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Two Little FishiesProducts (153)
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AquaStik Grey Coral Epoxy (4 oz) - Two Little Fishies
Two Little Fishies$14.89AquaStik Stone Grey. Underwater Epoxy Putty for marine and freshwater aquariums, Ponds and Paludariums. Also useful in Reptile & Small Animal habitats. Neutral color. Non-toxic to fish, plants &... -
AccuraSea 1 Synthetic Seawater Mix (50 Gallon) - Two Little Fishies
Two Little Fishies$31.99At Two Little Fishies the big picture has always been about Little details. That’s why we’ve made a new synthetic seawater mix like no other. We call it AccuraSea1. AccuraSea1 is formulated to... -
Pouch Feeder for Algae and Frozen Foods - Two Little Fishies
Two Little Fishies$24.94The NEW PouchFeeder comes complete with magnetically coupled wall attachment parts just like VeggieMag and MagFeeder. Use the perforated pouch to serve cubes or blocks of frozen foods, folded sheets... -
AlgaEraser Replacement Stainless Steel Blades Set of 3x (0.3 mm thick) - Two Little Fishies
Two Little Fishies$13.50Replacement Blades for Two Little Fishies AlgaeEraser -
PhytoPlan Advanced Phytoplankton Diet (1 oz) - Two Little Fishies
Two Little Fishies$14.38PhytoPlan is a spray dried blend of several strains of phytoplankton. PhytoPlan is a food for filter feeding invertebrates and a great supplement to enrich the nutritional value of dried and frozen... -
AlgaEraser Replacement Stainless Steel Blades Set of 3x (0.5 mm thick) - Two Little Fishies
Two Little Fishies$13.93Replacement Blades for Two Little Fishies AlgaeEraser -
PolypPower (120g) - Two Little Fishies
Two Little Fishies$45.41PolypPower is a blend of dried zooplankton developed by Julian Spring to be an ideal food for all corals, whether photosynthetic or non-photosynthetic. It is also an excellent food for all filter... -
4 Pack Replacement Pouch Feeder Screens - Two Little Fishies
Two Little Fishies$6.54The NEW PouchFeeder comes complete with magnetically coupled wall attachment parts just like VeggieMag and MagFeeder. Use the perforated pouch to serve cubes or blocks of frozen foods, folded sheets... -
ClamBootz (Large) - Two Little Fishies
Two Little Fishies$5.70ClamBootz are molded supports for living tridacnid clams (Giant Clams). Designed and manufactured in China by Lanhai Marine for their farmed Tridacna spp., ClamBootz are the best secure base you can... -
Two Little Fishies STAX Porous Oolitic Dry Base Rock (by the lb)
Two Little Fishies$6.23"By the Pound" means you are choosing the weight of your rock. Ex: Qty 5 is 5 Pounds of Rock, NOT 5 Rocks. Selling individ -
Cartridge Adapter - Two Little Fishies
Two Little Fishies$11.17To be used withour PhosBan Reactor 550 and Metasorb Cartridge. -
ClamBootz (Small) - Two Little Fishies
Two Little Fishies$4.99ClamBootz are molded supports for living tridacnid clams (Giant Clams). Designed and manufactured in China by Lanhai Marine for their farmed Tridacna spp., ClamBootz are the best secure base you can... -
ClamBootz (Medium) - Two Little Fishies
Two Little Fishies$5.29ClamBootz are molded supports for living tridacnid clams (Giant Clams). Designed and manufactured in China by Lanhai Marine for their farmed Tridacna spp., ClamBootz are the best secure base you can... -
LittleScrape 10.25" Algae Scraping Tool - Two Little Fishies
Two Little Fishies$44.31Each scraper comes with a set of three different blades: one thin stainless steel blade for regular algal films, one thick stainless steel blade for cutting through coralline algae, and... -
PolypPower (30g) - Two Little Fishies
Two Little Fishies$23.38PolypPower is a blend of dried zooplankton developed by Julian Spring to be an ideal food for all corals, whether photosynthetic or non-photosynthetic. It is also an excellent food for all filter... -
AccuraSea Seawater Salt Mix Box (200 Gallon) - Two Little Fishies
Two Little Fishies$97.99200 gallon box, contains four individually packed 50 gallon bags. At Two Little Fishies the big picture has always been about Little details. That’s why we’ve made a new synthetic seawater mix like... -
