Is bottom feeder fish food profitable to sell on Amazon United States?

The niche generates $349K/yr across 17 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -2.7%. Flapen's verdict: Skip it (43/100).

How competitive is the bottom feeder fish food niche?

7 brands and 41 sellers compete. The top 5 products take 63% of clicks and top 5 brands hold 96% of demand.

What do buyers complain about in bottom feeder fish food?

Top complaints mined from reviews: Size-Overall, Functionality-Overall, Advertised Vs Actual Product. The return rate is 0.1%.

When does demand for bottom feeder fish food peak?

Demand peaks in Jul–Aug–Sep–Oct–Nov; the busiest month runs 10.4× the quietest.

What does it cost to enter the bottom feeder fish food niche?

Listings span $3.57–$15.30; the average listing price is $8.79 (sweet spot $15–$100). The average incumbent carries 3,563 reviews — the moat a new listing must climb.

bottom feeder fish food

Skip it

Prices mostly outside the sweet spot ($3.57–$15.30) — this niche doesn't clear our bar today.

Returns

Incredible0.1%

return rate — above 6% kills the launch gate

Conversion

Incredible16.6%

search→purchase rate — share of searches ending in a sale

Market size

Good$349K

$349K/yr · 240K searches

Competition

Okay63%

top-5 click share — leaders hold, buyers still browse

Review moat

Okay3,562.65

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-2.7%

90-day search growth — must beat 0% to launch

Avg price

Bad$8.79

avg listing price — sweet spot $15–$100

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

Brand share

Bad96%

top-5 brand share — brand-locked demand

Price range

Bad$3.57–$15.30

cheapest to priciest tracked listing — scored on the share inside $15–$100

According to Flapen's Amazon United States niche tracking, bottom feeder fish food is a $349K/yr Amazon United States market (240K searches/yr). The top 5 brands hold 96% of demand. Demand peaks in Jul–Aug–Sep–Oct–Nov. Verdict: Skip it — 43/100.

Data updated Jul 17, 2026 · scored weekly · How we score niches

bottom feeder fish food market data

Units sold / yr: 30K–40K; avg 1,500–2,000/product
Revenue / yr: $264K–$352K; units × avg price
Launch success: —; 0 of 1 new (360d)
Conversion rate: 16.6%
Avg BSR: #62
Page quality: 0%
Prime: 100%
Sponsored: 71%
Out of stock: 0.0%
Avg brand age: 83 months
Avg seller age: 160 days

Competition & brand share

The top 5 products take 63% of clicks — established leaders, but buyers still shop beyond them.

Brands

7 flat

Sellers

Top-5 brand share

96%

Top 20: 100%

Top-5 click share

63%

Top 20: 100%

Open market

Fluval73%
API9%
Ultra Fresh8%
Hikari4%
Aqueon3%
Generic2%
Open — no brand owns it (1 brand, 2%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -2.7% search growth over the last 90 days.

Peak months: Jul, Aug, Sep, Oct, Nov · busiest ÷ quietest = 10.4×

Open Trend

Top bottom feeder fish food search terms

fluval bug bites53K/yr +3.2%15.1% conv.
bug bites fish food58K/yr -5.0%12.7% conv.
bug bites29K/yr +3.8%7.9% conv.
bottom feeder fish food29K/yr -0.7%13.2% conv.
corydoras fish food19K/yr -8.0%13.7% conv.
cory catfish food12K/yr -8.5%14.1% conv.
bug buffet fish food10K/yr -12.6%1.9% conv.
bottom feeder pellets6K/yr -0.9%15.6% conv.
loach food3K/yr +20.8%13.8% conv.
fluval fish food4K/yr -22.1%12.1% conv.

All search terms

Top bottom feeder fish food products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 17 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Fluval Bug Bites Tropical Fish Food Small Granules for Small to Medium Sized Fish 1.6 oz. A6577

Fluval$5.674.7★8,063 rev

Fluval Bug Bites Bottom Feeder Fish Food Granules for Small to Medium Sized Fish 1.60 Oz. A6586

Fluval$5.134.8★4,005 rev

Fluval Bug Bites Betta Fish Food Granules for Small to Medium Sized Fish 1.05 Oz.

