Base Dry Rock - 20 lbs equals about 7-10 good sized pieces.  This rock is nice, not quite as porus or white as Marco Rock but similar in nature.  Clean lots of swim-throughs and fragging surface area  Some rocks may break during shipping,...

Rock Sizing: 7-14″ - Large Sized Rocks Real Reef Rock is our standard reef building rock.  It is very light, porous and full of holes and crevices. It is three dimensional in shape and comes in many natural shades of purple, pink and red. It...

Cool New Exclusive Product - Real Reef BLACKOUT.  Make those Corals & fish POP! Rock Sizing: 3-14″ - Mixed Sized Rocks Real Reef Rock is our standard reef building rock. It comes in a variety of sizes from 4"-12".  It is very light,...

Don’t just put rocks in your tank, ROCK YOUR REEF with LifeRock™. Amazing porosity, incredible biological performance (drops ammonia like real live rock), and unsurpassed realism make LifeRock™ the best and most cost effective rock...

Rock Sizing: 4-8″ - Medium Sized Rocks Real Reef Rock is our standard reef building rock.  It is very light, porous and full of holes and crevices. It is three dimensional in shape and comes in many natural shades of purple, pink and red. It...

Fantastic shapes, incredible colors… Well check out new LifeRock™ Shapes, the latest version of CaribSea’s amazing LifeRock™ line up. Each 20 pound box of Shapes USUALLY* comes with 4 pieces:  1x Cave, 2x Arches and 1x...

Two Little Fishies STAX - SOLD BY THE POUND! Average Rock Size is 5", Sizes are Random and Range from 3" - 15", approx. 1" thick Flat Porous oolitic limestone, cut on both sides for ease of stacking 100% natural, never any chemicals or...

Rock Sizing: 3-5″ - Small Sized Rocks Real Reef Rock is our standard reef building rock.  It is very light, porous and full of holes and crevices. It is three dimensional in shape and comes in many natural shades of purple, pink and red. It...

South Seas Base Rock - Natural weathering processes form the fantastic shapes of South Seas Base Rock by the erosion and pitting of limestone over the course of eons. It is clean and safe for marine, reef and hard water freshwater aquariums such as...

Rock Sizing: 3-14″ - Mixed Sized Rocks Real Reef Rock is our standard reef building rock.  It is very light, porous and full of holes and crevices. It is three dimensional in shape and comes in many natural shades of purple, pink and red. It...

Don’t just put rocks in your tank, ROCK YOUR REEF with LifeRock™. Amazing porosity, incredible biological performance (drops ammonia like real live rock), and unsurpassed realism make LifeRock™ the best and most cost effective rock...

LifeRock FragZone is the result of many requests to make popular LifeRock series in a small rubble size for the attachment of coral frags and more. Calcium carbonate rubble is treated with a reef-safe porous coating which allows rapid and easy adhesion...

Two Little Fishies STAX Flat Porous oolitic limestone, cut on both sides for ease of stacking 100% natural, never any chemicals or additives Sustainably collected For Marine or Freshwater Provides stable structure and limitless creative...

Fantastic shapes, incredible colors… Well check out new LifeRock™ Shapes, the latest version of CaribSea’s amazing LifeRock™ line up. Each 20 pound box comes with 4 arches! There is simply no better, no more spectacular way to...

Real Reef Rock is our standard reef building rock. It comes in a variety of sizes from 4"-12".  It is very light, porous and full of holes and crevices. It is three dimensional in shape and comes in many natural shades of purple, pink and red. It...

Two Little Fishies STAX Flat Porous oolitic limestone, cut on both sides for ease of stacking 100% natural, never any chemicals or additives Sustainably collected For Marine or Freshwater Provides stable structure and limitless creative...

Two Little Fishies STAX Flat Porous oolitic limestone, cut on both sides for ease of stacking 100% natural, never any chemicals or additives Sustainably collected For Marine or Freshwater Provides stable structure and limitless creative...