Sea Veggies Seaweed Large Combo Pack - Two Little Fishies
Two Little Fishies$32.13Sea Veggies Seaweed Large Combo Pack Ideal for marine herbivores such as Tangs and Surgeonfish, Moorish Idols, Parrotfish, Angelfish, large Butterflyfish, and herbivorous freshwater fishes, such as... -
Sea Veggies Seaweed Small Combo Pack - Two Little Fishies
Two Little Fishies$19.74Sea Veggies Seaweed Small Combo Pack Ideal for marine herbivores such as Tangs and Surgeonfish, Moorish Idols, Parrotfish, Angelfish, large Butterflyfish, and herbivorous freshwater fishes, such as... -
Sea Veggies Seaweed Green (30 gm / 1 oz) - Two Little Fishies
Two Little Fishies$10.71Super nutritious Natural Green Seaweed. Ideal for marine herbivores such as Tangs and Surgeonfish, Moorish Idols, Parrotfish, Angelfish, large Butterflyfish, and herbivorous freshwater fishes, such... -
Sea Veggies Seaweed Red (30 gm / 1 oz) - Two Little Fishies
Two Little Fishies$10.71Super nutritious Natural Red Seaweed. Ideal for marine herbivores such as Tangs and Surgeonfish, Moorish Idols, Parrotfish, Angelfish, large Butterflyfish, and herbivorous freshwater fishes, such as... -
SheShells (4 kg, 8.8 lbs) Outstanding Selections - Two Little Fishies
Two Little Fishies$19.90SheShells is a natural bottom substrate for marine and alkaline freshwater aquariums, such as African Cichlid habitats, providing calcium carbonate buffering and many microhabitats. The coarse size... -
Sea Veggies Seaweed Purple (30 gm / 1 oz)- Two Little Fishies
Two Little Fishies$10.71Super nutritious Natural Purple Seaweed. Ideal for marine herbivores such as Tangs and Surgeonfish, Moorish Idols, Parrotfish, Angelfish, large Butterflyfish, and herbivorous freshwater fishes, such... -
Sea Veggies Seaweed Green (12 gm / 0.4 oz) - Two Little Fishies
Two Little Fishies$6.58Super nutritious Natural Green Seaweed. Ideal for marine herbivores such as Tangs and Surgeonfish, Moorish Idols, Parrotfish, Angelfish, large Butterflyfish, and herbivorous freshwater fishes, such... -
HydroCarbon (1 Liter) - Two Little Fishies
Two Little Fishies$21.26Granular activated carbon designed specifically for water purification. Removes dissolved organic compounds that turn the water yellow. The extremely porous granules are the optimum size for use in... -
STIX Coralline Algae Red (5 lbs) Hydraulic Cement - Two Little Fishies
Two Little Fishies$45.08Build Your Aquascape with Confidence and Creativity Transform your aquarium into a stunning, gravity-defying masterpiece with STIX, the professional-grade, fast-setting hydraulic cement designed... -
Micro Valve Barb x Barb (6 pk) - Two Little Fishies
Two Little Fishies$12.02Micro fittings for regulating air flow through standard airline tubing for devices such as air-stones, filters, protein skimmers, ornaments, etc. Also for low pressure liquid feed lines for metering... -
LITTLE ReBorn Calcium Reactor Media (8.8 lbs) - Two Little Fishies
Two Little Fishies$43.11Reborn® coarse aragonite media for calcium reactors is composed of fossil skeletons of reef building corals sustainably harvested from pristine sites in the Western Pacific. When dissolved, ReBorn... -
Sea Veggies Green Flakes (30 gm / 1 oz) - Two Little Fishies
Two Little Fishies$10.71FREE ON ORDERS OF $100 or more Super nutritious natural Green Seaweed chopped into Flakes. Ideal for marine herbivores such as Tangs and Surgeonfish, Moorish Idols, Parrotfish, Angelfish, large... -
AlgaEraser 16" Algae Scraping Tool - Two Little Fishies
Two Little Fishies$47.48Each scraper comes with a set of three different blades: one thin stainless steel blade for regular algal films, one thick stainless steel blade for cutting through coralline algae, and... -
STIX Natural Stone White (5 lbs) Hydraulic Cement - Two Little Fishies
Two Little Fishies$45.08Build Your Aquascape with Confidence and Creativity Transform your aquarium into a stunning, gravity-defying masterpiece with STIX, the professional-grade, fast-setting hydraulic cement designed... -
Phosban (150 gm) - Two Little Fishies
