ARC Reef
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Dry Base Rock with Coralline Algae Spores for Seeding Saltwater Aquariums, 25 lbs.
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Dry Base Rock with Coralline Algae Spores for Seeding Saltwater Aquariums, 25 lbs.
Dry Base Rock with Coralline Algae Spores for Seeding Saltwater Aquariums, 25 lbs.
Item #: 11536654

Dry Base Rock with Coralline Algae Spores for Seeding Saltwater Aquariums, 25 lbs.

Item #: 11536654

WST 491

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What Stands Out

Natural Seeding
Contains coralline algae spores that aid in the rapid establishment of beneficial marine growth, promoting a healthier aquarium environment.
Weight Advantage
The 25 lbs package provides ample base rock for larger setups, ensuring stability and reducing the need for frequent replenishment.
Eco-Friendly Design
Sourced sustainably, this dry base rock encourages responsible aquarium keeping while providing a natural aesthetic that enhances underwater landscapes.

Product Details

Shop 25 lbs ARC Reef Dry Base Rock with Coralline Algae Spores online at Ubuy Samoa. Perfect for seeding saltwater aquariums. Fast delivery and best prices!
Brand NameARC Reef
Number of Packs1
Unit Count25 Pounds
ManufacturerARC Reef
Number of Items1
Global Trade Identification Number00860003440933
Item FormBottle
Pet TypeFish
Target SpeciesFish
Package Dimensions 12 x 12 x 12 inches (30.5 x 30.5 x 30.5 cm); 29 pounds (13.15 kg)
BrandARC Reef

Who Should Buy?

Suitable For
  • New Aquarium Owners

    Ideal for beginners establishing saltwater tanks, providing a natural environment and essential bacteria support.

  • Coral Enthusiasts

    Perfect for aquarists looking to promote coral growth by introducing coralline algae spores.

  • Eco-Conscious Hobbyists

    Environmentally friendly choice as it supports sustainable aquarium practices without harmful materials.

Not Suitable For
  • Freshwater Tank Users

    Inappropriate for those maintaining freshwater aquariums as the product is designed specifically for saltwater environments.

Product Description

Dry Base Rock with Coralline Algae Spores for Seeding Saltwater Aquariums, 25 lbs.

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Customer Questions & Answers

  • Question: What is Dry Base Rock with Coralline Algae Spores?

    Answer: Dry Base Rock with Coralline Algae Spores is a substrate designed for saltwater aquariums, providing a natural habitat for marine life. This product consists of porous rock that not only supports the growth of beneficial bacteria but also includes live coralline algae spores that enhance the biological filtration. Using it in aquariums promotes a healthy ecosystem, as coralline algae contribute to calcium levels and stabilize pH levels. It's ideal for both novice and experienced aquarium enthusiasts looking to create a thriving marine environment.
  • Question: How do I seed my saltwater aquarium with Dry Base Rock?

    Answer: To seed your saltwater aquarium with Dry Base Rock, simply place the rock in your aquarium setup. The coralline algae spores will gradually colonize on the rock surfaces over time. Ensure that your tank has proper lighting and stable water parameters, as these conditions promote the growth of coralline algae. This process can enhance your tank's aesthetics and biological stability, making it a vital step for establishing a diverse marine ecosystem.
  • Question: What are the benefits of using coralline algae in my aquarium?

    Answer: Coralline algae offer several benefits, including natural calcium supplementation, which aids both coral and invertebrate health. They help stabilize pH levels in the aquarium, reducing fluctuations that can stress marine life. Additionally, coralline algae can improve the biological filtration of your tank, ensuring a healthier environment for fish and other aquatic organisms. Introducing Dry Base Rock with coralline algae spores gives your aquarium a head start on establishing a balanced ecosystem.
  • Question: Can I use Dry Base Rock with live rock?

    Answer: Yes, you can use Dry Base Rock alongside live rock. Mixing both types enhances biodiversity, as the live rock contains established bacteria and microorganisms, while the dry rock serves as a stable base for further colonization. This combination can expedite the maturation process of your aquarium, providing an ideal living environment for fish and corals. The beneficial bacteria from the live rock will help kickstart the beneficial biological processes needed for a healthy aquarium.
  • Question: How long does it take for coralline algae to grow on the rock?

