🚀 We’re in Beta!

Meet our new design. Everything works as usual, but if anything feels off, give us a ping.

Experience Carib Sea’s Heritage of Excellence

From timeless classics to modern breakthroughs—discover what Carib Sea has in store.

CaribSea Aquatics Life Rock Display Box, 20 lb

CaribSea Aquatics Life Rock Display Box, 20 lb

4.5
2,262,949 Fr
Carib Sea ACS00370 South Sea Base Rock for Aquarium, 40-Pound

Carib Sea ACS00370 South Sea Base Rock for Aquarium, 40-Pound

4.6
339,743 Fr
CaribSea Eco-Complete 20-Pound Planted Aquarium, Black

CaribSea Eco-Complete 20-Pound Planted Aquarium, Black

4.7
1,409,369 Fr
Caribsea Life Rock, 40-Pound

Caribsea Life Rock, 40-Pound

4.3
1,540,229 Fr
Carib SeaACS00020 Aragonite Reef Sand for Aquarium, 15-Pound

Carib SeaACS00020 Aragonite Reef Sand for Aquarium, 15-Pound

4.3
582,599 Fr
CaribSea Aragonite Aquarium Sand, 10 lbs., Tan

CaribSea Aragonite Aquarium Sand, 10 lbs., Tan

4.5
343,380 Fr
CaribSea Aquatics Betta Leaf Indian Almond Leaf 3 Pk

CaribSea Aquatics Betta Leaf Indian Almond Leaf 3 Pk

33,776 Fr
Carib Sea Super Natural Moonlight Sand for Aquarium, 5-Pound (2 Pack)

Carib Sea Super Natural Moonlight Sand for Aquarium, 5-Pound (2 Pack)

4.6
761,189 Fr
Carib SeaArag-Alive Fiji Aquarium Sand, 10-Pound, Pink

Carib SeaArag-Alive Fiji Aquarium Sand, 10-Pound, Pink

4.7
950,089 Fr
Carib Sea Super Natural Moonlight Sand for Aquarium, 5-Pound (2 Pack)

Carib Sea Super Natural Moonlight Sand for Aquarium, 5-Pound (2 Pack)

4.5
224,660 Fr
Caribsea Liferock 10lb Box Marine Rock

Caribsea Liferock 10lb Box Marine Rock

5.0
1,333,539 Fr
CaribSea Purple Up Algae Accelerator, 16-Ounce

CaribSea Purple Up Algae Accelerator, 16-Ounce

4.4
106,383 Fr
Carib Sea Arag-Alive Special Grade Sand, 20 lbs.

Carib Sea Arag-Alive Special Grade Sand, 20 lbs.

4.7
FREE
Caribsea Moonlight Sand for Freshwater Aquariums 20lb

Caribsea Moonlight Sand for Freshwater Aquariums 20lb

4.5
470,279 Fr
Carib Sea Aquatics Quart Frag Zone, 1.5 lb

Carib Sea Aquatics Quart Frag Zone, 1.5 lb

4.3
500,769 Fr
Carib Sea Arag-Alive 20 lb Fiji Pink Sand

Carib Sea Arag-Alive 20 lb Fiji Pink Sand

4.7
1,996,279 Fr
Carib SeaACS00120 Crushed Coral for Aquarium, 15-Pound

Carib SeaACS00120 Crushed Coral for Aquarium, 15-Pound

4.3
1,278,289 Fr
Carib SeaACS00020 Aragonite Reef Sand for Aquarium, 15-Pound

Carib SeaACS00020 Aragonite Reef Sand for Aquarium, 15-Pound

4.0
166,933 Fr
Carib Sea Aragonite Aquarium Sand 10 lbs.

Carib Sea Aragonite Aquarium Sand 10 lbs.

4.3
557,499 Fr
Carib Sea ACS00529 Arm Reactor Coarse Filter Media for Aquarium, 1-Gallon

Carib Sea ACS00529 Arm Reactor Coarse Filter Media for Aquarium, 1-Gallon

4.7
554,139 Fr
CaribSea Arag-Alive 20 lb Fiji Pink Sand

CaribSea Arag-Alive 20 lb Fiji Pink Sand

4.7
1,333,929 Fr
Carib SeaArag-Alive Substrate Special Grade Reef Sand, 10 lb.

Carib SeaArag-Alive Substrate Special Grade Reef Sand, 10 lb.

4.4
695,179 Fr
Caribsea Arag-Alive Fiji Aquarium Sand, 10-Pound, Pink

Caribsea Arag-Alive Fiji Aquarium Sand, 10-Pound, Pink

4.7
756,249 Fr
Carib Sea Aquatics Quart Frag Zone, 1.5 lb

Carib Sea Aquatics Quart Frag Zone, 1.5 lb

4.2
285,459 Fr
Carib Sea Arag-Alive Natural Reef Aquarium Gravel 16 lbs.

