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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 Pedestal Rock - Frag Top

    Marco Rocks

    Marco Rock Pedestal Rock - Frag Top

    Marco Rock Pedestal Rock - Frag Top MarcoRocks Reef Saver Pedestal Dry Live Rock is the perfect start or addition to any reef tank. The natural top pedestal gives you ample space for coral frags, but also provides some shaded areas for corals...

    Was: $39.99
    Now: $35.99
  • Marco Rock Pedestal Rock - Natural Top

    Marco Rocks

    Marco Rock Pedestal Rock - Natural Top

    Marco Rock Pedestal Rock - Natural Top  MarcoRocks Reef Saver Pedestal Dry Live Rock is the perfect start or addition to any reef tank. The natural top pedestal gives you ample space for coral frags, but also provides some shaded areas for...

    Was: $39.99
    Now: $35.99
  •  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...

    Was: $38.95
    Now: $35.06
  •  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...

    Was: $38.95
    Now: $35.06
  •  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...

    Was: $38.95
    Now: $35.06
  •  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...

    Was: $38.95
    Now: $35.06
  •  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...

    Was: $38.95
    Now: $35.06
  •  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...

    Was: $38.95
    Now: $35.06
  • Caribsea Coralline Coral Style Substrate, 20 lb.

    CaribSea

    Caribsea Coralline Coral Style Substrate, 20 lb.

    Caribsea Coralline Coral Style Substrate, 20 lb. Premium-quality, natural, dramatic color and texture marine aquarium gravel adds fun and beauty to your finned or scaly friends’ environment. Looks great in both indoor tanks and outdoor ponds;...

    Was: $38.95
    Now: $35.06
  • Caribsea Eco-Complete Planted Aquarium, Black 20 lbs. Caribsea Eco-Complete Planted Aquarium, Black 20 lbs. Caribsea Eco-Complete Planted Aquarium, Black 20 lbs.

    CaribSea

    Caribsea Eco-Complete Planted Aquarium, Black 20 lbs.

    Caribsea Eco-Complete Planted Aquarium, Black 20 lbs. Keep your aquarium plants growing and thriving with the CaribSea Eco-Complete Planted Aquarium Substrate. This ready-to-use formula contains basaltic volcanic soil which contains iron, calcium,...

    Was: $38.95
    Now: $35.06
  • Caribsea Eco-Complete Planted Aquarium, Red 20 lbs. Caribsea Eco-Complete Planted Aquarium, Red 20 lbs. Caribsea Eco-Complete Planted Aquarium, Red 20 lbs.

    CaribSea

    Caribsea Eco-Complete Planted Aquarium, Red 20 lbs.

    Caribsea Eco-Complete Planted Aquarium, Red 20 lbs. Keep your aquarium plants growing and thriving with the CaribSea Eco-Complete Planted Aquarium Substrate. This ready-to-use formula contains basaltic volcanic soil which contains iron, calcium,...

    Was: $38.95
    Now: $35.06
  • Caribsea EcoComplete African Cichlid Black 20 lbs. Caribsea EcoComplete African Cichlid Black 20 lbs. Caribsea EcoComplete African Cichlid Black 20 lbs.

    CaribSea

    Caribsea EcoComplete African Cichlid Black 20 lbs.

    Caribsea EcoComplete African Cichlid Black 20 lbs. The secret to successfully keeping African Cichlids begins with Eco-Complete African Cichlid Substrates. These mineralogically complete substrates contain aragonite to maintain the high pH African...

    Was: $38.95
    Now: $35.06
  • Caribsea Super Naturals - Jelly Beans 20 lbs. Caribsea Super Naturals - Jelly Beans 20 lbs. Caribsea Super Naturals - Jelly Beans 20 lbs.

    CaribSea

    Caribsea Super Naturals - Jelly Beans 20 lbs.

    Caribsea Super Naturals - Jelly Beans 20 lbs. Create a supernatural experience by re-creating the natural world in your home. Enjoy a piece of the Rio Negro as it winds its way through dark and brooding jungles. Own a sliver of the sunlit Sri Lankan...

    Was: $38.95
    Now: $35.06
  • Caribsea Super Naturals - Peace River 20 lbs. Caribsea Super Naturals - Peace River 20 lbs.

    CaribSea

    Caribsea Super Naturals - Peace River 20 lbs.

    Caribsea Super Naturals - Peace River 20 lbs. CaribSea pre-washed Super Naturals are designed with your success and ease of use in mind. Sizes and colors have been carefully selected to help you create a natural underwater environment like those of the...

    Was: $38.95
    Now: $35.06
  • Caribsea Super Naturals - Snowy River 20 lbs. Caribsea Super Naturals - Snowy River 20 lbs.

    CaribSea

    Caribsea Super Naturals - Snowy River 20 lbs.

    Caribsea Super Naturals - Snowy River 20 lbs. Create a supernatural experience by re-creating the natural world in your home. Enjoy a piece of the Rio Negro as it winds its way through dark and brooding jungles. Own a sliver of the sunlit Sri Lankan...

