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  • Aquarium Lighting

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      • Fixtures
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  • Reverse Osmosis for Tanks

    • RO Systems
    • RO/DI Systems
    • Replacement Filters
      • Carbon
      • Sediment
      • Deionization-Filters
      • TFC Membranes
    • Upgrades and Add-Ons
      • Booster Pumps
      • Flush Valves
      • Float & ASO Valves
      • Add-ons
    • Purity Meters & Monitors
    • RO Plumbing Parts
      • Flow Restrictors
      • RO Fittings
      • RO Tubing
      • Valves
      • Feed Water & Drain Connections
    • Replacement Parts
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  • Return Pumps & Water Flow

    • Submersible
      • Return Pumps
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    • External
    • Powerheads & Wavemakers
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      • Needlewheel
      • Standard
    • Accessories
  • Protein Skimmers

    • Internal Skimmers
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    • Nano Skimmers
    • Hang-on-Back Skimmers
    • CO2 Absorption
    • Skimmer Parts
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  • Additives & Supplements

    • Algae & Pest Control
      • Algae Control
      • Pest Control
    • Coral Dips/Cleaners
    • Reef Supplements
      • Major Elements
      • Minor & Trace Elements
      • 2-Part Solutions
      • Amino Acids
    • Bacteria Supplements
    • Freshwater Plant Care
    • Medications
      • Bacterial & Fungal
      • Ich & External Parasites
      • Freshwater Salts
    • Water Conditioners
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  • Aeration

    • Air Pumps
    • Airline Tubing
    • Air Stones
    • Valves & Fittings
  • Apparel & Culture

    • T-Shirts
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  • Aquariums

    • Nano Tanks
    • 40-75
    • 75-120
    • 120-200
    • 200+
    • Aquarium Stands
    • Accessories
  • ATO & Dosing Pumps

    • ATO Systems
    • Dosing Pumps
    • Dosing Containers
    • Tube-Holders & Mounts
  • CO2 Injection

    • CO2 Regulators & Cylinders
    • CO2 Tubing
    • CO2 Diffusers
    • Valves & Fittings
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  • Filter Media

    • Biological Media
    • Chemical Media
    • Carbon
    • GFO & Phosphate Removal
    • Pads & Sponges
    • Media Bags
    • Filter Socks & Cups
    • Media Baskets
    • Replacement Cartridges
  • Food

    • Baby Fish Food
    • Pellet Food
    • Flake Food
    • Frozen Fish Food
    • Coral Food
    • Food Soak & Vitamins
    • Garlic
    • Automatic Feeders
    • Feeding Tools
    • Specialty Foods
    • Live Foods
  • Fragging Supplies

    • Fragging Tools
    • Frag Plugs, Disks, & Mounts
    • Coral Glue, Epoxy & Adhesives
    • Frag Racks & Holders
    • Coral Viewers
  • Heaters & Chillers

    • Heaters
    • Chillers
    • Cooling Fans
  • Live Goods

    • Pods & Phyto
    • Live Plants
    • Cleaner Crews
    • Macroalgae
  • Maintenance

    • Algae Magnets
    • Algae Scrapers & Pads
    • Cleaning Supplies
      • Brushes & Pump Cleaners
      • Glass & Acrylic Cleaners
      • Protective Gloves
    • Fish Nets
    • Tongs, Tweezers & Scissors
    • Siphons & Gravel Cleaners
    • Containers & Traps
      • Traps
      • Isolation Containers
    • Acclimation Supplies
  • Plumbing Parts

    • Overflow Boxes
    • Bulkheads & Uniseals
    • PVC Fittings
      • Elbows
      • Unions
      • Tee & Wye Fittings
      • Adaptors, Bushings & Nipples
      • Caps & Plugs
    • Loc-Line
    • Inserts and Hosebarbs
    • Tubing & PVC
      • Flexible Tubing
      • Hose Clamps
    • Return Pipes & Nozzles
    • Strainers
    • Adhesive, Lubricants & Teflon Tape
    • Gaskets & O-Rings
    • Valves
      • Ball Valves
      • Gate Valves
      • Check Valve & Anti-siphon
  • Reactors

    • Calcium Reactors
    • Kalkwasser Reactors
    • Algae Reactors
    • Algae Scrubbers
    • Media Reactors
    • Replacement Parts
  • Rock & Wood

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    • Sand
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    • Refugium Mud
    • Planted Tank Substrates
  • UV Sterilizers & Ozone

    • Sterilizers
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    • Replacement UV Bulbs
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  • Water Testing

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    • Electric Monitors
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    • Hydrometers & Refractometers
      • Hydrometers
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  • Ecotech Radion Lights

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Free Shipping For Orders $39+

Marine Depot offers FREE economy shipping for most products when you spend $39 or more! Your order will be delivered in up to 7 business days after it ships out. Economy shipping methods include UPS Ground, USPS First Class, and/or SurePost. You can also upgrade your shipping to Faster Shipping which speeds delivery to 1-5 days. Orders placed before 10:30 am PST Monday-Friday are shipped the same day. Free shipping is only available within the contiguous United States. Frozen foods, live foods, and items shipped directly from the manufacturer do not qualify for this special offer.