Carib Sea Arag-Alive Natural Reef Aquarium Gravel 16 lbs.

4.4
1,122,509 Fr
Carib Sea Aragonite Aquarium Sand 10 lbs.

Carib Sea Aragonite Aquarium Sand 10 lbs.

4.3
1,016,039 Fr
Carib SeaCoraline Aquarium Gravel, 20 lbs.

Carib SeaCoraline Aquarium Gravel, 20 lbs.

4.6
1,172,879 Fr
Carib Sea ACS00370 South Sea Base Rock for Aquarium, 40-Pound

Carib Sea ACS00370 South Sea Base Rock for Aquarium, 40-Pound

4.6
1,176,389 Fr
Carib Sea ACS00110 Crushed Coral for Aquarium, 10-Pound

Carib Sea ACS00110 Crushed Coral for Aquarium, 10-Pound

4.7
688,729 Fr
CaribSea Aquatics Quart Frag Zone, 1.5 lb

CaribSea Aquatics Quart Frag Zone, 1.5 lb

4.2
332,569 Fr
Exotica Dragon Stone Freshwater Rock 25lb

Exotica Dragon Stone Freshwater Rock 25lb

163,722 Fr
Caribsea Super Naturals Aquarium Sand, 20-Pound, Torpedo Beach

Caribsea Super Naturals Aquarium Sand, 20-Pound, Torpedo Beach

4.6
1,455,449 Fr
Caribsea Life Rock Arches for Aquariums

Caribsea Life Rock Arches for Aquariums

3.9
2,644,299 Fr
CARIB SEA Ocean Direct Natural Live Sand 20lb 2/cs

CARIB SEA Ocean Direct Natural Live Sand 20lb 2/cs

4.3
FREE
Carib Sea ACS01790 Aragamax Alive Sand for Aquarium, 10-Pound, 4 Per Case

Carib Sea ACS01790 Aragamax Alive Sand for Aquarium, 10-Pound, 4 Per Case

712,149 FC
Carib Sea ACS00150 Crushed Coral for Aquarium, 40-Pound

Carib Sea ACS00150 Crushed Coral for Aquarium, 40-Pound

4.6
2,830,389 Fr
CaribSea Purple Up Algae Accelerator, 16-Ounce

CaribSea Purple Up Algae Accelerator, 16-Ounce

4.5
972,559 Fr
CaribSea Purple Up Algae Accelerator, 8-Ounce

CaribSea Purple Up Algae Accelerator, 8-Ounce

4.2
425,569 Fr
Carib SeaACS00222 African Sahara Sand for Aquarium, 20-Pound

Carib SeaACS00222 African Sahara Sand for Aquarium, 20-Pound

4.6
142,633 Fr
Carib Sea Original Life Rock, Medium

Carib Sea Original Life Rock, Medium

4.1
411,029 Fr
Carib Sea Arag-Alive Substrate, Bahamas Oolite, 20 lb.

Carib Sea Arag-Alive Substrate, Bahamas Oolite, 20 lb.

4.3
314,459 Fr
CaribSea Arag-Alive 20-Pound Special Grade Reef Sand, Bimini Pink

CaribSea Arag-Alive 20-Pound Special Grade Reef Sand, Bimini Pink

4.4
428,029 Fr
CaribSea Arag-Alive Special Grade Reef Sand, 20-Pound

CaribSea Arag-Alive Special Grade Reef Sand, 20-Pound

4.6
1,955,019 Fr
CaribSea Rock Lock 2 Minute Cement 500g (17oz) for Corals and Rocks

CaribSea Rock Lock 2 Minute Cement 500g (17oz) for Corals and Rocks

5.0
89,270 Fr
CaribSea Purple Up Algae Accelerator, 8-Ounce

CaribSea Purple Up Algae Accelerator, 8-Ounce

4.4
120,319 Fr
Carib Sea ACS00940 Ocean Direct Natural Live Sand for Aquarium, 40-Pound

Carib Sea ACS00940 Ocean Direct Natural Live Sand for Aquarium, 40-Pound

4.5
794,509 Fr
Sea Glass | Colored Sea Glass Mix | Sea Glass for Decoration and Craft | Plus Free Nautical eBook by Joseph Rains (Caribbean Blue)

Sea Glass | Colored Sea Glass Mix | Sea Glass for Decoration and Craft | Plus Free Nautical eBook by Joseph Rains (Caribbean Blue)

4.3
858,639 Fr
ECO Complete Planted Substrate

ECO Complete Planted Substrate

4.1
1,381,849 Fr
Carib SeaACS05832 Super Natural Peace River Sand for Aquari

Carib SeaACS05832 Super Natural Peace River Sand for Aquari

4.7
209,898 Fr
Carib Sea ACS05839 Super Natural Sunset Gold Sand for Aquarium, 5-Pound

