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The MRSLM collection

Fish & Aquatic Pets

69 products · Free worldwide shipping

Fish & Aquatic Pets
About this collection

Discover aquarium decor, filters and fish tank supplies at MRSLM. We add new pieces often, and every order ships free.

Filters

Original price $49.99 - Original price $49.99
Original price
$49.99
$49.99 - $49.99
Current price $49.99

3W Waterfall Aquarium Filter Pump for Low and High Water Levels

in stock

A 3W waterfall filter pump for aquariums, turtle tanks and reptile habitats. Works in low water levels, and in high water with the included hanger....

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Original price $49.99 - Original price $49.99
Original price
$49.99
$49.99 - $49.99
Current price $49.99
Original price $24.99 - Original price $24.99
Original price
$24.99
$24.99 - $24.99
Current price $24.99

Aquarium Waterproof Digital LCD Submersible Thermometer for Fish Tanks

in stock

A waterproof digital thermometer with an LCD display that sits inside your fish tank and shows the water temperature.Why you'll love it Fully subm...

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Original price $24.99 - Original price $24.99
Original price
$24.99
$24.99 - $24.99
Current price $24.99
Original price $37.99 - Original price $37.99
Original price
$37.99
$37.99 - $37.99
Current price $37.99

External LCD Digital Touch Screen Fish Tank Thermometer

in stock

An external LCD touch screen thermometer for fish tanks. Set your own high and low limits and get a flashing alert when the water goes out of range...

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Original price $37.99 - Original price $37.99
Original price
$37.99
$37.99 - $37.99
Current price $37.99
Original price $25.99 - Original price $61.99
Original price
$25.99 - $61.99
$25.99 - $61.99
Current price $25.99

Aquarium Planting Basket Hydroponic Support

in stock

A hollow transparent ABS basket that holds aquatic plants on the tank wall, for hobbyists growing water grass, lucky bamboo and similar plants.Why ...

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Original price $25.99 - Original price $61.99
Original price
$25.99 - $61.99
$25.99 - $61.99
Current price $25.99
Original price $24.99 - Original price $32.99
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$24.99 - $32.99
$24.99 - $32.99
Current price $24.99

Extendable Aquarium Algae Cleaning Brush

in stock

An extendable brush with a right-angle head for scrubbing algae from aquarium glass and corners.Why you'll love it Extendable handle. Press a butt...

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Original price $24.99 - Original price $32.99
Original price
$24.99 - $32.99
$24.99 - $32.99
Current price $24.99
Original price $52.99 - Original price $52.99
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$52.99
$52.99 - $52.99
Current price $52.99

Acrylic Floating Fish Breeding Isolation Box

in stock

A clear acrylic breeding isolation box that floats on the water or attaches to the tank wall, giving fry and mother fish their own space.Why you'll...

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Original price $52.99 - Original price $52.99
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$52.99
$52.99 - $52.99
Current price $52.99
Original price $37.99 - Original price $37.99
Original price
$37.99
$37.99 - $37.99
Current price $37.99

Mini Clip-On USB Aquarium Light

in stock

A small clip-on LED light for Betta and other small fish tanks, powered by USB.Why you'll love it 360° rotation. Aim the light where you want it. ...

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Original price $37.99 - Original price $37.99
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$37.99
$37.99 - $37.99
Current price $37.99
Original price $20.99 - Original price $20.99
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$20.99
$20.99 - $20.99
Current price $20.99

Resin Tree Trunk Aquarium Ornament

in stock

A resin tree trunk ornament for your aquarium. Its natural look adds a rustic touch to freshwater and saltwater tanks.Why you'll love it Natural l...

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Original price $20.99 - Original price $20.99
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$20.99
$20.99 - $20.99
Current price $20.99
Original price $35.99 - Original price $35.99
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$35.99
$35.99 - $35.99
Current price $35.99

Resin Ancient Pavilion Aquarium Decoration - Rock Cave Building Ornament for Aquatic Landscaping

in stock

A resin ancient pavilion ornament with a rock cave, made for aquarium landscaping. Adds an ancient castle look to your tank.Why you'll love it Det...

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Original price $35.99 - Original price $35.99
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$35.99
$35.99 - $35.99
Current price $35.99
Original price $48.99 - Original price $48.99
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$48.99
$48.99 - $48.99
Current price $48.99

Artificial Aquarium Cask Shelter

in stock

A resin cask ornament that adds a rustic look to your aquarium and doubles as a hideaway for your fish.Why you'll love it Realistic cask design. A...

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Original price $48.99 - Original price $48.99
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$48.99
$48.99 - $48.99
Current price $48.99
Original price $37.99 - Original price $37.99
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$37.99
$37.99 - $37.99
Current price $37.99

24cm Stainless Steel Curved Aquarium Scissors

in stock

A 24cm stainless steel scissor with a curved blade for trimming aquarium plants and water grass. Reaches deep into the tank.Why you'll love it Pre...

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Original price $37.99 - Original price $37.99
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$37.99
$37.99 - $37.99
Current price $37.99
Original price $34.99 - Original price $34.99
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$34.99
$34.99 - $34.99
Current price $34.99

CO2 Diffuser System for Aquariums

in stock

A glass CO2 diffuser kit with a ceramic disc, suction cup, U-shaped tube and check valve. Made for planted aquariums and DIY CO2 setups.Why you'll ...