Fluval$6.474.6★2,886 rev

Ultra Fresh Bottom Feeder Fish Food Sword Prawns Natural Protein Balanced Diet for Catfish Corydoras Loaches Tropical Shrimp Pie 2.05 Ounces

Ultra Fresh$9.054.7★1,492 rev

Fluval Bug Bites Color Enhancing Fish Food for Tropical Fish Flakes for Small to Medium Sized Fish 3.17 oz. A7348 Brown

Fluval$11.214.7★2,000 rev

Newest

by launch date

BugGraze Bottom Dweller Feast 3-in-1 Sinking Pellets Wafers & Granules for Corydoras Plecos & Loaches Complete Aquarium Fish Diet Clean Feeding High Protein & Algae Blend 3 oz

Generic$11.2516 rev

5mo ago

Ultra Fresh Bottom Feeder Fish Food Sword Prawns Natural Protein Balanced Diet for Catfish Corydoras Loaches Tropical Shrimp Pie 2.05 Ounces

Ultra Fresh$9.051,492 rev

3y ago

Fluval Bug Bites Cichlid Fish Food Granules for Small to Medium Sized Fish 15.8 oz.

Fluval$15.303,594 rev

5y ago

Fluval Bug Bites Color Enhancing Fish Food for Tropical Fish Flakes for Small to Medium Sized Fish 3.17 oz. A7348 Brown

Fluval$11.212,000 rev

5y ago

Fluval Bug Bites Tropical Fish Food Flakes for Small to Medium Sized Fish 3.17 oz. A7332 Brown

Fluval$11.441,857 rev

6y ago

What buyers say about bottom feeder fish food

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall19%

“Excellent Product”

Value For Money16%

“Definitely worth the price”

Pet Friendly16%

“My Cory catfish loves this”

Taste-Overall13%

“Delicious”

Size-Overall8%

“Theyre a good size”

Color6%

“showing brighter colors”

Advertised Vs Actual Product4%

“does it's job”

Ease Of Use2%

“Easy to use”

Smell2%

“The food looks fresh, smells clean, and doesnt cloud the water”

Ease Of Cleaning2%

“The granules are clean”

What buyers complain about

Size-Overall23%

“it has been difficult obtaining the correct size”

Functionality-Overall8%

“Dont work”

Advertised Vs Actual Product7%

“The discrepancy between the online description”

Hard Feel7%

“Rather hard”

Color5%

“definitely changing color”

Quality-Overall5%

“Very disappointed in the performance of these sticks”

Natural Resource Wastage4%

“cause a lot of waste”

Contamination4%

“Fish spoiled rotten”

Water Resistance4%

“ground too fine - such that it clouds the water”

Texture/Consistency-Overall3%

“half the bag is shaky not solid granules”

Top return reasons

Size-Overall59%

Escape Proof7%

Functionality-Overall7%

Product Condition3%

Quality-Overall3%

Smell3%

Ease Of Chewing/Swallowing3%

Advertised Vs Actual Product3%

Inflation/Deflation3%

Ease Of Cleaning3%

Common questions

Is bottom feeder fish food profitable to sell on Amazon United States?: The niche generates $349K/yr across 17 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -2.7%. Flapen's verdict: Skip it (43/100).
How competitive is the bottom feeder fish food niche?: 7 brands and 41 sellers compete. The top 5 products take 63% of clicks and top 5 brands hold 96% of demand.
What do buyers complain about in bottom feeder fish food?: Top complaints mined from reviews: Size-Overall, Functionality-Overall, Advertised Vs Actual Product. The return rate is 0.1%.
When does demand for bottom feeder fish food peak?: Demand peaks in Jul–Aug–Sep–Oct–Nov; the busiest month runs 10.4× the quietest.
What does it cost to enter the bottom feeder fish food niche?: Listings span $3.57–$15.30; the average listing price is $8.79 (sweet spot $15–$100). The average incumbent carries 3,563 reviews — the moat a new listing must climb.