Best Filter Media for Goldfish 2026: According to Reviews | Chewy

Best Filter Media For Goldfish

Goldfish are active swimmers that can quickly put a strain on your filter. The best filter medias for goldfish help support cleaner, clearer water by making it easier to filter out waste and keep the water balanced and healthy. Choosing the right filter media in your goldfish environment will encourage a long, healthy life for your fish. Below, you'll find today's best-selling and top-rated filter medias for goldfish that Chewy pet parents, like you, love. We update this list every week, so you can be sure you're getting the timeliest product recommendations available.

Our Top Picks

How we created this filter medium list

We leveraged input from our veterinarians and artificial intelligence to identify key considerations to help you find the best filter media for goldfish.
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 filter media for goldfishes.

Key filter medium considerations

Compatibility

Durability

Ease of Maintenance

Filtration Efficiency

1
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
135
$8.95 Chewy Price
($2.24/ea)
Promo, New Customers Only: Spend $49+, get $20 eGift Card

Our ratings

Compatibility

4.7/5
Excellent

Durability

4.7/5
Excellent

Ease of Maintenance

4.6/5
Excellent

Filtration Efficiency

4.7/5
Excellent

Is this filter medium right for my pet?

Material

Mesh, Synthetic Fabric

Aquarium Type

Freshwater

Fish Type

Goldfish
2
Boyd Chemi-Pure Green Ultimate Filter Media, 5-oz jar, Bulk 6-pack

Boyd Chemi-Pure Green Ultimate Filter Media, 5-oz jar, Bulk 6-pack

Rated 4.7 out of 5 stars
25
$53.54 Chewy Price
($1.79/oz)
Promo, New Customers Only: Spend $49+, get $20 eGift Card

Our ratings

Compatibility

4.5/5
Great

Durability

4.8/5
Excellent

Ease of Maintenance

4.6/5
Excellent

Filtration Efficiency

4.8/5
Excellent

Is this filter medium right for my pet?

Material

Plastic

Aquarium Type

Freshwater

Fish Type

Tropical Freshwater, Betta, Cichlid, Goldfish...
3
Aqueon QuietFlow 20/75 Ammonia Reducing Specialty Filter Pad
Aqueon QuietFlow 20/75 Ammonia Reducing Specialty Filter Pad
Aqueon QuietFlow 20/75 Ammonia Reducing Specialty Filter Pad
Aqueon QuietFlow 20/75 Ammonia Reducing Specialty Filter Pad
Aqueon QuietFlow 20/75 Ammonia Reducing Specialty Filter Pad
Aqueon QuietFlow 20/75 Ammonia Reducing Specialty Filter Pad
Aqueon QuietFlow 20/75 Ammonia Reducing Specialty Filter Pad
Aqueon QuietFlow 20/75 Ammonia Reducing Specialty Filter Pad
Aqueon QuietFlow 20/75 Ammonia Reducing Specialty Filter Pad

Aqueon QuietFlow 20/75 Ammonia Reducing Specialty Filter Pad

Rated 4.8 out of 5 stars
114
$9.95 Chewy Price
($9.95/ea)
Promo, New Customers Only: Spend $49+, get $20 eGift Card

Our ratings

Compatibility

4.5/5
Great

Durability

4.5/5
Great

Ease of Maintenance

4.6/5
Excellent

Filtration Efficiency

4.6/5
Excellent

Is this filter medium right for my pet?

Material

Mesh, Synthetic Fabric

Aquarium Type

Freshwater

Fish Type

Goldfish
4
EcoBio-Block EcoBio-Stone with Beneficial Aquarium Bacteria, 2 count
EcoBio-Block EcoBio-Stone with Beneficial Aquarium Bacteria, 2 count
EcoBio-Block EcoBio-Stone with Beneficial Aquarium Bacteria, 2 count
EcoBio-Block EcoBio-Stone with Beneficial Aquarium Bacteria, 2 count

EcoBio-Block EcoBio-Stone with Beneficial Aquarium Bacteria, 2 count

Rated 4.1 out of 5 stars
76
$15.46 Chewy Price
Promo, New Customers Only: Spend $49+, get $20 eGift Card

Our ratings

Compatibility

3.4/5

Durability

4.1/5
Great

Ease of Maintenance

4.3/5
Great

Filtration Efficiency

4.3/5
Great

Is this filter medium right for my pet?

Aquarium Type

Freshwater, Saltwater

Fish Type

Tropical Freshwater, Marine Fish, Betta, Bottom Feeder...
5
Marineland Rite-Size S, Fit C-Series, Magniflow 160, 180, 220 & 250 Mechanical Aquarium Filtration Polishing Filter Pads Media, 2 count
Marineland Rite-Size S, Fit C-Series, Magniflow 160, 180, 220 & 250 Mechanical Aquarium Filtration Polishing Filter Pads Media, 2 count
Marineland Rite-Size S, Fit C-Series, Magniflow 160, 180, 220 & 250 Mechanical Aquarium Filtration Polishing Filter Pads Media, 2 count

Marineland Rite-Size S, Fit C-Series, Magniflow 160, 180, 220 & 250 Mechanical Aquarium Filtration Polishing Filter Pads Media, 2 count

Rated 4.7 out of 5 stars
32
$3.99 Chewy Price
($2.00/ea)
Promo, New Customers Only: Spend $49+, get $20 eGift Card

Our ratings

Compatibility

4.4/5
Great

Durability

4.4/5
Great

Ease of Maintenance

4.7/5
Excellent

Filtration Efficiency

4.6/5
Excellent

Is this filter medium right for my pet?

