A blend of the 5 marine microalgae most commonly used for their superior nutritional value for aquaculturing marine species of all kinds: Pavlova, Isochrysis, Thalassiosira weissflogii, Tetraselmis, Nannochloropsis, and Synechococcus. A blend of the 5...

A blend of the 5 marine microalgae most commonly used for their superior nutritional value for aquaculturing marine species of all kinds: Pavlova, Isochrysis, Thalassiosira weissflogii, Tetraselmis, Nannochloropsis, and Synechococcus. A blend of the 5...

A unique mix of both oyster eggs and oyster ovarian tissue—the richest nutritional parts of the oyster found in nature. Naturally size-appropriate and an excellent food for the smallest SPS Corals (such...

A unique mix of both oyster eggs and oyster ovarian tissue—the richest nutritional parts of the oyster found in nature. Naturally size-appropriate and an excellent food for the smallest SPS Corals (such...

A unique mix of both oyster eggs and oyster ovarian tissue—the richest nutritional parts of the oyster found in nature. Naturally size-appropriate and an excellent food for the smallest SPS Corals (such...

Super-concentrated, enriched Artemia salina brine shrimp naturally high in beta-carotene! These brine shrimp are aquacultured in Western Australian salt ponds far from urban areas and pollution sources so you can be assured of its purity. Excellent...

Super-concentrated, enriched Artemia salina brine shrimp naturally high in beta-carotene! These brine shrimp are aquacultured in Western Australian salt ponds far from urban areas and pollution sources so you can be assured of its purity. Excellent...

Super-concentrated, enriched Artemia salina brine shrimp naturally high in beta-carotene! These brine shrimp are aquacultured in Western Australian salt ponds far from urban areas and pollution sources so you can be assured of its purity. Excellent...

ARCTI-PODS are a Refrigerated Food.  These are not LIVE Copepods.  This is a fish food.  Do not dump the entire container into your aquarium, you will nuke it.   Arcti-Pods® are large, nutrition-packed planktonic copepods...

ARCTI-PODS are a Refrigerated Food.  These are not LIVE Copepods.  This is a fish food.  Do not dump the entire container into your aquarium, you will nuke it.   Arcti-Pods® are large, nutrition-packed planktonic copepods...

ARCTI-PODS are a Refrigerated Food.  These are not LIVE Copepods.  This is a fish food.  Do not dump the entire container into your aquarium, you will nuke it.   Arcti-Pods® are large, nutrition-packed planktonic copepods...

These peppermint shrimp are captive-bred, tank raised & completely reef-safe, and will consume nuisance Aiptasia anemones. The name Peppermint Shrimp applies to a variety of Lysmata species that are distributed along the Eastern...

A compact aquarium controller with 4 Universal Sense ports dedicated to measuring parameters. Starter Kit Includes: Control XS Unit, Power Supply, Temperature Sensor, 4-Outlet WiFi AC Power Strip The HYDROS Control XS Starter Kit...

Please note: CONTROL XS ONLY - Nothing else is included. It doesn’t just make SENSE, it Controls too! About HYDROS Control XS Don’t let the compact size of the HYDROS Control XS fool you. It is perfectly capable of...

One of Mr Saltwater's Favorite Sayings on our Mr Saltwater Tank Reacts Shirt can now be yours!  Printed white on Royal Blue!

Balanced Phosphorus Source for Phosphorus-Limited, Low-Nutrient Reef Aquaria Used in conjunction with MICROBACTER7 and REEF BIOFUEL or KATALYST, enables natural nitrogen uptake to take place in systems with inadequate phosphorus...

Chaeto ships UPS 2 Day Air - We only ship Chaeto Monday, Tuesday & Wednesday till 1 pm to prevent it from sitting in UPS trucks/warehouses over a weekend. Spaghetti Algae, as Chaetomorpha is sometimes referred to, grows in a tangled mass. It...

This proven and effective treatment helps kill aiptasia and prevents it from reproducing. When used properly, it is reef safe and will not harm corals or other inhabitants. If you've ever had aiptasia anemones in your prized aquarium, you'd certainly...

