Marco Rock - Base


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This is a natural product and therefore each piece of rock is unique. You will receive similar rocks as seen in the photo based on the amount of weight you choose in multiples of 1kg. *note each rock does not weigh 1kg. 

Each piece can weigh significantly different ranging from 1kg to 10kg, you can request smaller or larger pieces in your carts notes and we will do our best to accommodate. These rocks are meant to be bonded together and sometimes broken up depending on the scape you are trying to create. We sell a variety of products to assist you in building this. As a guide we recommend a ratio of 1.5kg to 10ltr of aquarium water. 

Base Rock

Marco Base is a natural rock that is harvested on land from an ancient reef system buried when the Florida land mass was formed.

Whether you are building a Saltwater fish only, a Reef tank or a Fresh water tank, and even reptile environments, you will love this rock and so will your pets. It is highly porous and beautifully shaped.


Foundation Rock

Welcome to the dawn of stable, architecturally sound aquascaping.

Natural top and a smooth cut bottom making it the perfect choice for buildup a reef scape. Use these pieces to begin your aquascape. The flat bottom offers a firm first layer to build up from.


Shelf Rock

Our MarcoRocks is the finest all natural aquarium rock available to the aquarium enthusiast today. It is a once live natural reef rock.

All natural calcium carbonate rock. Never any chemicals, additives. Often, you can spot fossilized ancient corals in the rocks. It comes to you pest and organic free.