Aquarium Filter Sponge
FailDemand is soft, at -6.1% this quarter, so Aquarium Filter Sponge is a Fail.
- Flapen Score
- 41 / 100Ranks 3,275 of 3,978 Pet Supplies niches · −10 vs the category median of 5141
- Market size
- $116K/yr195K searches / yr
- 90-day growth
- -6.1%search demand this quarter
- Competition
- 64%top-5 click share · 9 brands · 19 sellers
Flapen Score
Aquarium Filter Sponge against its category
The dotted line is the Pet Supplies average. Past it, Aquarium Filter Sponge is stronger. Inside it, weaker.
Market
The Aquarium Filter Sponge market on Amazon at a glance
Shoppers on Amazon United States searched for Aquarium Filter Sponge 195K times last year and spent an estimated $116K. The top 5 brands take 90% of clicks. Demand peaks in May. Flapen scores it 41 out of 100, a Fail.
01 · Demand
An estimated 6.9% of those searches ended in a purchase.
Shoppers searched for this 195K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 6.9% of those searches ended in a purchase. Searches in the last 90 days moved -6.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated $116K a year.
- Searches, last 12 months
- 195K
- Growth, 90 days vs prior 90
- -6.1%
- Conversion, latest week
- 6.9%
- Market size, estimated
- $116Ka year
- Peak month
- May1.8× the quietest month
- Top search term
- aquarium filter sponge63K searches a year
02 · Price
A sale here is worth $8.55.
Listings sell for $8.55 on average, from $4.24 to $21.80. Amazon reports units sold in ranges. This niche sold 13K to 15K a year. The average listing sells 500 to 750 of them. At $8.55 that is $4K to $6K a year per listing.
- Average price
- $8.55under the $15 to $100 sweet spot
- Price range
- $4.24–$21.80
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 13K–15K
- Units per listing a year
- 500–750
- Revenue per listing a year
- $4K–$6K
- Returns
- 1.2%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is ads and reviews.
100% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #122 within Fish & Aquatic Pets. It carries 1,536 reviews at 4.51 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 100%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #122in Fish & Aquatic Pets
- Average rating
- 4.51 starsAmazon United States average 4.42 stars
- Average reviews
- 1,536per listing
- Listings tracked
- 20
04 · Newcomers
0 of last year's 1 launches cleared the first-year sales bar.
1 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 40 months on average, so the names here are settling in.
- Launched, last 12 months
- 1
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 40 months
Products
Top Aquarium Filter Sponge products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 17, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
AQUANEAT 6-Pack Pre-Filter Sponge for Aquarium Shrimp Fry Fish Tank Filter 0.8 Intake Replacement Foam Cover
- Price
- $6.05
- Rating
- 4.5/5
- Reviews
- 2,192
- Age
- 4y ago

ALEGI Aquarium Sponge Filter Pad Bio Filter Media Foam Sponges Cut-to-Size Foam for Fish Tank (20x20x1 (20PPI))
- Price
- $9.03
- Rating
- 4.7/5
- Reviews
- 1,939
- Age
- 3y ago

AQUANEAT 2 Pack Aquarium Bio Sponge Filter Media Pad Cut-to-Size Open Cell Foam Sheet for Fish Tank Sump (9 x 9 x 0.5) Black
- Price
- $6.07
- Rating
- 4.6/5
- Reviews
- 370
- Age
- 4y ago

Fluval Edge Pre-Filter Sponge Replacement Aquarium Filter Media A1387
- Price
- $4.24
- Rating
- 4.6/5
- Reviews
- 4,925
- Age
- 22y ago

AQUANEAT 6-Pack Replacement Filter Sponge Pads Aquarium Foam Insert Compatible with AquaClear 50 Fish Tank Filter Media
- Price
- $6.37
- Rating
- 4.4/5
- Reviews
- 271
- Age
- 1y ago
Trending
estimated 90-day click momentum
AQUANEAT Aquarium Filter Sponge 8-Layer Filter Media Pad Cut-to-Size Foam Floss for Fish Tank Sump Pond (16 x 12 x 0.6)
- Price
- $5.73
- Rating
- 4.4/5
- Reviews
- 79
- Age
- 11mo ago

