koi fish food
Launch itA $3.2M/yr market growing +119.6% this quarter with returns at 0.0% — clears our launch bar.
Returns
Incredible0.0%return rate — above 6% kills the launch gate
Conversion
Incredible17.1%search→purchase rate — share of searches ending in a sale
Market size
Incredible$3.2M$3.2M/yr · 570K searches
Growth
Incredible+119.6%90-day search growth — must beat 0% to launch
Avg price
Incredible$33.11avg listing price — sweet spot $15–$100
Price range
Great$5.83–$95.88cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Good54%top-5 click share — leaders hold, buyers still browse
Review moat
Bad5,910.88avg incumbent reviews — the moat a new listing must climb
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Brand share
Bad95%top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, koi fish food is a $3.2M/yr Amazon United States market (570K searches/yr). The top 5 brands hold 95% of demand. Demand peaks in May–Jun–Jul–Aug–Sep. Verdict: Launch it — 70/100.
Data updated Jul 17, 2026 · scored weekly · How we score niches
Market data
- Units sold / yr
- 80K–100K
- avg 2,500–3,000/product
- Revenue / yr
- $2.6M–$3.3M
- units × avg price
- Launch success
- —
- 0 of 0 new (360d)
- Conversion rate
- 17.1%
- Avg BSR
- #29
- Page quality
- 0%
- Prime
- 92%
- Sponsored
- 63%
- Out of stock
- 0.0%
- Avg brand age
- 87 months
- Avg seller age
- 162 days
Competition
The top 5 products take 54% of clicks — established leaders, but buyers still shop beyond them.Brands
7 falling
Sellers
38
Top-5 brand share
95%
Top 20: 100%
Top-5 click share
54%
Top 20: 95%
Open market
2%
- Tetra42%
- Kaytee27%
- Blue Ridge Fish Hatchery17%
- API5%
- CrystalClear3%
- Mazuri3%
- Open — no brand owns it (1 brand, 2%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +119.6% search growth over the last 90 days.Peak months: May, Jun, Jul, Aug, Sep · busiest ÷ quietest = 4.5×
Product shelf
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Kaytee Kois Choice Koi Floating Fish Food for Ponds Goldfish and Freshwater Pond Fish Pellets 10 pounds
Kaytee$24.564.6★10,515 rev
TetraPond Koi Vibrance Soft Sticks Floating Pond Fish Food for Koi Fish and Ornamental Goldfish 2.42 lbs
Tetra$22.634.8★13,709 rev
Blue Ridge Koi Fish Food 4.5lb - Koi Food 3/16 Platinum Pro Formula Goldfish Food Premium Fish Food for Ponds Ponds Fish Food Floating Pond Pellet
Blue Ridge Fish Hatchery$37.834.7★6,359 rev
Kaytee Kois Choice Koi Floating Fish Food For Koi Goldfish and Pond Fish 3 pounds
Kaytee$16.934.6★10,515 rev
TetraPond Koi Vibrance Soft Sticks Easy to Digest Floating Pond Food 5.18 lbs
Tetra$36.274.8★13,709 rev
Newest
by launch date
Tetra PondFood Premium Diet Koi & Goldfish Food 1.25 lb
Tetra$14.34836 rev
Blue Ridge Koi Fish Food 14lb - Koi Food 3/16 Platinum Pro Formula Goldfish Food Premium Fish Food for Ponds Ponds Fish Food Floating Pond Pellet
Blue Ridge Fish Hatchery$92.676,359 rev
API POND FISH FOOD Pond Fish Food 11.5-Ounce Bag
API$12.481,312 rev
API POND FISH FOOD Pond Fish Food 2.68-Pound Bag
API$20.711,312 rev
Purina AquaMax Pond Fish 2000 | Floating Pond Fish Food for Ponds and Lakes | Bluegill Fish Food Game Fish Food Catfish Koi & Bass Food 50 Pound (50 LB) Bag
Purina$72.56439 rev
Trending
90-day click momentumAPI POND FISH FOOD Pond Fish Food 11.5-Ounce Bag
API$12.484.6★
Kaytee Kois Choice Koi Floating Fish Food For Koi Goldfish and Pond Fish 3 pounds
Kaytee$16.934.6★
TetraPond Koi Vibrance Soft Sticks Easy to Digest Floating Pond Food 3.31 lbs
Tetra$36.354.8★
Kaytee Kois Choice Koi Floating Fish Food for Ponds Goldfish and Freshwater Pond Fish Pellets 25 pounds
Kaytee$59.954.6★
TetraPond Variety Blend Fish Food to Enhance Color and Vitality
Tetra$11.754.7★
Reviews
What buyers praise and complain about, mined from review topics.What buyers love
“very affordable”
“Koi approved”
“Its a reliable”
“Nice size bag”
“Fish food was great”
“Item as described”
“predicatble and reliable”
“their colors are very bright”
“This was easy and great”
“the clean-up is easy”
What buyers complain about
“it turns out they are small”
“A little pricey”
“deceptive package advertising”
“it clouds the water”
“Some fish that never really had much orange started to gain color”
“LOW quality”
“the glass keeps getting dirty”
“Not liked by fish”
“Now it's nasty brown powdery stuff that my fish would not eat”
“Consequently, we have a stinky, mucked up little pond and already a dead fish”
Top return reasons
Common questions
- Is koi fish food profitable to sell on Amazon United States?
- The niche generates $3.2M/yr across 24 tracked products. 90-day search growth is +119.6%. Flapen's verdict: Launch it (70/100).
- How competitive is the koi fish food niche?
- 7 brands and 38 sellers compete. The top 5 products take 54% of clicks and top 5 brands hold 95% of demand.
- What do buyers complain about in koi fish food?
- Top complaints mined from reviews: Size-Overall, Value For Money, Advertised Vs Actual Product. The return rate is 0.0%.
- When does demand for koi fish food peak?
- Demand peaks in May–Jun–Jul–Aug–Sep; the busiest month runs 4.5× the quietest.
- What does it cost to enter the koi fish food niche?
- Listings span $5.83–$95.88; the average listing price is $33.11 (sweet spot $15–$100). The average incumbent carries 5,911 reviews — the moat a new listing must climb.
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