10 Best Aquarium Filter Media 2025: According to Reviews | Chewy

The 10 Best Aquarium Filter Media

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How we created this aquarium filter medium list

We leveraged input from our veterinarians and artificial intelligence to identify key considerations to help you find the best aquarium filter medium.
We scanned thousands of customer reviews and ratings and scored each product based on its performance against each of the key considerations. We then considered how popular a product is with Chewy customers and combined that with its key consideration scores to create the list of the best aquarium filter media.

Key aquarium filter medium considerations

Compatibility

Durability

Ease of Maintenance

Filtration Efficiency

1
Marineland Black Diamond Activated Carbon Filter Media, 22-oz jar
Marineland Black Diamond Activated Carbon Filter Media, 22-oz jar
Marineland Black Diamond Activated Carbon Filter Media, 22-oz jar
Marineland Black Diamond Activated Carbon Filter Media, 22-oz jar
Marineland Black Diamond Activated Carbon Filter Media, 22-oz jar
Marineland Black Diamond Activated Carbon Filter Media, 22-oz jar

Marineland Black Diamond Activated Carbon Filter Media, 22-oz jar

Rated 4.8 out of 5 stars
167
$9.88Chewy Price
($0.45/oz)
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Compatibility

4.9/5
Excellent

Durability

4.6/5
Excellent

Ease of Maintenance

4.7/5
Excellent

Filtration Efficiency

4.8/5
Excellent

Is this aquarium filter medium right for my pet?

Aquarium Type

Freshwater, Saltwater

Fish Type

Tropical Freshwater, Marine Fish
2
AquaClear Activated Carbon Filter Insert, Size 30
AquaClear Activated Carbon Filter Insert, Size 30

AquaClear Activated Carbon Filter Insert, Size 30

Rated 4.8 out of 5 stars
115
$7.49Chewy Price
($7.49/ea)
Promo, Spend $100, Get $30 eGift Card with code HAVEFUN

Our ratings

Compatibility

4.5/5
Great

Durability

4.7/5
Excellent

Ease of Maintenance

4.6/5
Excellent

Filtration Efficiency

4.6/5
Excellent

Is this aquarium filter medium right for my pet?

Material

Mesh, Synthetic Fabric

Aquarium Type

Freshwater, Saltwater

Fish Type

Tropical Freshwater, Betta, Cichlid, Goldfish...
3
Aqueon QuietFlow 10 Ammonia Reducing Specialty Filter Pad, 4 count
Aqueon QuietFlow 10 Ammonia Reducing Specialty Filter Pad, 4 count
Aqueon QuietFlow 10 Ammonia Reducing Specialty Filter Pad, 4 count
Aqueon QuietFlow 10 Ammonia Reducing Specialty Filter Pad, 4 count
Aqueon QuietFlow 10 Ammonia Reducing Specialty Filter Pad, 4 count
Aqueon QuietFlow 10 Ammonia Reducing Specialty Filter Pad, 4 count
Aqueon QuietFlow 10 Ammonia Reducing Specialty Filter Pad, 4 count
Aqueon QuietFlow 10 Ammonia Reducing Specialty Filter Pad, 4 count
Aqueon QuietFlow 10 Ammonia Reducing Specialty Filter Pad, 4 count

Aqueon QuietFlow 10 Ammonia Reducing Specialty Filter Pad, 4 count

Rated 4.8 out of 5 stars
101
$6.79Chewy Price
($1.70/ea)
Promo, Spend $100, Get $30 eGift Card with code HAVEFUN

Our ratings

Compatibility

4.5/5
Great

Durability

4.5/5
Great

Ease of Maintenance

4.5/5
Great

Filtration Efficiency

4.4/5
Great

Is this aquarium filter medium right for my pet?

Material

Mesh, Synthetic Fabric

Aquarium Type

Freshwater

Fish Type

Goldfish
4
Fluval Zeo-Carb Filter Media, 3 count
Fluval Zeo-Carb Filter Media, 3 count
Fluval Zeo-Carb Filter Media, 3 count
Fluval Zeo-Carb Filter Media, 3 count
Fluval Zeo-Carb Filter Media, 3 count
Fluval Zeo-Carb Filter Media, 3 count
Fluval Zeo-Carb Filter Media, 3 count
Fluval Zeo-Carb Filter Media, 3 count
Fluval Zeo-Carb Filter Media, 3 count

Fluval Zeo-Carb Filter Media, 3 count

Rated 4.8 out of 5 stars
37
$7.24Chewy Price
($2.42/ea)
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Compatibility

4.8/5
Excellent

Durability

4.8/5
Excellent

Ease of Maintenance

4.8/5
Excellent

Filtration Efficiency

4.8/5
Excellent

Is this aquarium filter medium right for my pet?

Material

Nylon, Synthetic Fabric

Aquarium Type

Freshwater

Fish Type

Tropical Freshwater
5
AquaClear Foam Filter Insert, Size 50, 3 count
AquaClear Foam Filter Insert, Size 50, 3 count

AquaClear Foam Filter Insert, Size 50, 3 count

Rated 4.8 out of 5 stars
65
$6.99Chewy Price
($2.33/ea)
Promo, Spend $100, Get $30 eGift Card with code HAVEFUN

Our ratings

Compatibility

4.7/5
Excellent

Durability

4.5/5
Great

Ease of Maintenance

4.7/5
Excellent

Filtration Efficiency

4.8/5
Excellent

Is this aquarium filter medium right for my pet?

