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At AquaCave, we offer some of the best selections and best prices on aquarium live rock, sand, backgrounds, driftwood, and decorations for your marine, reef, and freshwater aquarium.

  • Marco Rock Coralline Reef Saver Rock, 20 lbs. Marco Rock Coralline Reef Saver Rock, 20 lbs.

    Marco Rocks

    Marco Rock Coralline Reef Saver Rock, 20 lbs.

    Marco Rock Coralline Reef Saver Rock, 20 lbs. Reef Saver Rock with a Brilliant Coralline Look Zero negative impact to marine environments Naturally pest free Each piece is uniquely shaped for easy aquascaping Calcium based for excellent buffering...

    Was: $97.79
    Now: $83.12
  • CaribSea LifeRock Dreamscapes Assortment Box 5-15 Gallon CaribSea LifeRock Dreamscapes Assortment Box 5-15 Gallon

    CaribSea

    CaribSea LifeRock Dreamscapes Assortment Box 5-15 Gallon

    CaribSea LifeRock Dreamscapes Assortment Box 5-15 Gallon Scape your aquatic paradise with LifeRock DreamscapesArches, boulders, ledges, branches, tunnels, everything needed to perfectly aquascapeyour aquariumSafe for all marine fish and invertebratesNo...

    Was: $96.75
    Now: $82.24
  • Caribsea LifeRock Nano Tree

    CaribSea

    Caribsea LifeRock Nano Tree

    Caribsea LifeRock Nano Tree Our new LifeRock™ Nano Tree is the perfect aquascape for nano sized marine and reef aquariums.  This complete modular structure has two nano arches, one nano base, and one 7-inch Reef Rod to make creating the perfect...

    Was: $94.19
    Now: $80.06
  • CaribSea LifeRock Ultimate Branch Clusters 2 Pack

    CaribSea

    CaribSea LifeRock Ultimate Branch Clusters 2 Pack

    CaribSea LifeRock Ultimate Branch Clusters 2 Pack Life Rock Ultimate Branch : 12" tall x 9" wide approx. Shipping Notes: This rock is fragile and can incur damage during shipping. We are not able to insure rocks therefor we can not replace or refund...

    Was: $92.19
    Now: $78.36
  • Zoo Med African Mopani Wood Jumbo 20" - 25" Zoo Med African Mopani Wood Jumbo 20" - 25"

    Zoo Med African Mopani Wood Jumbo 20" - 25"

    Zoo Med African Mopani Wood Jumbo 20" - 25" Smooth surface, textured detail, and unique mottled color adds interest and enrichment to habitats. Use with plants to create the "naturalistic" look. One of the hardest and densest woods available; sinks...

    $69.95
  • Caribsea Blue Mountain Stone 25 lb box

    CaribSea

    Caribsea Blue Mountain Stone 25 lb box

    Caribsea Blue Mountain Stone 25 lb box Bold and Beautiful. Exotica™, the new freshwater rock line from CaribSea. Specially selected from around the world, these dramatic stones are the backdrop of the most spectacular freshwater aquascapes. All...

    Was: $79.99
    Now: $67.99
  • Caribsea Mermaid Stone 25 lb box

    CaribSea

    Caribsea Mermaid Stone 25 lb box

    Caribsea Mermaid Stone 25 lb box Bold and Beautiful. Exotica™, the new freshwater rock line from CaribSea. Specially selected from around the world, these dramatic stones are the backdrop of the most spectacular freshwater aquascapes. All natural,...

    Was: $79.99
    Now: $67.99
  • Special Seiryu Stone - 25 lbs.

    Special Seiryu Stone - 25 lbs.

    Special Seiryu Stone - 25 lbs. is one of the most popular stones used in aquarium hardscapes. The stone ranges from deep gray-blue to blackish gray with white calcite veins, creating a lovely contrast. This stone has a layered appearance, giving it a...

    Was: $79.95
    Now: $67.96
  • Caribsea LifeRock Fraggerz - 10 Pack Caribsea LifeRock Fraggerz - 10 Pack Caribsea LifeRock Fraggerz - 10 Pack

    CaribSea

    Caribsea LifeRock Fraggerz - 10 Pack

    Caribsea LifeRock Fraggerz - 10 Pack / Approx. 10-11 lbs. These fist sized pieces of LifeRock each contain a single through hole perfectly sized for receiving frag plugs. Fraggerz are the easy way to isolate individual corals and prevent unwanted...