Free Upgraded Shipping For Orders $250+

Most orders over $250 qualify for FREE upgraded shipping! Your order will be delivered 1-5 days after it ships out. Thanks to Marine Depot's two strategically located warehouses in Nevada and Georgia, over 90% of shoppers receive their orders within 1-2 business using this level of service. Orders placed before 10:30 am PST Monday-Friday are shipped the same day. Free shipping is only available within the contiguous United States. Frozen foods, live foods, oversize/overweight and items shipped directly from the manufacturer do not qualify for this special offer.

$5.99 Flat Rate Shipping For Orders Under $39

Most orders under $39 ship for only $5.99 using a mix of economy shipping methods including UPS Ground, USPS First Class, and/or SurePost. Your order will be delivered in up to 7 business days after it ships out. Orders placed before 10:30 am PST Monday-Friday are shipped the same day. Our $5.99 flat rate shipping is only available within the contiguous United States. Frozen foods, live foods, and items shipped directly from the manufacturer do not qualify for $5.99 flat rate shipping.


Click here to read more detailed information about our shipping policies and procedures

Upgraded Shipping Map

Transit Days

  • 1 Day
  • 2 Day
  • 3 Day
  • 4 Day
One Day Shipping
Shipped on: Monday Tuesday Wednesday Thursday Friday
Arrives on: Tuesday Wednesday Thursday Friday Monday
Two Day Shipping
Shipped on: Monday Tuesday Wednesday Thursday Friday
Arrives on: Wednesday Thursday Friday Monday Tuesday
Three Day Shipping
Shipped on: Monday Tuesday Wednesday Thursday Friday
Arrives on: Thursday Friday Monday Tuesday Wednesday
Four Day Shipping
Shipped on: Monday Tuesday Wednesday Thursday Friday
Arrives on: Friday Monday Tuesday Wednesday Thursday

$19.99 Fresh Frozen Food Delivery

Frozen foods are delivered 1-3 business days from the day your order ships. Frozen foods are shipped every Monday and Tuesday. Shipping cut-off is Tuesday at 10 am PST (1 pm EST). Orders received after 10 am PST on Tuesday will be shipped the following week. Shipping and handling is a $19.99 flat-rate charge so you can order as much or as little as you like.

Click here to read more detailed information about our frozen food shipping procedure


International Shipping and Delivery

Orders not shipped within the contiguous United States—the 48 U.S. states on the North American continent south of Canada plus the District of Columbia—are considered international orders. International orders are not eligible for Marine Depot’s free shipping promotions and additional surcharges may apply. It is important to note that not all products we carry can be shipped internationally. Any brokerage fees, tariffs and/or taxes will be billed to you directly by the shipping courier. International customers must use the same billing and shipping address.

Click here to read more detailed information about international shipping costs and restrictions

  • Additives & Supplements

    • Algae & Pest Control
      • Algae Control
      • Pest Control
    • Coral Dips/Cleaners
    • Reef Supplements
      • Major Elements
      • Minor & Trace Elements
      • 2-Part Solutions
      • Amino Acids
    • Bacteria Supplements
    • Freshwater Plant Care
    • Medications
      • Bacterial & Fungal
      • Ich & External Parasites
      • Freshwater Salts
    • Water Conditioners
    • Clarifiers
  • Aeration

    • Air Pumps
    • Airline Tubing
    • Air Stones
    • Valves & Fittings
  • Apparel & Culture

    • T-Shirts
    • Hats
    • Artwork
  • Aquariums

    • Nano Tanks
    • 40-75
    • 75-120
    • 120-200
    • 200+
    • Aquarium Stands
    • Accessories
  • ATO & Dosing Pumps

    • ATO Systems
    • Dosing Pumps
    • Dosing Containers
    • Tube-Holders & Mounts
  • CO2 Injection

    • CO2 Regulators & Cylinders
    • CO2 Tubing
    • CO2 Diffusers
    • Valves & Fittings
  • Controllers & Timers

    • Controllers & Accessories
      • Controllers
      • Accessories & Calibration
      • Probes
    • Timers & Power Centers
    • GFCI & Grounding
  • Education

    • Books
    • Posters
  • Filter Media

    • Biological Media
    • Chemical Media
    • Carbon
    • GFO & Phosphate Removal
    • Pads & Sponges
    • Media Bags
    • Filter Socks & Cups
    • Media Baskets
    • Replacement Cartridges
  • Filters & Sumps