    Was: $38.95
    Now: $35.06
  • Caribsea Super Naturals - Sunset Gold 20 lbs. Caribsea Super Naturals - Sunset Gold 20 lbs. Caribsea Super Naturals - Sunset Gold 20 lbs.

    CaribSea

    Caribsea Super Naturals - Sunset Gold 20 lbs.

    Caribsea Super Naturals - Sunset Gold 20 lbs. Create a supernatural experience by re-creating the natural world in your home. Enjoy a piece of the Rio Negro as it winds its way through dark and brooding jungles. Own a sliver of the sunlit Sri Lankan...

    Was: $38.95
    Now: $35.06
  • Caribsea Super Naturals - Torpedo Beach 20 lbs. Caribsea Super Naturals - Torpedo Beach 20 lbs. Caribsea Super Naturals - Torpedo Beach 20 lbs. Caribsea Super Naturals - Torpedo Beach 20 lbs.

    CaribSea

    Caribsea Super Naturals - Torpedo Beach 20 lbs.

    Caribsea Super Naturals - Torpedo Beach 20 lbs. Create a supernatural experience by re-creating the natural world in your home. Enjoy a piece of the Rio Negro as it winds its way through dark and brooding jungles. Own a sliver of the sunlit Sri Lankan...

    Was: $38.95
    Now: $35.06
  • CaribSea Super Naturals Essentials - Zen Garden, 20 lb. CaribSea Super Naturals Essentials - Zen Garden, 20 lb.

    CaribSea

    CaribSea Super Naturals Essentials - Zen Garden, 20 lb.

    CaribSea Super Naturals Essentials - Zen Garden, 20 lb. Help your fish feel right at home with CaribSea Super Naturals Zen Garden Aquarium Gravel. This gravel contains a variety of neutral-color stones to mimic your fish’s natural environment. It’s...

    Was: $38.95
    Now: $35.06
  • CaribSea Super Naturals Moonlight Sand, 20 lb. CaribSea Super Naturals Moonlight Sand, 20 lb. CaribSea Super Naturals Moonlight Sand, 20 lb.

    CaribSea

    CaribSea Super Naturals Moonlight Sand, 20 lb.

    CaribSea Super Naturals Moonlight Sand, 20 lb. Create a supernatural experience by re-creating the natural world in your home. Enjoy a piece of the Rio Negro as it winds its way through dark and brooding jungles. Own a sliver of the sunlit Sri Lankan...

    Was: $38.95
    Now: $35.06
  • Marco Rock Aragonite Sand, 22.5 lbs. Bag

    Marco Rocks

    Marco Rock Aragonite Sand, 22.5 lbs. Bag

    Marco Rock Aragonite Sand, 22.5 lbs. Bag The goal with MarcoRocks Bahama Aragonite Sand was to recreate what you would normally find on the floor of a coral reef. It is 100% natural and will give a beautiful natural white sand color under most...

    Was: $38.95
    Now: $35.06
  • 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...

    $34.99
  • Caribsea Samurai Soil 9 lbs. Caribsea Samurai Soil 9 lbs.

    CaribSea

    Caribsea Samurai Soil 9 lbs.

    Caribsea Samurai Soil 9 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...

    Was: $29.95
    Now: $26.96
  • ZooMed Talawa Mangrove Root, Medium (up to 16") ZooMed Talawa Mangrove Root, Medium (up to 16")

    ZooMed

    ZooMed Talawa Mangrove Root, Medium (up to 16")

    ZooMed Talawa Mangrove Root, Medium (up to 16") 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...

    $24.99
  • Fluval Bio Stratum 4.4 lbs. Fluval Bio Stratum 4.4 lbs.

    Fluval

    Fluval Bio Stratum 4.4 lbs.

    Fluval Bio Stratum 4.4 lbs. Promotes healthy plant development, growth and vibrant color. Infused with nitrifying bacteria that help to break down waste and kickstart the nitrogen cycle. Helps to reduce ammonia levels and stabilize water in new...

    $19.99
  • Fluval Plant and Shrimp Stratum 4.4 lb.

    Fluval

    Fluval Plant and Shrimp Stratum 4.4 lb.

    Fluval Plant and Shrimp Stratum 4.4 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...

    $19.99
  • MIRACLE MUD Freshwater, 2 lbs. by EcoSystem Aquarium MIRACLE MUD Freshwater, 2 lbs. by EcoSystem Aquarium MIRACLE MUD Freshwater, 2 lbs. by EcoSystem Aquarium MIRACLE MUD Freshwater, 2 lbs. by EcoSystem Aquarium

    EcoSystem Aquarium

    MIRACLE MUD Freshwater, 2 lbs. by EcoSystem Aquarium

    MIRACLE MUD Freshwater, 2 lbs. 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...

    $19.95
  • Zoo Med African Mopani Wood Medium 10" - 12"

    ZooMed

    Zoo Med African Mopani Wood Medium 10" - 12"

    Zoo Med African Mopani Wood Medium 10" - 12" 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...

