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Welcome to N-KOI

The UK’s Favourite Supplier for Live Fish & Premium Fish Food

At N-KOI, we’re proud to be the UK’s trusted source for high-quality live fish, delivered Directly. As a top online retailer, we specialize in beautiful Koi Carp, graceful Butterfly Koi, Sarasa Comets, and vibrant Shubunkins—all at highly competitive prices.

Why Choose N-KOI?

We source our fish with care, ensuring they’re healthy and ready to thrive in their new homes. Whether you’re a seasoned aquarist or a new enthusiast, our selection offers the finest options in the market.

With free next-day delivery on all live fish orders, your new pets arrive quickly and safely, thanks to our dedicated packaging and handling process.

N-KOI offers its own line of nutritious fish food, crafted to keep your fish healthy and vibrant. Plus, each live fish order includes a free pouch of koi or fish food, so you’re set from day one.

Our Products

4-5″ Butterfly Koi

£85.00£319.00

5-6″ Butterfly Koi

£89.00£345.00

Customer Support

Questions? Our team is here to help. Contact us at 07596 101873 or email us at hello@nkoi.co.uk for guidance on choosing fish, setup tips, or any other inquiries.