Shrimp Shells and Heads
Waste shells, heads, and exoskeletons from shrimp processing, used for chitin extraction or animal feed. Falls under HTS 0511.91.00 as products of crustaceans (Chapter 3) unfit for human consumption. Distinct from edible shrimp meat in Chapter 3.
Import Duty Rates by Country of Origin
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If heads intact and for human food processing
Shrimp waste suitable for peeling/processing into edible products remains in Chapter 3.
If extracted into chitosan
Chemical modification into chitosan derivatives moves to Chapter 35 enzymes and compounds.
If from non-crustacean aquatic invertebrates like squid
Other aquatic invertebrate products use the residual subheading 0511.99.
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Import Tips & Compliance
• Test for antibiotic residues as per FDA import alerts to clear customs smoothly
• Declare exact species origin to check for aquaculture regulations or bans
• Use bulk containers to affirm industrial use, avoiding retail misclassification
Related Products under HTS 0511.91.00
Dried Fish Maws
Dried swim bladders from fish such as croaker or sturgeon, used in traditional cuisine and as gelatin sources. Classified under HTS 0511.91.00 as a product of fish unfit for direct human consumption in its raw form but processed for specific uses. Excluded from Chapter 3 as it's a derived product rather than fresh or frozen fish.
Fish Heads and Offal
Whole fish heads, viscera, and trimmings from processing, unfit for human consumption due to spoilage or contamination. HTS 0511.91.00 covers these dead animal products of Chapter 3 aquatic species for industrial rendering. Not classified as edible fish under Chapter 3.
Dead Whole Crabs
Unfit whole dead crabs from Chapter 3, rejected due to disease or spoilage, for rendering or bait. HTS 0511.91.00 applies to such crustacean products not suitable for human food. Excludes fresh or preserved edible crabs.
Squid Viscera and Waste
Innards, ink sacs, and processing waste from squid (molluscs of Chapter 3), unfit for consumption. Classified in HTS 0511.91.00 as dead aquatic invertebrate products for industrial uses like fertilizer. Not covered as edible seafood.
Oyster Shells
Empty shells from shucked oysters, a mollusc product of Chapter 3, used for lime production or poultry grit. HTS 0511.91.00 covers these unfit dead animal remains. Separated from live/fresh oysters in Chapter 3.
Clam Processing Waste
Guts, shells, and siphons from clam harvesting, unfit for human use due to contamination. As mollusc products from Chapter 3, they fit HTS 0511.91.00 for dead aquatic remains. Used in fishmeal or compost.