    Was: $79.27
    Now: $67.38
  • Marco Rock Natural Reef Saver Rock, 20 lbs. Marco Rock Natural Reef Saver Rock, 20 lbs.

    Marco Rocks

    Marco Rock Natural Reef Saver Rock, 20 lbs.

    Marco Rock Natural Reef Saver Rock, 20 lbs Our most popular rock, now offered in smaller softball sizes, perfect for DIY build projects.  The rock that put us on the map.  While it might appear to look like others it surely is not.  Our...

    Was: $77.79
    Now: $66.12
  • Fluval Bio Stratum 17.6 lbs. Fluval Bio Stratum 17.6 lbs. Fluval Bio Stratum 17.6 lbs. Fluval Bio Stratum 17.6 lbs. Fluval Bio Stratum 17.6 lbs.

    Fluval

    Fluval Bio Stratum 17.6 lbs.

    Fluval Bio Stratum 17.6 lbs. Fluval's All-New Bio-Stratum is infused with BENEFICIAL "BIOACTIVE" BACTERIA that will break down waste, kickstart the nitrogen cycle and rapidly reduce ammonia levels to help stabilize water conditions in new aquariums and...

    $59.99
  • Fluval Plant and Shrimp Stratum 17.6 lb.

    Fluval

    Fluval Plant and Shrimp Stratum 17.6 lb.

    Fluval Plant and Shrimp Stratum 17.6 lb. Collected from the mineral rich foothills of the famous Mount Aso Volcano in Japan, Fluval Stratum is the ideal substrate for stimulating the growth of aquatic plants in freshwater aquariums. Plant...

    $59.99
  • MIRACLE MUD, Marine 10 lb. by EcoSystem Aquarium

    EcoSystem Aquarium

    MIRACLE MUD, Marine 10 lb. by EcoSystem Aquarium

    MIRACLE MUD, Marine 10 lb. by EcoSystem Aquarium Miracle Mud is a product of EcoSystem Aquarium® that has been carefully formulated to include all the essential trace elements, minerals, and components necessary to maintain a successful aquarium...

    $59.99
  • MIRACLE MUD 2, FRESHWATER 10 lb. by EcoSystem Aquarium

    EcoSystem Aquarium

    MIRACLE MUD 2, FRESHWATER 10 lb. by EcoSystem Aquarium

    MIRACLE MUD 2, FRESHWATER 10 lb. by EcoSystem Aquarium Miracle Mud is a product of EcoSystem Aquarium® that has been carefully formulated to include all the essential trace elements, minerals, and components necessary to maintain a successful...

    $59.95
  • ZooMed Spider Wood EXTRA LARGE 20"-24" ZooMed Spider Wood EXTRA LARGE 20"-24"

    ZooMed Spider Wood EXTRA LARGE 20"-24"

    ZooMed Spider Wood EXTRA LARGE 20"-24" Perfect for Aquariums and Terrariums Spider-like limbs, great for climbing lizards and snake Excellent for Paludariums and planted tank set-ups. Very low in tannins, will not discolor aquarium...

    $59.95
  • Caribsea Black Abyss Stone 25 lb box

    CaribSea

    Caribsea Black Abyss Stone 25 lb box

    Caribsea Black Abyss Stone 25 lb box Bold and Beautiful. Exotica™, the new freshwater rock line from CaribSea. Specially selected from around the world, these dramatic stones are the backdrop of the most spectacular freshwater aquascapes. All...

    Was: $69.99
    Now: $59.49
  • Caribsea Cloudburst Stone 25 lb box

    CaribSea

    Caribsea Cloudburst Stone 25 lb box

    Caribsea Cloudburst Stone 25 lb box Bold and Beautiful. Exotica™, the new freshwater rock line from CaribSea. Specially selected from around the world, these dramatic stones are the backdrop of the most spectacular freshwater aquascapes. All...

    Was: $69.99
    Now: $59.49
  • Caribsea Black River Rock 25 lb box Caribsea Black River Rock 25 lb box Caribsea Black River Rock 25 lb box

    CaribSea

    Caribsea Black River Rock 25 lb box

    Caribsea Black River Rock 25 lb box Bold and Beautiful. Exotica™, the new freshwater rock line from CaribSea. Specially selected from around the world, these dramatic stones are the backdrop of the most spectacular freshwater aquascapes. All...

