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MicroBacter Start XLMSupplementation

Brightwell Aquatics

MicroBacter Start XLM

Brightwell Aquatics MicroBacter Start XLM is a professional 15x strength live nitrifying bioculture for rapidly cycling new marine and brackish aquaria in 5-7 days, rapidly reducing ammonia and nitrite, also for recovery from overcrowding or bacteria-bed damage.

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MicroBacter7 - Complete BiocultureSupplementation

Brightwell Aquatics

MicroBacter7 - Complete Bioculture

Brightwell Aquatics MicröBacter7 is a complete bioculture of non-pathogenic aerobic and anaerobic microbes plus natural enzymes that establishes biological filtration in new aquariums and enhances nitrification, denitrification, and organic waste degradation in marine and freshwater systems. It rapidly reduces organic carbon, ammonia, nitrite, nitrate, and phosphate while improving water clarity and health of aquarium inhabitants.

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Microbe-Lift Nite-Out II Nitrifying BacteriaSupplementation

Microbe-Lift

Microbe-Lift Nite-Out II Nitrifying Bacteria

Microbe-Lift Nite-Out II is a liquid nitrifying bacteria containing select strains of Nitrosomonas, Nitrospira, and Nitrobacter that eliminate ammonia and decrease ammonia and nitrite toxicity through natural nitrification. For salt and fresh water, it initiates and promotes stable nitrification and is safe to use around plants and animals.

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Microbe-Lift Special BlendSupplementation

Microbe-Lift

Microbe-Lift Special Blend

Microbe-Lift Special Blend is a complete eco-system in a bottle of live bacteria that maintains aquarium water health and clarity for salt and fresh water. It breaks down organic waste and protein foam, lowers ammonia levels and biologically reduces nitrates, removes odors and cloudy water, and naturally stimulates plant growth; it is chemical free but cannot neutralize chlorine, chloramine, or heavy metals.

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Micron Internal FilterFilter

Sicce

Micron Internal Filter

The Sicce Micron is a compact submersible internal filter with a 65 GPH pump, ideal for small freshwater aquariums and turtle tanks but also saltwater safe. It combines a mechanical sponge for detritus with a replaceable media cartridge for odors and tannins, mounts via suction cups horizontally or vertically, and includes a flow adjuster; 5.9 W with a 2-year warranty.

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Midnight Pearl Bio-Substrate (5lbs)Substrates & Aquascaping

Aqua Natural

Midnight Pearl Bio-Substrate (5lbs)

Aqua Natural Midnight Pearl Bio-Substrate is a 5 lb freshwater gravel made from 100% natural, sustainably sourced New Zealand gravel. It is seeded with live nitrifying bacteria to cycle an aquarium instantly, and can be used as a primary substrate or mixed with other substrates.

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Midnight Pearl Gravel SubstrateSubstrates & Aquascaping

Aqua Natural

Midnight Pearl Gravel Substrate

Aqua Natural Midnight Pearl is a 10 lb bag of naturally round 2-4mm aquarium gravel sourced from ancient New Zealand beach deposits. Its black pebbles mixed with brown, grey, and hints of gold create a dark backdrop that brings out fish colors; it is triple washed and kiln dried.

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Mighty Aquarium Filter - HOB Power FilterFilter

Mighty Aquarium Filter

Mighty Aquarium Filter - HOB Power Filter

The Mighty Aquarium Filter is a compact hang-on-back filter for nano aquariums from 1 to 24 gallons, available in five sizes (15-170 GPH); it features a self-priming pump, a leveling knob, and included sponge or cartridge media plus an extra cartridge.

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Mighty Aquarium Filter HOBFilter

Ultum Nature Systems

Mighty Aquarium Filter HOB

The Mighty Aquarium Filter HOB is a compact, hang-on-back filter available in five distinct sizes engineered for freshwater tanks ranging from 1 to 24 gallons. Designed for quick rim mounting, this unit delivers clear, oxygen-rich water while keeping operational noise to a minimum. Features integrated leveling knob, adjustable flow control, self-priming design, and comes preloaded with filtration media plus an extra replacement set.