    • Canister Filters
    • Submersible Filters
    • Power Filters
    • Sumps
    • Refugiums
      • In-Tank
      • In-Sump
      • Hang-On-Back
  • Food

    • Baby Fish Food
    • Pellet Food
    • Flake Food
    • Frozen Fish Food
    • Coral Food
    • Food Soak & Vitamins
    • Garlic
    • Automatic Feeders
    • Feeding Tools
    • Specialty Foods
    • Live Foods
  • Fragging Supplies

    • Fragging Tools
    • Frag Plugs, Disks, & Mounts
    • Coral Glue, Epoxy & Adhesives
    • Frag Racks & Holders
    • Coral Viewers
  • Heaters & Chillers

    • Heaters
    • Chillers
    • Cooling Fans
  • Lighting

    • LED
      • Fixtures
      • Retrofit Kits
      • Refugium
      • Accessories
    • T5
      • Fixtures
      • Retrofit Kits
      • Bulbs
      • Ballasts
      • Accessories
    • Metal Halide
      • Fixtures
      • Bulbs
      • Ballasts
      • Accessories
    • Hybrid
      • Fixtures
      • Accessories
    • Power Compact
      • Bulbs
      • Accessories
  • Live Goods

    • Pods & Phyto
    • Live Plants
    • Cleaner Crews
    • Macroalgae
  • Maintenance

    • Algae Magnets
    • Algae Scrapers & Pads
    • Cleaning Supplies
      • Brushes & Pump Cleaners
      • Glass & Acrylic Cleaners
      • Protective Gloves
    • Fish Nets
    • Tongs, Tweezers & Scissors
    • Siphons & Gravel Cleaners
    • Containers & Traps
      • Traps
      • Isolation Containers
    • Acclimation Supplies
  • Plumbing Parts

    • Overflow Boxes
    • Bulkheads & Uniseals
    • PVC Fittings
      • Elbows
      • Unions
      • Tee & Wye Fittings
      • Adaptors, Bushings & Nipples
      • Caps & Plugs
    • Loc-Line
    • Inserts and Hosebarbs
    • Tubing & PVC
      • Flexible Tubing
      • Hose Clamps
    • Return Pipes & Nozzles
    • Strainers
    • Adhesive, Lubricants & Teflon Tape
    • Gaskets & O-Rings
    • Valves
      • Ball Valves
      • Gate Valves
      • Check Valve & Anti-siphon
  • Protein Skimmers

    • Internal Skimmers
    • External Skimmers
    • Nano Skimmers
    • Hang-on-Back Skimmers
    • CO2 Absorption
    • Skimmer Parts
    • Skimmer Accessories
  • Pumps

    • Submersible
      • Return Pumps
      • Protein Skimmer Pumps
    • External
    • Powerheads & Wavemakers
    • Impellers
      • Needlewheel
      • Standard
    • Accessories
  • Reactors

    • Calcium Reactors
    • Kalkwasser Reactors
    • Algae Reactors
    • Algae Scrubbers
    • Media Reactors
    • Replacement Parts
  • Reverse Osmosis

    • RO Systems
    • RO/DI Systems
    • Replacement Filters
      • Carbon
      • Sediment
      • Deionization-Filters
      • TFC Membranes
    • Upgrades and Add-Ons
      • Booster Pumps
      • Flush Valves
      • Float & ASO Valves
      • Add-ons
    • Purity Meters & Monitors
    • RO Plumbing Parts
      • Flow Restrictors
      • RO Fittings
      • RO Tubing
      • Valves
      • Feed Water & Drain Connections
    • Replacement Parts
      • Canisters
      • Brackets
      • Clips
  • Rock & Wood

    • Dry Rock
    • Wood
  • Salt Mix

  • Sand & Gravel

    • Sand
      • Live Sand
      • Dry Sand
    • Gravel
    • Refugium Mud
    • Planted Tank Substrates
  • UV Sterilizers & Ozone

    • Sterilizers
    • Ozonizers
    • Replacement UV Bulbs
    • Air Dryers
  • Water Testing

    • Test Kits
    • Electric Monitors
      • Monitors
      • Calibration
    • Hydrometers & Refractometers
      • Hydrometers
      • Refractometers
      • Calibration
    • Thermometers
Reef Tank Packages Bundle Deals New Items Clearance Coupons Gift Certificates Calculators
Aquarium LED Lighting Comparison Salt Mix Calculator VorTech Pump Flow Calculator JBJ Chiller Calculator Calcium Supplement Calculator Alkalinity Supplement Calculator Magnesium Supplement Calculator Carbon Media Calculator GFO Media Calculator Water Volume Calculator Sand Bed Calculator Electric Bill Calculator Unit Conversion Calculator
News & How-Tos
Blog Events Calculators Charts & Diagrams Glossary Club Directory Featured Tanks Finding Nemo