Material

Foam

Aquarium Type

Freshwater, Saltwater

Fish Type

Tropical Freshwater, Betta, Cichlid, Goldfish...
6
API Nitra-Zorb Aquarium Canister Filter Filtration Pouch, Size 6
API Nitra-Zorb Aquarium Canister Filter Filtration Pouch, Size 6
API Nitra-Zorb Aquarium Canister Filter Filtration Pouch, Size 6
API Nitra-Zorb Aquarium Canister Filter Filtration Pouch, Size 6
API Nitra-Zorb Aquarium Canister Filter Filtration Pouch, Size 6
API Nitra-Zorb Aquarium Canister Filter Filtration Pouch, Size 6
API Nitra-Zorb Aquarium Canister Filter Filtration Pouch, Size 6

API Nitra-Zorb Aquarium Canister Filter Filtration Pouch, Size 6

Rated 4.3 out of 5 stars
54
$17.03 Chewy Price
($17.03/ea)
Promo, New Customers Only: Spend $49+, get $20 eGift Card

Our ratings

Compatibility

4.1/5
Great

Durability

4.3/5
Great

Ease of Maintenance

4.7/5
Excellent

Filtration Efficiency

4.1/5
Great

Is this filter medium right for my pet?

Aquarium Type

Freshwater

Fish Type

Tropical Freshwater, Betta, Cichlid, Goldfish...
7
Penn-Plax Cascade Aquarium Bio-Floss Pads 700 & 1000 Filter, 6 count, Medium
Penn-Plax Cascade Aquarium Bio-Floss Pads 700 & 1000 Filter, 6 count, Medium
Penn-Plax Cascade Aquarium Bio-Floss Pads 700 & 1000 Filter, 6 count, Medium
Penn-Plax Cascade Aquarium Bio-Floss Pads 700 & 1000 Filter, 6 count, Medium
Penn-Plax Cascade Aquarium Bio-Floss Pads 700 & 1000 Filter, 6 count, Medium
Penn-Plax Cascade Aquarium Bio-Floss Pads 700 & 1000 Filter, 6 count, Medium

Penn-Plax Cascade Aquarium Bio-Floss Pads 700 & 1000 Filter, 6 count, Medium

Rated 4.6 out of 5 stars
48
$17.99 Chewy Price
($3.00/ea)
Promo, New Customers Only: Spend $49+, get $20 eGift Card

Our ratings

Compatibility

4.7/5
Excellent

Durability

4.7/5
Excellent

Ease of Maintenance

4.7/5
Excellent

Filtration Efficiency

4.6/5
Excellent

Is this filter medium right for my pet?

Material

Plastic

Aquarium Type

Saltwater, Freshwater

Fish Type

Cichlid, Goldfish, Marine Fish, Tropical Freshwater
8
Marineland 2-In-1 Penguin Pro 375 & Emperor Pro 450 Aquarium Bio-Foam &PreFilter
Marineland 2-In-1 Penguin Pro 375 & Emperor Pro 450 Aquarium Bio-Foam &PreFilter
Marineland 2-In-1 Penguin Pro 375 & Emperor Pro 450 Aquarium Bio-Foam &PreFilter
Marineland 2-In-1 Penguin Pro 375 & Emperor Pro 450 Aquarium Bio-Foam &PreFilter
Marineland 2-In-1 Penguin Pro 375 & Emperor Pro 450 Aquarium Bio-Foam &PreFilter
Marineland 2-In-1 Penguin Pro 375 & Emperor Pro 450 Aquarium Bio-Foam &PreFilter
Marineland 2-In-1 Penguin Pro 375 & Emperor Pro 450 Aquarium Bio-Foam &PreFilter

Marineland 2-In-1 Penguin Pro 375 & Emperor Pro 450 Aquarium Bio-Foam &PreFilter

Rated 4.9 out of 5 stars
13
$5.49 Chewy Price
($5.49/ea)
Promo, New Customers Only: Spend $49+, get $20 eGift Card

Our ratings

Compatibility

4.7/5
Excellent

Durability

4.7/5
Excellent

Ease of Maintenance

4.3/5
Great

Filtration Efficiency

4.7/5
Excellent

Is this filter medium right for my pet?

Material

Plastic

Aquarium Type

Freshwater

Fish Type

Tropical Freshwater, Goldfish
9
Eheim Pro 4+ Canister Filter Pads, 5 count

Eheim Pro 4+ Canister Filter Pads, 5 count

Rated 4.5 out of 5 stars
15
$16.45 Chewy Price
($3.29/ea)
Promo, New Customers Only: Spend $49+, get $20 eGift Card

Our ratings

Compatibility

4.5/5
Great

Durability

4.3/5
Great

Ease of Maintenance

4.7/5
Excellent

Filtration Efficiency

4.7/5
Excellent

Is this filter medium right for my pet?

Aquarium Type

Freshwater

Fish Type

Bottom Feeder, Cichlid, Goldfish, Discus
10
Penn-Plax Cascade Aquarium Filt-A-Pack, Medium
Penn-Plax Cascade Aquarium Filt-A-Pack, Medium
Penn-Plax Cascade Aquarium Filt-A-Pack, Medium
Penn-Plax Cascade Aquarium Filt-A-Pack, Medium
Penn-Plax Cascade Aquarium Filt-A-Pack, Medium

Penn-Plax Cascade Aquarium Filt-A-Pack, Medium

Rated 4.7 out of 5 stars
25
$15.94 Chewy Price
($15.94/ea)
Promo, New Customers Only: Spend $49+, get $20 eGift Card

Our ratings

Compatibility

4.7/5
Excellent

Durability

4.7/5
Excellent

Ease of Maintenance

4.7/5
Excellent

Filtration Efficiency

4.6/5
Excellent

Is this filter medium right for my pet?

Material

Plastic

Aquarium Type

Saltwater, Freshwater

Fish Type

Cichlid, Goldfish, Marine Fish, Tropical Freshwater