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MightyJet Desktop AIO DC Return Pump (326 GPH)Wave Generation

Innovative Marine

MightyJet Desktop AIO DC Return Pump (326 GPH)

The Innovative Marine MightyJet Desktop is an ultra-quiet DC return pump sized for all-in-one aquariums, delivering up to 326 GPH at 18" max head (3.7"L x 2.5"W x 3.4"H, 15W at 24VDC). Its included controller offers constant-stream and pulsing sine modes across 9 flow rates plus a 10-minute feed mode, with run-dry protection and barbed adapters in 1/2", 5/8", and 3/4" sizes.

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MightyJet Midsize AIO DC Return Pump (538 GPH)Wave Generation

Innovative Marine

MightyJet Midsize AIO DC Return Pump (538 GPH)

The Innovative Marine MightyJet Midsize AIO DC Return Pump delivers up to 538 GPH (24-inch max head, 22W @ 24VDC) in a compact submersible form factor that fits most AIO rear chambers — a popular upgrade from stock return pumps. It includes an easy-to-use controller with 9 flow rates across stream and sine modes, a 10-minute one-touch feed mode, run-dry protection, and 1/2-inch, 5/8-inch, and 3/4-inch barbed adapters.

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MightyJet Mini Universal AIO DC Return Pump (266 GPH)Wave Generation

Innovative Marine

MightyJet Mini Universal AIO DC Return Pump (266 GPH)

The Innovative Marine MightyJet Mini Universal is a compact DC return pump for all-in-one aquariums of 10-25 gallons, delivering up to 266 GPH with two modes (constant stream and pulsing sine) across 9 speed settings on the included LCD controller. The submersible pump (1.87" x 2.5" x 3.08", 13W, under 5 ft max head) runs ultra-quiet, includes 1/2", 5/8", and 3/4" barbed adapters, and offers run-dry protection and a 10-minute feed mode.

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Milwaukee MC120 pH MonitorOther

Milwaukee Instruments

Milwaukee MC120 pH Monitor

The Milwaukee MC120 pH Monitor measures pH from 0.00 to 14.00 with 0.1 resolution, ±0.2 accuracy, manual 2-point calibration, a 5.5-9.5 pH set point, and visual LED alarm, with a double-junction pH electrode.

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Milwaukee MC122 pH ControllerClimate Control

Milwaukee Instruments

Milwaukee MC122 pH Controller

The Milwaukee MC122 pH Controller monitors and controls aquarium pH, switching a connected dosing pump via its AC outlet when the 5.5-9.5 pH set point is reached, with an included double-junction pH probe and manual 2-point calibration.

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Milwaukee MC510 ORP ControllerClimate Control

Milwaukee Instruments

Milwaukee MC510 ORP Controller

The Milwaukee MC510 ORP Controller monitors and controls aquarium ORP, displaying the current reading at all times with a settable 0-600 mV set point, alarm, and output power socket for automated control. It includes the ORP electrode and 12 VDC power supply, measures +/- 1000 mV with 1 mV resolution, and is backed by a 2-year warranty.

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Milwaukee pHliquid 7,01 calibration liquidOther

Milwaukee

Milwaukee pHliquid 7,01 calibration liquid

Milwaukee pH calibration solution (pH 7.01) sold in single-use packets for calibrating pH probes or pens, compatible with all pH meters and probes. Calibrate probes every 30-60 days for reliable readings; for reef tanks use 7.0 and 10.01 points, for calcium reactors use 4.01 and 7.01.

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Minerals holder 1000ml x1Supplementation

Reef Factory

Minerals holder 1000ml x1

The Reef Factory Reef Minerals Holder is a simple bracket designed to securely hold one 1000 mL Reef Factory Reef Minerals bottle; it includes a draw tube for easy dosing pump integration, keeping your dosing setup clean and organized.