BUILD A 9.1 GALLON TANK

9.1 Gallon Long Cuboid

9.1
Gallon Long
Cuboid

9.1 Gallon Long Cuboid
STAX Aquascaping Rock

STAX
Aquascaping
Rock

STAX Aquascaping Rock
Nano Box Reef Duo Plus M

Nano Box
Reef Duo
Plus M

Nano Box Reef Duo Plus M
Comline Nanofilter 3161

Comline
Nanofilter
3161

Comline Nanofilter 3161

BUILD A 9.6 GALLON TANK

9.6 Gallon Rectangular

9.6 Gallon
Rectangular

9.6 Gallon Rectangular
Eco-Rock Dry Rock

Eco-Rock
Dry Rock

Eco-Rock Dry Rock
Ultra-Slim Blue/White 18

Ultra-Slim
Blue/White 18"

Ultra-Slim Blue/White 18
Dennerle Corner Filter

Dennerle
Corner Filter

Dennerle Corner Filter

BUILD A 12 GALLON TANK

12 Gallon Long

12
Gallon
Long

12 Gallon Long
Tonga Branch Rock

Tonga
Branch
Rock

Tonga Branch Rock
LOOP Light/Flow Bundle - 24-36

LOOP
Light/Flow
Bundle - 24-36"

LOOP Light/Flow Bundle - 24-36
Tidal Power Filter 55

Tidal
Power
Filter 55

Tidal Power Filter 55

BUILD A 22 GALLON TANK

22 Gallon Long

22
Gallon Long

22 Gallon Long
Life Rock Shapes

Life
Rock Shapes

Life Rock Shapes
Edge Reef Light - 36

Edge Reef
Light - 36"

Edge Reef Light - 36
Comline Reefpack 100

Comline
Reefpack 100

Comline Reefpack 100

BUILD A 32.1 GALLON TANK

32.1 Gallon Tall Cuboid

32.1 Gallon
Tall Cuboid

32.1 Gallon Tall Cuboid
Pukani Dry Live Rock

Pukani Dry
Live Rock

Pukani Dry Live Rock
A160WE Tuna Blue

A160WE
Tuna Blue

A160WE Tuna Blue
HOG1x Algae Scrubber

HOG1x
Algae Scrubber

HOG1x Algae Scrubber

BUILD A 48.2 GALLON TANK

48.2 Gallon Cuboid

48.2
Gallon Cuboid

48.2 Gallon Cuboid
Life Rock

Life
Rock

Life Rock
Hybrid T5 System

Hybrid
T5 System

Hybrid T5 System
AquaFuge2 Large Refugium

AquaFuge2
Large Refugium

AquaFuge2 Large Refugium

BUILD A 57 GALLON TANK

57 Gallon Cube

57
Gallon Cube

57 Gallon Cube
Fiji Dry Live Rock

Fiji Dry
Live Rock

Fiji Dry Live Rock
Radion XR30w G4

Radion
XR30w G4

Radion XR30w G4
HOB Algae Reactor Kit

HOB Algae
Reactor Kit

HOB Algae Reactor Kit

WHAT'S IN THE NEWS

Musings on ReefStock's Q&A Session With Vincent Chalias and Jake Adams: A Panel Discussion Featuring 9 Industry Professionals

Musings on ReefStock's Q&A Session With Vincent Chalias and Jake Adams: A Panel Discussion Featuring 9 Industry Professionals

We sent 6 questions the audience asked marine biologist Vincent Chalias and journalist Jake Adams at ReefStock 2018 to a group of aquarium industry professionals to get their opinions on a variety of topics.

Musings on ReefStock's Q&A Session With Vincent Chalias and Jake Adams: A Panel Discussion Featuring 9 Industry Professionals

 
Innovative Marine's WaveLink and MightyJet Have Us PUMPED: Compact, Controllable, and Purpose-Built For Upgrading Your AIO Tank

Innovative Marine's WaveLink and MightyJet Have Us PUMPED: Compact, Controllable, and Purpose-Built For Upgrading Your AIO Tank

Innovative Marine released four controllable pumps specifically designed to fit in your all-in-one nano reef aquarium. We've got photos, video, and speak to the company about their new WaveLink and MightyJet pump lines.

Innovative Marine's WaveLink and MightyJet Have Us PUMPED: Compact, Controllable, and Purpose-Built For Upgrading Your AIO Tank

FREE SHIPPING  FREE SHIPPING 5% BACK REWARDS  5% BACK REWARDS  LOW PRICE GUARANTEE
10% off Bubble Magus Protein Skimmers
10% off AquaC Protein Skimmers

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