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Genuine Fiji Pukani Rocks

Genuine Fiji Pukani Rocks

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Fast and free

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Over 100,000 happy aquariums

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24/7 live chat and support

Pukani Rocks p/lb
Regular price $71.90
Regular price $89.87 Sale price $71.90
Save $17.97 Sold out

Details

Limited Release

  • First shipment available since 2018
  • Introductory pricing for a limited time
  • Limited quantities available worldwide

100% Genuine Fiji Pukani

  • Authentic Walt Smith Fiji Pukani Dry Rock
  • Sustainably collected under CITES approval
  • Naturally formed over thousands of years

The Gold Standard for Reef Aquascaping

  • Extremely lightweight for effortless aquascaping
  • Massive natural arches, caves and shelves
  • Every piece is completely unique
  • Create larger reef structures with less weight

Superior Biological Filtration

  • Exceptionally porous structure
  • Huge surface area for beneficial bacteria
  • Helps establish a powerful biological filter
  • Ideal foundation for stable reef systems

Designed for Coral Growth

  • Perfect for SPS, LPS and soft coral aquariums
  • Excellent water movement through the rock
  • Creates natural shelter for fish and invertebrates
  • Encourages healthy reef biodiversity

Natural Reef Appearance

  • Authentic reef textures impossible to replicate
  • No concrete, moulds or artificial fillers
  • Looks incredible from day one
  • Matures into beautiful live rock over time

Transforms Into Living Rock

  • Naturally develops coralline algae
  • Colonised by beneficial microorganisms
  • Becomes virtually indistinguishable from premium live rock

Easy to Build With

  • Large pieces without excessive weight
  • Easy to drill, stack and secure
  • Perfect for minimalist or complex aquascapes

Sizing

  • Bowling ball-sized piece weighs approximately 3–4 lb (1.4–1.8 kg)
  • Every rock is individually unique
  • Extra-large feature pieces available on request

Important Information

  • Minor phosphate release during initial curing is normal
  • Easily managed with GFO or lanthanum chloride
  • Once cured, Pukani becomes one of the finest reef foundations available

SHIPPING INFO

USA / Mexico / Canada - Ships from California

Free above $49

FAQ

Q: What makes Pukani Dry Rock different from other reef rocks?

A: Pukani is renowned for its incredibly porous structure, lightweight composition, and naturally sculpted shapes. This provides exceptional biological filtration while making it easier to create large, open aquascapes with less rock.

Q: Is Pukani Dry Rock safe for reef aquariums?

A: Yes. Genuine Walt Smith Fiji Pukani Dry Rock is completely reef-safe and suitable for fish, corals, shrimp, and other marine invertebrates once properly rinsed and cured before use.

Q: Do I need to cure Pukani Dry Rock before adding it to my aquarium?

A: Nope, we've done that for you. Just your normal washing in freshwater and being prepared for the small phosphate release is all you need to think about.

Q: Will Pukani Dry Rock become live rock over time?

A: Absolutely. As your aquarium matures, beneficial bacteria, coralline algae, sponges, and other microorganisms naturally colonise the rock, transforming it into a thriving living reef structure.

Q: Does Pukani Dry Rock affect water chemistry?

A: Pukani is made from natural calcium carbonate and is reef-safe. During the initial curing period it may release a small amount of phosphate, but this is normal and easily controlled using phosphate-removing media.

Q: Why is Pukani so lightweight?

A: Its highly porous internal structure means there is far less dense material compared to traditional reef rock. This allows you to build larger aquascapes while using less overall weight.

Q: Can I drill, cut or glue Pukani Dry Rock?

A: Yes. Pukani is easy to shape, drill and bond using reef-safe epoxy or cyanoacrylate adhesives, making it ideal for custom aquascaping and floating reef structures.

Q: How much Pukani Dry Rock do I need for my aquarium?

A: Because it is so lightweight, you'll generally need less weight than traditional reef rock. Most aquascapes require significantly fewer kilograms while achieving a much larger visual impact.

Q: Is every piece of Pukani the same shape?

A: No. Every piece is naturally formed and completely unique. You'll receive individual shapes featuring different arches, shelves, caves and textures, making every aquascape one of a kind.

Q: Why do experienced reef keepers choose Pukani Dry Rock?

A: Pukani combines exceptional biological filtration, dramatic natural shapes, lightweight construction and authentic reef texture in a single product. Its ability to mature into beautiful live rock has made it one of the most sought-after aquascaping materials in the marine aquarium hobby.


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  • Fast and free

  • Over 100,000 happy aquariums

  • 24/7 live chat and support

  • 100% reef safe

Fiji Pukani Dry Rock

The Return of a Reefing Legend

Introductory pricing for a limited time. Limited stock available.

For the first time since 2018, genuine Walt Smith Fiji Pukani Dry Rock is back.

Regarded by many experienced reef keepers as the benchmark for premium reef rock, Pukani is famous for its incredible porosity, sculptural shapes, and feather-light weight. Every piece is naturally formed over thousands of years, producing the intricate arches, shelves, and cavities that artificial rock simply can't replicate.

Collected under approved CITES permits and carefully dried, this is authentic Fiji reef rock sourced through sustainable practices, allowing hobbyists to build breathtaking marine aquariums while supporting responsible collection.

Built for Living Reefs

The secret behind Pukani's reputation lies beneath the surface.

Its exceptionally open structure provides enormous internal surface area for beneficial bacteria, helping establish a robust biological filter capable of supporting demanding reef aquariums. Water moves freely throughout the rock, encouraging healthy bacterial populations while creating countless hiding places for fish, shrimp, crabs, and other reef inhabitants.

Whether you're creating an open minimalist aquascape or an elaborate coral display, Pukani offers endless possibilities without the excessive weight of traditional reef rock.

Why Reef Keepers Choose Pukani

  • Genuine Walt Smith Fiji Pukani Dry Rock
  • Naturally formed, no artificial moulds or concrete
  • Extremely porous for outstanding biological filtration
  • Lightweight construction allows larger aquascapes with less weight
  • Natural shelves, caves and branching formations
  • Ideal for reef aquariums, fish-only marine systems and coral propagation tanks
  • Excellent foundation for SPS, LPS and soft coral displays
  • Sustainably collected under CITES approval

From Dry Rock to Living Reef

As your aquarium matures, the transformation begins.

Coralline algae slowly coats the surface, beneficial microorganisms establish themselves throughout the rock, and what began as dry reef structure develops into a thriving biological ecosystem. Within time, Pukani becomes virtually indistinguishable from mature live rock, providing both beauty and long-term filtration for your aquarium.

Sizing Guide

Pukani is remarkably light for its size.

As a guide, a piece approximately the size of a bowling ball typically weighs only 3–4 lb (1.4–1.8 kg).

Every piece is completely unique in shape, texture and form. Product photos represent random pieces selected from a standard box. If you're searching for particularly large statement pieces, please contact us before ordering.

Important Information

Because Pukani originates from an ancient marine reef environment, small amounts of naturally bound phosphate may be released during the first few months after submersion. This is completely normal and is easily managed using phosphate-removing media such as GFO or lanthanum chloride during the initial curing period.