The Ohko stone, Aquarium Rocks (Dragon Stone) is a rock that resembles dragon scales. It typically has a greenish brown coloring and is very light weight compared to other hardscape stones. Aquascapers say the Ohko stone is basically composed of hardened...

Real Reef Rock is our standard reef building rock. It comes in a variety of sizes from 4"-12".  It is very light, porous and full of holes and crevices. It is three dimensional in shape and comes in many natural shades of purple, pink and red. It...

Nature's Ocean Purple Base Rock 40 LBS (Approx. 5 -9 inches) Purple base rock will become naturally live overtime because of its porosity : No artificial or engineered bacteria, Rapidly adapts to the LIVE environment , Made from aragonite base rock, Will...

Caribsea® Moani Dry Live Rock is the perfect solution for starting your marine aquarium with the benefits of live rock. Moani will behave just like real live rock, providing your aquarium with vital biological filtration and a nitrification base, in...

Real Reef Rock is our standard reef building rock. It comes in a variety of sizes from 4"-12".  It is very light, porous and full of holes and crevices. It is three dimensional in shape and comes in many natural shades of purple, pink and red. It...

LifeRock Shrooms take your reef tank to a new level! So useful, LifeRock Shrooms can be placed flat size down for stable pinnacles with plenty of nooks for frags both high and low. Or puzzle piece in your own aquarium rock bed on the bare glass tank...

Rock Sizing: 3-6″ - Smaller Sized Rocks Real Reef Rock is our standard reef building rock.  It is very light, porous and full of holes and crevices. It is three dimensional in shape and comes in many natural shades of purple, pink and red. It...

LittleRox are pressure washed, natural oolitic limestone rocks from Florida. They can be used to create rubble zone on the bottom in the freshwater cichlid tanks or in the marine reef aquariums. LittleRox are also ideal bases for attaching coral frags,...

Rock Sizing: 3-14″ - Mixed Sized Rocks Real Reef Rock is our standard reef building rock.  It is very light, porous and full of holes and crevices. It is three dimensional in shape and comes in many natural shades of purple, pink and red. It...

Single 16" Round Mega CaveReal aragonitic base rock, not cement, no curing. Extensive macro and micro-porosity infused with spored bacteria for outstanding biological performance. Clean and safe for all fish and inverts, environmentally responsible each...

2 Pack of Long 24" Mega ArchReal aragonitic base rock, not cement, no curing. Extensive macro and micro-porosity infused with spored bacteria for outstanding biological performance. Clean and safe for all fish and inverts, environmentally responsible...

LittleFeet are flat limestone bases that can be used to provide a stable footing for large corals or frags. The flat bottom makes it easy to position a coral anywhere on the bottom of an aquarium or culture raceway. The base can even be buried in the...

10lb pre-measured in a Mesh Bag - South Seas Base Rock - Natural weathering processes form the fantastic shapes of South Seas Base Rock by the erosion and pitting of limestone over the course of eons. It is clean and safe for marine, reef and hard water...

Each Arch is approximately 8" long. Fantastic shapes, incredible colors… Well check out new LifeRock™ Shapes, the latest version of CaribSea’s amazing LifeRock™ line up. Each 20 pound box comes with 4 arches! There is simply no...

Cool New Exclusive Product - Real Reef BLACKOUT.  Make those Corals & fish POP! Real Reef Rock is our standard reef building rock. It comes in a variety of sizes from 4"-12".  It is very light, porous and full of holes and crevices. It is...

Some damage my occur during shipping.  We do not replace broken rock.  If damage occurs please contact us we can supply you with some epoxy to reconnect the pieces.  We do everything in our power to pack these as best as possible. Real...

Moani Shrooms take your reef tank to a new level! So useful, Moani Shrooms can be placed flat size down for stable pinnacles with plenty of nooks for frags both high and low. Or puzzle piece in your own aquarium rock bed on the bare glass tank...