Carib Sea ACS05839 Super Natural Sunset Gold Sand for Aquarium, 5-Pound

4.5
432,309 Fr
Carib Sea(3 Pack) Purple Up Algae Accelerator, 8-Ounce

Carib Sea(3 Pack) Purple Up Algae Accelerator, 8-Ounce

4.2
686,729 Fr
Ocean Direct Natural Live Sand

Ocean Direct Natural Live Sand

4.4
515,578 Fr
Carib SeaPurple Up Algae Accelerator, 8-Ounce

Carib SeaPurple Up Algae Accelerator, 8-Ounce

4.2
74,805 Fr
Carib Sea Arag-Alive Substrate Special Grade Reef Sand, 10 lb.

Carib Sea Arag-Alive Substrate Special Grade Reef Sand, 10 lb.

4.3
421,438 Fr
Carib Sea Aquatics Eco-Complete African Cichlid Zack Sand, 20-Pound, Black

Carib Sea Aquatics Eco-Complete African Cichlid Zack Sand, 20-Pound, Black

4.4
329,263 Fr
Carib SeaEco-Complete African Cichlid Substrate, 20-Pound, Live Sand for Aquarium

Carib SeaEco-Complete African Cichlid Substrate, 20-Pound, Live Sand for Aquarium

4.4
4,979,069 Fr
CaribSea AquaticsInstant Amazon Blackwater Solution, 8 oz

CaribSea AquaticsInstant Amazon Blackwater Solution, 8 oz

4.5
199,149 Fr
Carib SeaSuper Naturals Aquarium Sand, 20-Pound, Torpedo Beach

Carib SeaSuper Naturals Aquarium Sand, 20-Pound, Torpedo Beach

4.7
393,612 Fr
CaribSea Arag-Alive Natural Reef Aquarium Gravel, 16 lbs., Tan

CaribSea Arag-Alive Natural Reef Aquarium Gravel, 16 lbs., Tan

4.3
611,220 Fr
Carib SeaACS05820 Super Natural Moonlight Sand for Aquarium, 5-Pound

Carib SeaACS05820 Super Natural Moonlight Sand for Aquarium, 5-Pound

4.5
92,507 Fr
CaribSea Aquatics ARM Reactor Media for Aquarium Treatment, 1-Gallon

CaribSea Aquatics ARM Reactor Media for Aquarium Treatment, 1-Gallon

4.5
1,634,789 Fr
Carib SeaArag-Alive 20-Pound Special Grade Reef Sand, Bimini Pink

Carib SeaArag-Alive 20-Pound Special Grade Reef Sand, Bimini Pink

4.4
456,369 Fr
Carib Sea ACS00223 African Ivory Coast Sand for Aquarium, 20-Pound

Carib Sea ACS00223 African Ivory Coast Sand for Aquarium, 20-Pound

4.6
655,279 Fr
Carib SeaACS04530 Purple Up Corraline Algae Growth Accelerator for Aquarium, 4-Ounce

Carib SeaACS04530 Purple Up Corraline Algae Growth Accelerator for Aquarium, 4-Ounce

3.8
152,929 Fr
Carib Sea SCS00711 Reptiles Calcium Substrate Sand, 10-Pound, Desert Rose

Carib Sea SCS00711 Reptiles Calcium Substrate Sand, 10-Pound, Desert Rose

4.5
611,949 Fr
Carib Sea Purple Up Algae Accelerator, 16-Ounce

Carib Sea Purple Up Algae Accelerator, 16-Ounce

4.5
114,138 Fr
Carib Sea Aquatics Jungle Indian Almond Leaf

Carib Sea Aquatics Jungle Indian Almond Leaf

3.4
201,089 Fr
Carib Sea Arag-Alive Special Grade Reef Sand, 20-Pound

Carib Sea Arag-Alive Special Grade Reef Sand, 20-Pound

4.6
1,575,939 Fr
Carib Sea INC Life Rock Shapes Natural Corral 20 LB

Carib Sea INC Life Rock Shapes Natural Corral 20 LB

4.1
3,696,329 Fr
Carib Sea Super Naturals Aquarium Sand, 10 lbs, Tan

Carib Sea Super Naturals Aquarium Sand, 10 lbs, Tan

298,177 Fr
Aqua Natural Sugar White Sand 10lb Substrate for aquascaping, Aquariums, vivariums and terrariums

Aqua Natural Sugar White Sand 10lb Substrate for aquascaping, Aquariums, vivariums and terrariums