    $19.95
  • ZooMed AquaLog Sinking Fish Shelter 9" Large ZooMed AquaLog Sinking Fish Shelter 9" Large

    ZooMed

    ZooMed AquaLog Sinking Fish Shelter 9" Large

    ZooMed AquaLog Sinking Fish Shelter 9" Large Sinking AquaLog provides shelter for all aquarium fish. Manufactured with 100% eco-friendly plant resin. Provides excellent surface for beneficial algae growth. Naturalistic looking!  ZooMed...

    $19.95
  • ZooMed Spider Wood MED 12"-16"

    ZooMed Spider Wood MED 12"-16"

    ZooMed Spider Wood MED 12"-16" 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...

    $19.95
  • Red Sea KH Coralline Gro, 500 ml Red Sea KH Coralline Gro, 500 ml

    Red Sea

    Red Sea KH Coralline Gro, 500 ml

    Red Sea KH Coralline Gro, 500 ml Coralline algae will grow naturally, without any special supplements in all reef systems optimized for hard corals.  KH Coralline Gro is a complex of carbonate buffers, potassium and trace elements such as iron,...

    Was: $19.99
    Now: $17.99
  • Malaysian Driftwood, Medium 11" - 15" Malaysian Driftwood, Medium 11" - 15"

    AquaCave

    Malaysian Driftwood, Medium 11" - 15"

    Malaysian Driftwood, Medium 11" - 15" A preferred driftwood for show tanks and garden aquariums. Each piece is completely unique in shape. Unlike other driftwood, it sinks when placed in water and requires no slate bottom. Picture is only represantation...

    $16.99
  • ZooMed AquaLog Sinking Fish Shelter 5-3/4" Medium ZooMed AquaLog Sinking Fish Shelter 5-3/4" Medium ZooMed AquaLog Sinking Fish Shelter 5-3/4" Medium

    ZooMed

    ZooMed AquaLog Sinking Fish Shelter 5-3/4" Medium

    ZooMed AquaLog Sinking Fish Shelter 5-3/4" MediumSinking 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...

    $14.95
  • MarcoRocks MR Powder 3 lbs. MarcoRocks MR Powder 3 lbs.

    Marco Rocks

    MarcoRocks MR Powder 3 lbs.

    MarcoRocks MR Powder 3 lbs. MR Powder, 3 lb jars, 12 per case. Add to glue joints when bonding Marco Rocks products, for a seamless look. Made from crushed Marco Rocks. MR Powder packaging: 3 lb jars

    Was: $14.99
    Now: $13.49
  • Caribsea Samurai Soil 3.5 lbs. Caribsea Samurai Soil 3.5 lbs.

    CaribSea

    Caribsea Samurai Soil 3.5 lbs.

    Caribsea Samurai Soil 3.5 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...

    Was: $14.95
    Now: $13.46
  • CaribSea Create-A Scape Purple Reef Rod 14" CaribSea Create-A Scape Purple Reef Rod 14"

    CaribSea

    CaribSea Create-A Scape Purple Reef Rod 14"

    CaribSea Create-A Scape Purple Reef Rod 14" 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...

    Was: $11.99
    Now: $10.79
  • Malaysian Driftwood, Small 7" - 9" Malaysian Driftwood, Small 7" - 9" Malaysian Driftwood, Small 7" - 9"

    AquaCave

    Malaysian Driftwood, Small 7" - 9"

    Malaysian Driftwood, Small 7" - 9" A preferred driftwood for show tanks and garden aquariums. Each piece is completely unique in shape. Unlike other driftwood, it sinks when placed in water and requires no slate bottom. Picture is only represantation of...

    $9.99
  • CaribSea Create-A Scape Purple Reef Rod 7"

    CaribSea

    CaribSea Create-A Scape Purple Reef Rod 7"

    CaribSea Create-A Scape Purple Reef Rod 7" 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...

    Was: $9.99
    Now: $8.99
  • Aquarium Background Adhesive Solution, 1 oz.

    Fluval

    Aquarium Background Adhesive Solution, 1 oz.

    No more tape! Revolutionary image enhancing solution that seals your background to your aquarium glass, resulting in a flawless, illuminated view from every angle. Non-toxic formula is easy to apply and remove. For use in aquariums, terrariums, and...

    $7.99
  • Seaview Aquarium Background Mounting Solution Seaview Aquarium Background Mounting Solution

    AquaCave

    Seaview Aquarium Background Mounting Solution

    Seaview Aquarium Background Mounting Solution Seaview seals your background to your aquarium, eliminating the refraction of light behind the glass resulting in a flawless, illuminated, 3D view of your background from every angle. Your aquarium will have...

    $7.99
  • MarcoRocks Premium Shelf Rock MarcoRocks Premium Shelf Rock MarcoRocks Premium Shelf Rock

    Marco Rocks

    MarcoRocks Premium Shelf Rock

    MarcoRocks Premium Shelf Rock, Sold by the pound NOTE: Rock is sold by the pound. Enter Qty: 50 to order 50 lbs of rock.   Our MarcoRocks is the finest all natural aquarium rock available to the aquarium enthusiast today. It is a once live natural...

    Was: $6.79
    Now: $6.11
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