Material

Foam

Aquarium Type

Saltwater, Freshwater

Fish Type

Marine Fish, Tropical Freshwater
6
Tetra Pond Clear Choice Bio-Filter Replacement Pads
Tetra Pond Clear Choice Bio-Filter Replacement Pads
Tetra Pond Clear Choice Bio-Filter Replacement Pads
Tetra Pond Clear Choice Bio-Filter Replacement Pads
Tetra Pond Clear Choice Bio-Filter Replacement Pads

Tetra Pond Clear Choice Bio-Filter Replacement Pads

Rated 4.7 out of 5 stars
38
$18.99Chewy Price
($18.99/ea)
Promo, Spend $100, Get $30 eGift Card with code HAVEFUN

Our ratings

Compatibility

4.5/5
Great

Durability

4.5/5
Great

Ease of Maintenance

4.4/5
Great

Filtration Efficiency

4.6/5
Excellent

Is this aquarium filter medium right for my pet?

Material

Foam

Aquarium Type

Pond

Fish Type

Koi & Pond Fish
7
Boyd Chemi-pure Elite All-In-One Chemical Filtration Media, 11.74-oz jar, Bulk 6-pack

Boyd Chemi-pure Elite All-In-One Chemical Filtration Media, 11.74-oz jar, Bulk 6-pack

Rated 4.6 out of 5 stars
52
$57.99Chewy Price
($0.83/oz)
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Compatibility

4.6/5
Excellent

Durability

4.8/5
Excellent

Ease of Maintenance

4.7/5
Excellent

Filtration Efficiency

4.6/5
Excellent

Is this aquarium filter medium right for my pet?

Aquarium Type

Freshwater, Saltwater

Fish Type

Tropical Freshwater
8
SunGrow Betta Aquarium & Koi Pond Polishing Filter Floss, Media Pad for Fish Tank Cartridge
SunGrow Betta Aquarium & Koi Pond Polishing Filter Floss, Media Pad for Fish Tank Cartridge
SunGrow Betta Aquarium & Koi Pond Polishing Filter Floss, Media Pad for Fish Tank Cartridge
SunGrow Betta Aquarium & Koi Pond Polishing Filter Floss, Media Pad for Fish Tank Cartridge
SunGrow Betta Aquarium & Koi Pond Polishing Filter Floss, Media Pad for Fish Tank Cartridge
SunGrow Betta Aquarium & Koi Pond Polishing Filter Floss, Media Pad for Fish Tank Cartridge

SunGrow Betta Aquarium & Koi Pond Polishing Filter Floss, Media Pad for Fish Tank Cartridge

Rated 4.7 out of 5 stars
18
$14.99Chewy Price
($14.99/ea)
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Compatibility

4.2/5
Great

Durability

4.4/5
Great

Ease of Maintenance

4.7/5
Excellent

Filtration Efficiency

4.7/5
Excellent

Is this aquarium filter medium right for my pet?

Material

Cotton

Aquarium Type

Freshwater, Saltwater

Fish Type

Tropical Freshwater, Betta, Cichlid, Marine Invertebrate...
9
Marineland Diamond Blend Carbon Ammonia Neutralizing Carbon Filter Media, 50-oz jar
Marineland Diamond Blend Carbon Ammonia Neutralizing Carbon Filter Media, 50-oz jar
Marineland Diamond Blend Carbon Ammonia Neutralizing Carbon Filter Media, 50-oz jar
Marineland Diamond Blend Carbon Ammonia Neutralizing Carbon Filter Media, 50-oz jar

Marineland Diamond Blend Carbon Ammonia Neutralizing Carbon Filter Media, 50-oz jar

Rated 4.8 out of 5 stars
101
$11.79Chewy Price
($0.24/oz)
Promo, Spend $100, Get $30 eGift Card with code HAVEFUN

Our ratings

Compatibility

4.6/5
Excellent

Durability

4.5/5
Great

Ease of Maintenance

4.6/5
Excellent

Filtration Efficiency

4.7/5
Excellent

Is this aquarium filter medium right for my pet?

Aquarium Type

Freshwater

Fish Type

Tropical Freshwater
10
AquaClear Foam Filter Insert, Size 70, 3 count
AquaClear Foam Filter Insert, Size 70, 3 count

AquaClear Foam Filter Insert, Size 70, 3 count

Rated 4.8 out of 5 stars
71
$9.99Chewy Price
($3.33/ea)
Promo, Spend $100, Get $30 eGift Card with code HAVEFUN

Our ratings

Compatibility

4.7/5
Excellent

Durability

4.7/5
Excellent

Ease of Maintenance

4.7/5
Excellent

Filtration Efficiency

4.7/5
Excellent

Is this aquarium filter medium right for my pet?

Material

Foam

Aquarium Type

Saltwater, Freshwater

Fish Type

Tropical Freshwater, Marine Fish