This proven and effective treatment helps kill aiptasia and prevents it from reproducing. When used properly, it is reef safe and will not harm corals or other inhabitants. If you've ever had aiptasia anemones in your prized aquarium, you'd certainly...

Standard replacement RODI filter holder for RO Systems.  Perfect for replacing cracked filter holders due to freezing, etc. Replacement housing for RO system Standard size for all RO systems using 10" filters 1/4" threaded in and out...

Easily attaching to the side of most aquariums up to 1″ thick, the Multi-Chamber Holding & Breeding Box provides up to 3 separate housing compartments for protecting new or fry, sick/weak fish that require acclimation. Multi-functional...

The HI717-25 are the replacement reagents for the HI717 Phosphate High Range Checker® HC. These high-quality reagents are manufactured in our state-of-the-art facility and are clearly marked with the lot number and expiration date on each packet...

The Waterbox Cube series and the new Peninsula Mini all use the same stock inlet nozzle. To add an RFG to any of these systems, you’ll need  our 16.5mm to 1/2in Modular Hose Adapter. Adding the 16.5mm adapter will convert the end of the stock...

Apex-Pods™ are live Apocyclops panamensis copepods.  They are an excellent food source that attracts finicky fish, such as mandarin dragonets, pipefish, Anthias sp. and wrasses. Shipping: Click Here to Learn More about Shipping...

Because Tigger-Pods (Tigriopus californicus copepods) swim upwards with a stimulating, jerky motion, they are attractive to a wide range of fish like Mandarin dragonets, Seahorses and Pipefish. They are easy to...

3" Aragonite Frag Tile 5/16" thick

2" Aragonite Frag Tile 5/16" thick

3" Aragonite Frag Disk 5/16" thick

2" Aragonite Frag Disk 5/16" thick

You’ve probably heard of Masstick. It’s the innovative fish food from EasyReefs that you can stick on any surface of your aquarium—to your glass or rocks, for example—so fish can naturally graze on it. Hobbyists choose Masstick...

Sicce Syncra Pro SYNCRA PRO pumps have been designed for both submerged and in-line operation. They provide low working temperature, excellent performance and low consumption. They find a wide field of use in the hydroponics sector, ornamental...

Sicce Syncra Pro SYNCRA PRO pumps have been designed for both submerged and in-line operation. They provide low working temperature, excellent performance and low consumption. They find a wide field of use in the hydroponics sector, ornamental...

Ecotech Radion XR15 Replacement Power Supply Does NOT work with older versions (G4 and down)

Sicce Syncra Pro SYNCRA PRO pumps have been designed for both submerged and in-line operation. They provide low working temperature, excellent performance and low consumption. They find a wide field of use in the hydroponics sector, ornamental...

Sicce Syncra Pro SYNCRA PRO pumps have been designed for both submerged and in-line operation. They provide low working temperature, excellent performance and low consumption. They find a wide field of use in the hydroponics sector, ornamental...

Sicce Syncra Pro SYNCRA PRO pumps have been designed for both submerged and in-line operation. They provide low working temperature, excellent performance and low consumption. They find a wide field of use in the hydroponics sector, ornamental...

Sicce PSK SDC Skimmer Pump PSK SDC pumps are the latest generation of pumps for skimmer applications and incorporate integrated intelligence systems for pumps installation in advanced systems. Specifically dedicated programming, control, excellent...

Sicce PSK SDC Skimmer Pump PSK SDC pumps are the latest generation of pumps for skimmer applications and incorporate integrated intelligence systems for pumps installation in advanced systems. Specifically dedicated programming, control, excellent...

Sicce Syncra PSK ADV Skimmer Pump PSK ADV pumps are the latest generation of pumps for skimmer applications and incorporate integrated intelligence systems for pumps installation in advanced systems. The excellent performances, the energy efficiency,...

Sicce Syncra PSK ADV Skimmer Pump PSK ADV pumps are the latest generation of pumps for skimmer applications and incorporate integrated intelligence systems for pumps installation in advanced systems. The excellent performances, the energy efficiency,...