AQUANEAT 6-Pack Pre-Filter Sponge for Aquarium Shrimp Fry Fish Tank Filter 1 Intake Replacement Foam Cover
- Price
- $14.84
- Rating
- 4.5/5
- Reviews
- 2,192
- Age
- 4y ago

AQUANEAT 2 Pack Aquarium Bio Sponge Filter Media Pad Cut-to-Size Open Cell Foam Sheet for Fish Tank Sump (9 x 9 x 0.5) Black
- Price
- $6.07
- Rating
- 4.6/5
- Reviews
- 370
- Age
- 4y ago

AQUANEAT 12-Pack Pre-Filter Sponge for Aquarium Shrimp Fry Fish Tank Filter Intake 0.6 Inch Replacement Foam Cover
- Price
- $7.86
- Rating
- 4.5/5
- Reviews
- 173
- Age
- 1y ago

ALEGI Aquarium Sponge Filter Pad Bio Filter Media Foam Sponges Cut-to-Size Foam for Fish Tank (20x20x1 (20PPI))
- Price
- $9.03
- Rating
- 4.7/5
- Reviews
- 1,939
- Age
- 3y ago
Newest
by launch date
AQUANEAT Aquarium Filter Sponge 8-Layer Filter Media Pad Cut-to-Size Foam Floss for Fish Tank Sump Pond (16 x 12 x 0.6)
- Price
- $5.73
- Rating
- 4.4/5
- Reviews
- 79
- Age
- 11mo ago

hygger Aquarium Sponge Filter Pad Filter Media Foam Sponges Cut-to-Size Open Cell Foam Sheet for Fish Tanks and Ponds S (4 Pack 5.9 * 3.9 * 1 inch)
- Price
- $9.31
- Rating
- 4.6/5
- Reviews
- 72
- Age
- 1y ago

Borlech Aquarium Bio Filter Sponge Pad - Cut-to-Size Aquarium Filter Media for Fish Tank Pond Sump - Mechanical & Biological Filtration (18.5x18.5x0.8 20PPI 1 Pack)
- Price
- $8.52
- Rating
- 4.6/5
- Reviews
- 773
- Age
- 1y ago

AQUANEAT 6-Pack Replacement Filter Sponge Pads Aquarium Foam Insert Compatible with AquaClear 50 Fish Tank Filter Media
- Price
- $6.37
- Rating
- 4.4/5
- Reviews
- 271
- Age
- 1y ago

Borlech 8-Layer Fast-Acting Aquarium Filter Pad - Cut-to-Size Aquarium Floss Media for Fish Tank Pond Sump - Fast Water Polishing in Hours (15.75x11.81x0.6 1 Pack)
- Price
- $7.16
- Rating
- 4.5/5
- Reviews
- 1,048
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 64% of clicks. Leaders hold, but buyers still shop past them.
Brands
9 falling
Sellers
19
Est. top-5 brand share
90%
Top 20: 100%
Est. top-5 click share
64%
Top 20: 100%
Open market
7%
- AQUANEAT59%
- ALEGI17%
- Pawfly5%
- Fluval5%
- HUYAYA4%
- Borlech3%
- Open — no brand owns it (3 brands, 7%)
Demand
Aquarium Filter Sponge search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: May · busiest ÷ quietest = 1.8×
Search terms
Top Aquarium Filter Sponge search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- aquarium filter sponge63K/yr
- filter sponge26K/yr
- pre filter sponge18K/yr
- fish tank filter sponge14K/yr
- prefilter sponge10K/yr
- filter sponges fish tank14K/yr
- fish filter sponge9K/yr
- pre filter sponge aquarium7K/yr
- aquarium prefilter sponge5K/yr
- prefilter sponge for aquarium8K/yr
Reviews and returns
What reviews say buyers love and hate about Aquarium Filter Sponge
We read the reviews and the return reasons for every product selling here.
“Material is too thin”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
16 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Aquarium Filter Sponge questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









