified under HS#030475, but differing Schedule‑B and HTS rates can create customs delays and cost variability. | Verify the correct tariff code for each shipment and maintain documentation to support classification. |
Whitefish Blocks Questions
- What exactly are Whitefish blocks?
- Whitefish blocks are frozen Alaska pollock (Theragra chalcogramma) fillets that are portioned and packaged as IQF (individually quick frozen) blocks with a protective liner.
- How should Whitefish blocks be stored and transported?
- They should be kept continuously frozen at standard freezer temperatures and protected from thaw‑freeze cycles during transport to preserve quality.
- Can Whitefish blocks be used directly in food processing?
- Yes, the IQF block format allows the fillets to be portioned or melted as needed for further processing such as breading, seasoning, or incorporation into ready‑to‑eat seafood products.