Two Little Fishies$26.96Synthetic ferric oxide hydroxide granules with an extremely high capacity for adsorbing phosphate from saltwater and freshwater. Also adsorbs silicate, and does not release adsorbed substances... -
PhosBan (454 gm) - Two Little Fishies
Two Little Fishies$70.52Synthetic ferric oxide hydroxide granules with an extremely high capacity for adsorbing phosphate from saltwater and freshwater. Also adsorbs silicate, and does not release adsorbed substances... -
Sea Veggies Seaweed Purple (12 gm / 0.4 oz) - Two Little Fishies
Two Little Fishies$6.58Super nutritious Natural Purple Seaweed. Ideal for marine herbivores such as Tangs and Surgeonfish, Moorish Idols, Parrotfish, Angelfish, large Butterflyfish, and herbivorous freshwater fishes, such... -
Sea Veggies Seaweed Red (12 gm / 0.4 oz) - Two Little Fishies
Two Little Fishies$6.58Super nutritious Natural Red Seaweed. Ideal for marine herbivores such as Tangs and Surgeonfish, Moorish Idols, Parrotfish, Angelfish, large Butterflyfish, and herbivorous freshwater fishes, such as... -
Sea Veggies Seaweed Mixed Flakes Bulk (750 g) - Two Little Fishies
Two Little Fishies$73.91For herbivorous Marine or Freshwater Fish. Chopped natural seaweeds, harvested and dried to preserve their high nutritional value. Ideal for Tangs, Angelfish, some large Butterflyfish, Cichlids,... -
Ball Valve 5/8" Barb x 1/2" MNPT Tube - Two Little Fishies
Two Little Fishies$6.23The Two Little Fishies barbed aquatic ball valves is used for regulating water flow through standard hose for devices such as canister filters, pump return lines and protein skimmers. 1/2" MPT x... -
PhosBan Reactor 150 - Two Little Fishies
Two Little Fishies$77.18The PhosBan Reactor 150 is designed with the upflow principle to achieve the most efficient use of PhosBan® or other chemical filter media. By pushing water from the bottom upward through a... -
STAX Porous Dry Rock RUBBLE (10 lb) Box - Two Little Fishies
Two Little Fishies$39.9910lb Box of RUBBLE. Sizes range from 1/4" to 4" in length. 8x8x8 Box of STAX ROCK RUBBLE Build striking, unique aquascapes in your aquarium with Two Little Fishies STAX Aquascaping Rocks. STAX... -
Sea Veggies FLAKES Seaweed Purple (30 gm / 1 oz)- Two Little Fishies
Two Little Fishies$10.71Super nutritious Natural Purple Seaweed Flakes . Ideal for marine herbivores such as Tangs and Surgeonfish, Moorish Idols, Parrotfish, Angelfish, large Butterflyfish, and herbivorous freshwater... -
Sea Veggies FLAKES Seaweed Red (30 gm / 1 oz) - Two Little Fishies
Two Little Fishies$10.71Super nutritious Natural Red Seaweed Flakes. Ideal for marine herbivores such as Tangs and Surgeonfish, Moorish Idols, Parrotfish, Angelfish, large Butterflyfish, and herbivorous freshwater fishes,...
Featured Products
AR836 Algae Reactor 2026 (Commercial) - Geo's Reef
Geo's Reef
$1,849.00
The NEW 2026 GEO AR836 Algae Reactor Commercial is designed to filter your aquarium water by removing phosphates, nitrates, Co2 and help raise your aquarium pH without the use of artificial media...
Red Acan Colony WYSIWYG - SAQ Coral Farm
Saltwater Coral Farm
$129.99
Red Acan Colony WYSIWYG (Egg crate squares are 3/4")
If you are looking to buy vibrant color coral online to add to your reef tank, this is the best choice.
Red Acan Colony WYSIWYG is a fast...
7" NOSOK Filter Sock No Sock Replacement Silencer Cup - VCA
VCA Vivid Creative
$74.95
Stop Washing Dirty Filter Socks Forever
Nobody likes dealing with a laundry bucket full of dirty, foul-smelling 7-inch filter socks. Traditional filter cups choke flow quickly, and automated fleece...
Free ICP Test Kit - ATI
ATI
$19.99
FREE ON ALL ORDERS OVER $150 - Just add to Cart!
ATI Free Seawater ICP
Free ICP test for your seawater!
With the ATI ICP test service you can send ATI a seawater sample. ATI will test your...
Carbo Ex Filter (1.5 Liter) - Includes 1000g Granulate - ATI
ATI
$44.95
ATI® Carbo Ex Filter 1.5L
The ATI® Carbo Ex Filter 1.5Lis a ready-to-use, single-use filter cartridge containing 1,000 grams (approx. 1.25 liters) of ATI Carbo Ex Media and a fine dust filter.ATI®...