    Answer: The time it takes for coralline algae to grow on Dry Base Rock varies but typically ranges from a few weeks to several months. Factors influencing this growth include lighting, water quality, and the presence of calcium and magnesium. Ensuring proper conditions will support faster algae growth, increasing the visual appeal of your aquarium while contributing to overall health. Early development of coralline algae can also indicate a well-balanced ecosystem, which is beneficial for marine life.
  • Question: Is the rock safe for all types of saltwater fish and invertebrates?

    Answer: Absolutely, Dry Base Rock with Coralline Algae Spores is safe for all types of saltwater fish and invertebrates. It is inert, meaning it won't leach harmful substances into the water, making it compatible with a diverse range of marine organisms. Using it helps provide essential structures and hiding spots, supporting the natural behaviors of marine life while enhancing their overall habitat. This makes it a preferred choice for community tanks and reef setups.
  • Question: How should I clean the Dry Base Rock before use?

    Answer: Before using Dry Base Rock, rinse it thoroughly in freshwater to remove any dust or debris from its surface. It's essential to avoid any chemical cleaners, as these could harm your aquarium's ecosystem. After rinsing, you can soak the rock in a saltwater solution to help kickstart the growth of beneficial bacteria. Proper preparation ensures you introduce a clean and beneficial substrate to your aquarium setup.
  • Question: Can this product help reduce algae blooms in my aquarium?

    Answer: Yes, Dry Base Rock with Coralline Algae Spores can assist in reducing undesirable algae blooms. The growth of coralline algae competes for nutrients, making it more difficult for nuisance algae to thrive. As coralline algae establish themselves, they contribute positively to the tank's overall health and help maintain balanced nutrient levels. This natural competition is vital for creating a vibrant and healthy aquarium environment.
  • Question: How do I know if the rock is dry base rock versus live rock?

    Answer: Dry Base Rock differs from live rock primarily in that it is not actively colonized by organisms at the time of purchase. Live rock typically contains established coral and sponge life, while dry rock relies on added coralline algae spores to establish itself. You'll often find dry base rock is lighter in weight and lacking the vibrant life that characterizes live rock. Its porous texture, however, indicates its potential for biological filtration once seeded properly.
  • Question: Where can I buy Dry Base Rock with Coralline Algae Spores for Seeding Saltwater Aquariums, 25 lbs in Samoa?

    Answer: You can purchase Dry Base Rock with Coralline Algae Spores for Seeding Saltwater Aquariums, 25 lbs, at Ubuy. Ubuy is a reliable online platform that offers a wide selection of aquarium supplies, including this product. By shopping at Ubuy, you ensure a hassle-free experience in finding quality items tailored for your specific aquarium needs.

ARC Reef Decorative Rocks Editorial Review

Dry Base Rock with Coralline Algae Spores for Seeding Saltwater Aquariums, 25 lbs. offers a remarkable solution for marine aquarium enthusiasts. Users have praised the rock for its large size, numerous holes, and crevices, making it ideal for coral frag placement. The included predrilled rod anchoring system has received positive feedback for enhancing stability without the need for excessive glue. It’s advised to rinse the rocks thoroughly before introduction to the tank to avoid cloudiness from micro-sediment. Many customers were pleasantly surprised by the packaging quality and the inclusion of extra acrylic rods and algae seeding bottles, contributing to a standout experience with ARC Reef’s product.

Customer Reviews & Ratings

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Pros

  • Large rock pieces provide great stability
  • Includes predrilled holes for easy arrangement
  • Well-packaged to prevent breakage during shipping
  • Extra acrylic rods enhance setup options
  • Comes with coralline algae seeding for vibrant growth

Cons

  • Requires thorough rinsing before tank placement

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“Great products and very good service: very easy and very fast international delivery.”

9 September 2026 · via Trustpilot
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“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”

10 September 2026 · via Trustpilot
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“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”

11 September 2026 · via Trustpilot
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“Easy to find and order what you want on the website. Delivery is quick to the UK”

8 September 2026 · via Trustpilot
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