4.6
564,609 Fr
Carib Sea Life Rock, 40-Pound

Carib Sea Life Rock, 40-Pound

4.3
5,679,949 Fr
Carib SeaACS00150 Crushed Coral for Aquarium, 40-Pound

Carib SeaACS00150 Crushed Coral for Aquarium, 40-Pound

4
213,052 Fr
Carib SeaSCS00711 Reptiles Calcium Substrate Sand, 10-Pound

Carib SeaSCS00711 Reptiles Calcium Substrate Sand, 10-Pound

4.6
951,489 Fr
Carib 084220 No.9 Samurai Substrate Soil

Carib 084220 No.9 Samurai Substrate Soil

361,999 Fr
Carib Sea Eco-Complete African Cichlid Substrate, 20-Pound, Live Sand for Aquarium

Carib Sea Eco-Complete African Cichlid Substrate, 20-Pound, Live Sand for Aquarium

4.6
168,311 Fr
Carib Sea ACS00797 Arag Alive Hawaiian Reef for Aquarium, 20 Pound, Black

Carib Sea ACS00797 Arag Alive Hawaiian Reef for Aquarium, 20 Pound, Black

4.6
201,030 Fr
Carib Sea ACS00526 Mineral Mud Filter Media for Aquarium, 1-

Carib Sea ACS00526 Mineral Mud Filter Media for Aquarium, 1-

388,059 Fr
Carib SeaAquatics Life Rock Display Box, 20 lb

Carib SeaAquatics Life Rock Display Box, 20 lb

4.5
936,379 Fr
Carib SeaEco-Complete 20-Pound Planted Aquarium, Black

Carib SeaEco-Complete 20-Pound Planted Aquarium, Black

4.6
1,823,029 Fr
Caribsea Moonlight Sand for Freshwater Aquariums 20lb

Caribsea Moonlight Sand for Freshwater Aquariums 20lb

4.5
361,489 Fr
Carib SeaACS05823 Super Natural Torpedo Beach Sand for Aquarium, 5-Pounds

Carib SeaACS05823 Super Natural Torpedo Beach Sand for Aquarium, 5-Pounds

4.4
583,199 Fr
Carib Sea Florida Crushed Coral, 10 lb.

Carib Sea Florida Crushed Coral, 10 lb.

4.3
241,682 Fr
Carib SeaACS01790 Aragamax Alive Sand for Aquarium, 10-Pound, 4 Per Case

Carib SeaACS01790 Aragamax Alive Sand for Aquarium, 10-Pound, 4 Per Case

56,277 Fr
Caribsea Super Naturals Aquarium Sand, 50-Pound, Peace River

Caribsea Super Naturals Aquarium Sand, 50-Pound, Peace River

4.7
1,008,559 Fr
Caribsea Arag-Alive Bahamas Oolite Aquarium Sand, 10-Pound

Caribsea Arag-Alive Bahamas Oolite Aquarium Sand, 10-Pound

4.6
244,613 Fr
Carib Sea Reptilite Natural Calcium Sand 10LBS

Carib Sea Reptilite Natural Calcium Sand 10LBS

4.5
693,699 Fr
Caribsea Super Naturals Essentials Aquarium Sand, 5-Pound, Jelly Beans

Caribsea Super Naturals Essentials Aquarium Sand, 5-Pound, Jelly Beans

506,509 Fr
Carib Sea Purple Up Algae Accelerator, 8-Ounce

Carib Sea Purple Up Algae Accelerator, 8-Ounce

4.1
267,729 Fr
Carib SeaECO COMPLETE PLANTED SUBSTRATE

Carib SeaECO COMPLETE PLANTED SUBSTRATE

4.1
281,519 Fr
Carib Sea ACS00529 Arm Reactor Coarse Filter Media for Aquarium, 1-Gallon

Carib Sea ACS00529 Arm Reactor Coarse Filter Media for Aquarium, 1-Gallon

496,629 Fr
Caribsea Life Rock, 40-Pound

Caribsea Life Rock, 40-Pound

4.2
4,751,589 Fr
Carib Sea ACS00372 3 case South Sea Base Rock Bag for Aquarium, 10-Pound

Carib Sea ACS00372 3 case South Sea Base Rock Bag for Aquarium, 10-Pound

4.5
1,215,759 Fr
Carib SeaArag-Alive 20-Pound Special Grade Reef Sand, Bahamas Oolite

Carib SeaArag-Alive 20-Pound Special Grade Reef Sand, Bahamas Oolite

4.1
378,721 Fr
Carib Sea ACS00529 Arm Reactor Coarse Filter Media for Aquarium, 1-Gallon

Carib Sea ACS00529 Arm Reactor Coarse Filter Media for Aquarium, 1-Gallon

4.7
191,120 Fr
Carib SeaArag-Alive Substrate, Hawaiian Black, 20 lb.

Carib SeaArag-Alive Substrate, Hawaiian Black, 20 lb.

4.7
360,203 Fr