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Minerals holder 150ml x1Supplementation

Reef Factory

Minerals holder 150ml x1

The Reef Factory Minerals Holder (150ml x1) is a single-dose storage container for Reef Factory Reef Minerals dosing solutions. Designed for marine aquariums, it keeps mineral supplements organized and ready for dosing pump use as part of the Smart Reef 360 method.

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Minerals holder 150ml x4Supplementation

Reef Factory

Minerals holder 150ml x4

The Reef Factory Minerals Holder is a 4-bottle storage holder sized for 150 ml bottles, designed for automatic dosing systems. It holds up to four bottles at once and can also house a dosing pump on the bottom to keep additive bottles organized, labeled, and in place.

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Mini Algae WafersOther

Hikari

Mini Algae Wafers

Hikari Mini Algae Wafers are sinking wafers for smaller plecostomus and algae-eating bottom feeders, including marine herbivores, snails, and crustaceans; rich in nutrients for immune health.

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Mini A-Series GooseneckLights

Kessil

Mini A-Series Gooseneck

The Kessil Mini A-Series Gooseneck is a 10-inch flexible light mount for Kessil A80 and H80 LED fixtures (also compatible with A150, A160, A350, and A360 with a 90-degree adapter). It clamps to aquarium glass or acrylic up to 1.25 inches thick, allowing precise positioning of the light without a canopy.

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Mini Branching Frag RackOther

Reef Rax

Mini Branching Frag Rack

The Reef Rax Mini Branching Frag Rack is a reef-safe resin frag rack that mimics live rock, mounting via reef-safe magnets (max 1/4 in tank thickness) with 4 frag holes (0.45 in diameter); available in Purple, Grey, and Brown.

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Mini Ceramic CO2 DiffuserSupplementation

ISTA

Mini Ceramic CO2 Diffuser

The Ista Mini Ceramic CO2 Diffuser is a 2-in-1 bubble counter and diffuser with a compact glass and acrylic design for nano planted aquariums, producing a fine CO2 mist through a replaceable ceramic disc. It includes suction cup mounts and a tubing clip to keep the CO2 line kink-free.

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Mini Inline CO2 Bubble CounterSupplementation

ISTA

Mini Inline CO2 Bubble Counter

The ISTA Mini Inline CO2 Bubble Counter is a compact crystal-clear acrylic device that installs inline on CO2 tubing for planted aquariums, letting you visually count bubbles per minute to dial in accurate CO2 dosing for nano and small tanks. Its durable, acid-resistant acrylic construction resists breakage and assures a clear, easy bubble reading, and assembly is tool-free.

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Mini Marine Mysis Shrimp Frozen CubesOther

V2O Aquarium Foods

Mini Marine Mysis Shrimp Frozen Cubes

V2O Aquarium Foods' Mini Marine Mysis Shrimp Frozen Cubes are fresh-frozen intact mini marine mysis shrimp, about half the size of freshwater mysis. They are an ideal food for seahorses, sea dragons, and other syngnathids, and are readily eaten by all species of marine and freshwater tropical fish.

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Mini Neptune Apex Controller BoardTank & Furniture

Adaptive Reef

Mini Neptune Apex Controller Board

The Adaptive Reef Mini Neptune Apex Controller Board is a 15 x 15 x 3.75-inch mounting board purpose-built for Neptune Systems Apex controllers. It includes pre-drilled holes for EB832 power bars and Apex modules, plus hinges for easy access, and is available in black or white.

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Mini Neptune DOS Controller BoardTank & Furniture

Adaptive Reef

Mini Neptune DOS Controller Board

The Adaptive Reef Mini Neptune DOS Controller Board (15 x 15 x 3.75 in, black or white) has custom cut slots for mounting two Neptune Systems DŌS dosing pumps, with hinges for easy access.

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Mini Neptune DOS Controller Board (White)Tank & Furniture

Adaptive Reef

Mini Neptune DOS Controller Board (White)

The open-box Mini Neptune DOS Controller Board (White) from Adaptive Reef is a 15 x 15 x 3.75 in mounting board purpose-built for the Neptune Systems DŌS dosing pump, with custom cut slots for two DOS pumps and hinges for easy access.

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