ION-B Ca/Mg+ Powder (2.245g - Makes 6,000 mL) - NYOS
NYOS
$44.99
The Nyos® ION-B method is a state-of-the-art dosing system for modern reef tanks. The system is simple and intuitive and can be individually adapted to the needs of your aquarium.
With just two...
ION-B Ca/Mg+ Powder (1,122g - Makes 3,000 mL) - NYOS
NYOS
$24.99
The Nyos® ION-B method is a state-of-the-art dosing system for modern reef tanks. The system is simple and intuitive and can be individually adapted to the needs of your aquarium.
With just two...
ION-B ALK/pH+ Powder (1,342g - Makes 6,000 mL) - NYOS
NYOS
$44.99
The Nyos® ION-B method is a state-of-the-art dosing system for modern reef tanks. The system is simple and intuitive and can be individually adapted to the needs of your aquarium.
With just two...
ION-B ALK/pH+ Powder (671g - Makes 3,000 mL) - NYOS
NYOS
$24.99
The Nyos® ION-B method is a state-of-the-art dosing system for modern reef tanks. The system is simple and intuitive and can be individually adapted to the needs of your aquarium.
With just two...
BioSpace Reactor 8-2 (8" x 21") Up to 500 Gallons - Bashsea
Bashsea
$599.99
Elevate your aquarium’s ecosystem with the Bashsea BioSpace Reactor, the most effective biological filter currently available on the market. Engineered for the serious hobbyist, this reactor utilizes...
BioSpace Reactor 6-2 (6" x 21") Up to 225 Gallons - Bashsea
Bashsea
$399.99
Elevate your aquarium’s ecosystem with the Bashsea BioSpace Reactor, the most effective biological filter currently available on the market. Engineered for the serious hobbyist, this reactor utilizes...
BioSpace Reactor 4-2 (4" x 21") Up to 110 Gallons - Bashsea
Bashsea
$219.99
Elevate your aquarium’s ecosystem with the Bashsea BioSpace Reactor, the most effective biological filter currently available on the market. Engineered for the serious hobbyist, this reactor utilizes...
4" NOSOK Filter Sock No Sock Replacement Silencer Cup - VCA
VCA Vivid Creative
$44.95
Silence Your Sump and Simplify Your Maintenance Routine
Tired of the constant splashing and "gurgling" sounds coming from your filter socks? The VCA No-Sock 4-Inch Silencer is the ultimate solution...
Small-In-One Nomad Portable Traveling Aquarium (0.5 Gallon) - PNW Custom
PNW Custom
$349.99
0.5 Gallon Fully Sealed Traveling Aquarium
The world’s first fully sealed traveling aquarium.
The Small-In-One Nomad is a compact 0.5-gallon aquarium designed for safely transporting and displaying...
ReefControl Power 8 Deluxe w/Panel - Red Sea
Red Sea
$389.00
Get the best of both worlds with the ReefControl Power 8 Deluxe. This kit combines the 8-socket ReefBeat-controlled smart power center with the dedicated manual Control Panel 8, giving you the...
ReefControl Power 8 - Red Sea
Red Sea
$319.00
Welcome to the future of aquarium management. The ReefControl Power 8 is more than just a power strip; it's the brain of your operation, integrating seamlessly into the Red Sea ReefBeat ecosystem to...
ReefControl Pro Deluxe Kit Aquarium Controller - Red Sea
Red Sea
$699.00
The ReefControl Pro is the flagship smart controller for the Red Sea ReefBeat ecosystem. It acts as the central brain for all your monitoring and automation, allowing you to connect up to 7 ReefSense...
ReefControl Pro Aquarium Controller - Red Sea
Red Sea
$429.00
Take full command of your aquarium with the ReefControl Pro, the ultimate smart controller for the Red Sea ReefBeat ecosystem. Monitor up to 7 different ReefSense digital probes, automate your...
ReefControl Lite Aquarium Controller - Red Sea
Red Sea
$329.00
The ReefControl Lite is your essential smart controller for staying on top of your aquarium's most critical parameters. Monitor a wide range of ReefSense digital probes, receive real-time...
LRS Premium Green Nori (20 Half Sheets / 1 oz) (Porphyra yezoensis) Seaweed - LRS Foods
LRS
$9.99
Give Your Fish the Purest, Most Nutritious Seaweed on the Market!
20x 1/2 Sheets 7.5" x 4"
Introducing LRS Premium Green Seaweed, the superior choice for discerning aquarists who demand the best...