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Original price $34.99 - Original price $34.99
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$34.99
$34.99 - $34.99
Current price $34.99
Original price $88.99 - Original price $88.99
Original price
$88.99
$88.99 - $88.99
Current price $88.99

Compact LED Fish Tank with Self-Circulating Back Filter

in stock

A compact LED mini fish tank with a built-in self-circulating back filter. A tabletop aquarium for the living room, bedroom or office.Why you'll lo...

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Original price $88.99 - Original price $88.99
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$88.99
$88.99 - $88.99
Current price $88.99
Original price $25.99 - Original price $25.99
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$25.99
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Current price $25.99

High-Precision Digital Fish Tank Thermometer with LED Display

in stock

A digital stick-on thermometer with an LED display for freshwater and saltwater tanks. Read the water temperature at a glance.Why you'll love it H...

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Original price $25.99 - Original price $25.99
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$25.99
$25.99 - $25.99
Current price $25.99
Original price $84.99 - Original price $84.99
Original price
$84.99
$84.99 - $84.99
Current price $84.99

Compact Aquascape USB Fish Tank with Adjustable LED Lighting & Automatic Filtration

in stock

A compact white USB fish tank with three-level LED lighting and a built-in bottom filtration system. Made for desks, nightstands and small spaces.W...

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Original price $84.99 - Original price $84.99
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$84.99
$84.99 - $84.99
Current price $84.99
Original price $28.99 - Original price $28.99
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$28.99
$28.99 - $28.99
Current price $28.99

High-Precision Digital Fish Tank Thermometer

in stock

A mini digital thermometer with an LCD display that sticks to the outside of your fish tank. It is USB rechargeable and switches between Celsius an...

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Original price $28.99 - Original price $28.99
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$28.99
$28.99 - $28.99
Current price $28.99
Original price $27.99 - Original price $27.99
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$27.99
$27.99 - $27.99
Current price $27.99

Aquarium Digital Thermometer with Large LCD Display

in stock

A digital aquarium thermometer with a large LCD display that sticks on the outside of the tank. A simple way to check the temperature of fish tanks...

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Original price $27.99 - Original price $27.99
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$27.99
$27.99 - $27.99
Current price $27.99
Original price $25.99 - Original price $35.99
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Current price $25.99

Mini Magnetic Fish Tank Brush - Double-Sided Glass Cleaner for Algae Removal

in stock

A mini double-sided magnetic brush that cleans algae off aquarium glass without wetting your hands. Made for small to medium fish tanks.Why you'll ...

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Original price $25.99 - Original price $35.99
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$25.99 - $35.99
Current price $25.99
Original price $68.99 - Original price $82.99
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$68.99 - $82.99
$68.99 - $82.99
Current price $68.99

Ultra-Quiet USB Rechargeable Aquarium Oxygen Pump

Only 1 left!

A USB rechargeable aquarium oxygen pump with a noise-reduction motor and battery backup. A compact air pump for home tanks and outdoor fishing trip...

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Original price $68.99 - Original price $82.99
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$68.99 - $82.99
$68.99 - $82.99
Current price $68.99
Original price $121.99 - Original price $121.99
Original price
$121.99
$121.99 - $121.99
Current price $121.99

Ultra Silent Rechargeable Aquarium Aerator

in stock

A quiet, rechargeable aquarium air pump with a built-in lithium battery and 8 speeds. Keep your tank running through power cuts, or take it along o...

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Original price $121.99 - Original price $121.99
Original price
$121.99
$121.99 - $121.99
Current price $121.99
Original price $60.99 - Original price $60.99
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$60.99
$60.99 - $60.99
Current price $60.99

Wall-Mounted Fish Tank Isolation Hatchery

in stock

A plastic isolation hatchery box that hangs on the wall of your aquarium, giving fry or spawning fish their own space.Why you'll love it Separate ...

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Original price $60.99 - Original price $60.99
Original price
$60.99
$60.99 - $60.99
Current price $60.99
Original price $173.99 - Original price $173.99
Original price
$173.99
$173.99 - $173.99
Current price $173.99

Stylish Acrylic Betta Fish Tank

in stock

A compact acrylic betta fish tank with a multi-cell isolation area and a self-circulating filter. A small, clear tank for a desk, office or small r...

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Original price $173.99 - Original price $173.99
Original price
$173.99
$173.99 - $173.99
Current price $173.99
Original price $43.99 - Original price $43.99
Original price
$43.99
$43.99 - $43.99
Current price $43.99

Aquarium LED Light Timer and Dimmer with Infinite Brightness Adjustment

in stock

An aquarium LED light timer and dimmer with stepless brightness control. Set a lighting schedule and adjust brightness for your tank.Why you'll lov...

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Original price $43.99 - Original price $43.99
Original price
$43.99
$43.99 - $43.99
Current price $43.99
Original price $30.99 - Original price $30.99
Original price
$30.99
$30.99 - $30.99
Current price $30.99

360° Rotating Clip-On Aquarium LED Light with Timer

in stock

A compact 6W clip-on LED light for aquariums with a 360-degree rotating arm, 10 brightness levels and a timer. It runs on USB power.Why you'll love...

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Original price $30.99 - Original price $30.99
Original price
$30.99
$30.99 - $30.99
Current price $30.99