    Was: $69.95
    Now: $59.46
  • Caribsea Mountain Stone Freshwater Rock 25 lb box Caribsea Mountain Stone Freshwater Rock 25 lb box Caribsea Mountain Stone Freshwater Rock 25 lb box Caribsea Mountain Stone Freshwater Rock 25 lb box Caribsea Mountain Stone Freshwater Rock 25 lb box

    CaribSea

    Caribsea Mountain Stone Freshwater Rock 25 lb box

    Caribsea Mountain Stone Freshwater Rock 25 lb box Bold and Beautiful. Exotica™, the new freshwater rock line from CaribSea. Specially selected from around the world, these dramatic stones are the backdrop of the most spectacular freshwater...

    Was: $69.95
    Now: $59.46
  •  CaribSea LifeRock Nano Rock Original 10 lbs  CaribSea LifeRock Nano Rock Original 10 lbs

    CaribSea

    CaribSea LifeRock Nano Rock Original 10 lbs

    CaribSea LifeRock Nano Rock Original 10 lbs LifeRock™ begins as a sunlit piece of Pleistocene era seafloor thriving with living creatures. Over the next 100 millennia and the retreat of the ocean, this ancient piece of the seafloor, now well inland,...

    Was: $68.84
    Now: $58.51
  • Caribsea LifeRock Ledges 10pk Caribsea LifeRock Ledges 10pk

    CaribSea

    Caribsea LifeRock Ledges 10pk

    Caribsea LifeRock Ledges 10pk LifeRock™ begins as a sunlit piece of Pleistocene era seafloor thriving with living creatures. Over the next 100 millennia and the retreat of the ocean, this ancient piece of seafloor, now well inland, has formed a pure,...

    Was: $68.84
    Now: $58.51
  • Caribsea LifeRock Original - 10 lbs Caribsea LifeRock Original - 10 lbs

    CaribSea

    Caribsea LifeRock Original - 10 lbs

    Caribsea LifeRock Original - 10 lbs LifeRock™ begins as a sunlit piece of Pleistocene era seafloor thriving with living creatures. Over the next 100 millennia and the retreat of the ocean, this ancient piece of seafloor, now well inland, has formed a...

    Was: $62.67
    Now: $53.27
  • Black Axe Stone 20 lb box Black Axe Stone 20 lb box Black Axe Stone 20 lb box Black Axe Stone 20 lb box

    Black Axe Stone 20 lb box

    Black Axe Stone 20 lb box Size Approx: 4" to 8" Pieces Approx: 7 to 8 Black Axe Stone 20 lb box Product code: 9032Item No. DE-TL-108

    Was: $59.95
    Now: $50.96
  • Cloud Stone 20 lb box Cloud Stone 20 lb box Cloud Stone 20 lb box

    Cloud Stone 20 lb box

    Cloud Stone 20 lb box Size Approx: 6" to 8" Pieces Approx: 2 to 3 Cloud Stone 20 lb box Product code: 9027Item No. DE-TL-106

    Was: $59.95
    Now: $50.96
  • Copper Rust Stone 20 lb box Copper Rust Stone 20 lb box Copper Rust Stone 20 lb box Copper Rust Stone 20 lb box

    Copper Rust Stone 20 lb box

    Copper Rust Stone 20 lb box Size Approx: 2" to 11" Pieces Approx: 10 to 13 Copper Rust Stone 20 lb box Product code: 9029Item No. DE-TL-105

    Was: $59.95
    Now: $50.96
  • Maple Stone 20 lb box Maple Stone 20 lb box Maple Stone 20 lb box Maple Stone 20 lb box

    Maple Stone 20 lb box

    Maple Stone 20 lb box Size Approx: 7" to 10" Pieces Approx: 2 to 3 Maple Stone 20 lb box Product code: 9030Item No. DE-TL-103

    Was: $59.95
    Now: $50.96
  • ZooMed Dragon Bonsai Tree, Small ZooMed Dragon Bonsai Tree, Small

    ZooMed

    ZooMed Dragon Bonsai Tree, Small

    ZooMed Dragon Bonsai Tree, Small Unique hand-crafted works of art. Natural decorations for your shrimp or nano aquarium. Use bonsai wood to create a dramatic aquascape display. It contains tannins that can help condition and soften water. Made...

