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Oyster Shells

Oyster Shells

Also known as: Oyster shell, shells, seafood shells, bivalve shells

Kerbside collection: check your council

Kerbside rules differ across New Zealand — bins, crates and accepted materials all vary — so your council's own guide is the only reliable answer for where this goes at home.

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Impact: Discarded oyster shells in landfills contribute to waste volume. They can also leach calcium carbonate into the environment, potentially altering soil pH.

Did you know? Oyster shells are a rich source of calcium carbonate, which can be beneficial for gardens and can even be used in construction materials.

Find your council

Your council is the authoritative source for local collection rules.

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