    $49.95
  • Caribsea Samurai Soil 10 lbs. Caribsea Samurai Soil 10 lbs.

    CaribSea

    Caribsea Samurai Soil 10 lbs.

    Caribsea Samurai Soil 10 lbs. The ideal substrate for shrimp and planted aquaria This unique, uniformly graded material fits the pH and mineral requirements of the most sensitive freshwater fauna and flora, without the muddy texture and crumbling often...

    $39.99
  • Malaysian Driftwood, Large 15" - 24" Malaysian Driftwood, Large 15" - 24"

    AquaCave

    Malaysian Driftwood, Large 15" - 24"

    Malaysian Driftwood, Large 15" - 24" A preferred driftwood for show tanks and garden aquariums. Each piece is completely unique in shape and measures from 15" to 24". Unlike other driftwood, it sinks when placed in water and requires no slate bottom...

    $39.99
  • ZooMed Talawa Mangrove Root, Large (up to 20") ZooMed Talawa Mangrove Root, Large (up to 20") ZooMed Talawa Mangrove Root, Large (up to 20")

    ZooMed

    ZooMed Talawa Mangrove Root, Large (up to 20")

    ZooMed Talawa Mangrove Root, Large (up to 20") Perfect for creating dramatic underwater landscapes. Excellent in Paludariums and planted aquariums. Create a distinctive ‘sunken forest’ look. Low in tannins, does not significantly discolor aquarium...

    $39.99
  • CaribSea Mineral-Mud - Refugium Media, 1 gal.

    CaribSea

    CaribSea Mineral-Mud - Refugium Media, 1 gal.

    Quick Facts- Ideal for refugiums- very clean- compatible with soft burrowing animalsClean and effective refugium substrateA unique blend of sediments that duplicate tropical fringing coastal mangrove environments. Its particles are in a size range...

    $39.95
  • MIRACLE MUD 2, FRESHWATER 5 lb. by EcoSystem Aquarium

    EcoSystem Aquarium

    MIRACLE MUD 2, FRESHWATER 5 lb. by EcoSystem Aquarium

    MIRACLE MUD 2, FRESHWATER 5 lb. by EcoSystem Aquarium Miracle Mud is a product of EcoSystem Aquarium® that has been carefully formulated to include all the essential trace elements, minerals, and components necessary to maintain a successful...

    $39.95
  • MIRACLE MUD, Marine 5 lb. by EcoSystem Aquarium

    EcoSystem Aquarium

    MIRACLE MUD, Marine 5 lb. by EcoSystem Aquarium

    MIRACLE MUD, Marine 5 lb. by EcoSystem Aquarium Miracle Mud is a product of EcoSystem Aquarium® that has been carefully formulated to include all the essential trace elements, minerals, and components necessary to maintain a successful aquarium...

    $39.95
  • Zoo Med African Mopani Wood Large 16" - 18"

    ZooMed

    Zoo Med African Mopani Wood Large 16" - 18"

    Zoo Med African Mopani Wood Large 16" - 18" A beautiful two color African hardwood for aquariums or terrariums. Smooth surface, textured detail, and unique mottled color adds interest and enrichment to habitats. Use with plants to create the...

    $39.95
  • ZooMed AquaLog Sinking Fish Shelter 12" Extra Large ZooMed AquaLog Sinking Fish Shelter 12" Extra Large

    ZooMed

    ZooMed AquaLog Sinking Fish Shelter 12" Extra Large

    ZooMed AquaLog Sinking Fish Shelter 12" Extra LargeSinking AquaLog provides shelter for all aquarium fish.Manufactured with 100% eco-friendly plant resin.Provides excellent surface for beneficial algae growth.Naturalistic looking! ZooMed AquaLog...

    $39.95
  • ZooMed Spider Wood LARGE 16"-20" ZooMed Spider Wood LARGE 16"-20"

    ZooMed Spider Wood LARGE 16"-20"

    ZooMed Spider Wood LARGE 16"-20" Perfect for Aquariums and Terrariums Spider-like limbs, great for climbing lizards and snake Excellent for Paludariums and planted tank set-ups. Very low in tannins, will not discolor aquarium...

    $39.95
  • Fluval Bio Stratum 8.8 lbs. Fluval Bio Stratum 8.8 lbs. Fluval Bio Stratum 8.8 lbs. Fluval Bio Stratum 8.8 lbs. Fluval Bio Stratum 8.8 lbs.

    Fluval

    Fluval Bio Stratum 8.8 lbs.

    Fluval Bio Stratum 8.8 lbs. Fluval's All-New Bio-Stratum is infused with BENEFICIAL "BIOACTIVE" BACTERIA that will break down waste, kickstart the nitrogen cycle and rapidly reduce ammonia levels to help stabilize water conditions in new aquariums and...

    $38.99
  • Fluval Plant and Shrimp Stratum 8.8 lb.

    Fluval

    Fluval Plant and Shrimp Stratum 8.8 lb.

    Fluval Plant and Shrimp Stratum 8.8 lb. Collected from the mineral rich foothills of the famous Mount Aso Volcano in Japan, Fluval Stratum is the ideal substrate for stimulating the growth of aquatic plants in freshwater aquariums. Plant roots...

    $38.99
  •  CaribSea Arag-Alive Bahamas Oolite Live Sand, 20 lb.   CaribSea Arag-Alive Bahamas Oolite Live Sand, 20 lb.

    CaribSea

    CaribSea Arag-Alive Bahamas Oolite Live Sand, 20 lb.

    Live Aragonite Sand You can now bring the world’s most exotic reefs into your home with CaribSea’s Arag-Alive!™ substrates. Eight environmentally accurate ecoscapes, developed from CaribSea’s cooperation with public aquariums and zoological parks where...

    $38.95
  •  CaribSea Arag-Alive Bimini Pink Live Sand, 20 lb.   CaribSea Arag-Alive Bimini Pink Live Sand, 20 lb.

    CaribSea

    CaribSea Arag-Alive Bimini Pink Live Sand, 20 lb.

    Live Aragonite Sand You can now bring the world’s most exotic reefs into your home with CaribSea’s Arag-Alive!™ substrates. Eight environmentally accurate ecoscapes, developed from CaribSea’s cooperation with public aquariums and zoological parks where...

    $38.95
  •  CaribSea Arag-Alive Fiji Pink Live Sand, 20 lb.   CaribSea Arag-Alive Fiji Pink Live Sand, 20 lb.   CaribSea Arag-Alive Fiji Pink Live Sand, 20 lb.

    CaribSea

    CaribSea Arag-Alive Fiji Pink Live Sand, 20 lb.

    Live Aragonite Sand You can now bring the world’s most exotic reefs into your home with CaribSea’s Arag-Alive!™ substrates. Eight environmentally accurate ecoscapes, developed from CaribSea’s cooperation with public aquariums and zoological parks...

    $38.95
  •  CaribSea Arag-Alive Hawaiian Black Live Sand, 20 lb.   CaribSea Arag-Alive Hawaiian Black Live Sand, 20 lb.

    CaribSea

    CaribSea Arag-Alive Hawaiian Black Live Sand, 20 lb.

    Live Aragonite Sand You can now bring the world’s most exotic reefs into your home with CaribSea’s Arag-Alive!™ substrates. Eight environmentally accurate ecoscapes, developed from CaribSea’s cooperation with public aquariums and zoological parks...

    $38.95
  •  CaribSea Ocean Direct - Oolite Live Sand, 20 lb.   CaribSea Ocean Direct - Oolite Live Sand, 20 lb.

    CaribSea

    CaribSea Ocean Direct - Oolite Live Sand, 20 lb.

    Ocean Direct™ - This substrate is different than all other live sand products on the market. Ocean Direct™ utilizes “Sea Breathe” technology, which preserves real live sand with its own original bacteria. Every breathable bag of Ocean Direct™ is alive...

    $38.95
  •  CaribSea Ocean Direct - Original Grade Live Sand, 20 lb.   CaribSea Ocean Direct - Original Grade Live Sand, 20 lb.

    CaribSea

    CaribSea Ocean Direct - Original Grade Live Sand, 20 lb.

    Ocean Direct™ - This substrate is different than all other live sand products on the market. Ocean Direct™ utilizes “Sea Breathe” technology, which preserves real live sand with its own original bacteria. Every breathable bag of Ocean Direct™ is alive...

    $38.95