Aquarium Bakterien
FailThe top 5 brands take 100% of clicks, so Aquarium Bakterien is a Fail.
- Flapen Score
- 40 / 100Ranks 615 of 683 Haustier niches · −12 vs the category median of 5240
- Market size
- €118K/yr100K searches / yr
- 90-day growth
- -27.8%search demand this quarter
- Competition
- 61%top-5 click share · 3 brands · 37 sellers
Flapen Score
Aquarium Bakterien against its category
The dotted line is the Haustier average. Past it, Aquarium Bakterien is stronger. Inside it, weaker.
Market
The Aquarium Bakterien market on Amazon at a glance
Shoppers on Amazon Germany searched for Aquarium Bakterien 100K times last year and spent an estimated €118K. All 3 brands take every click. Demand peaks in Nov. Flapen scores it 40 out of 100, a Fail.
01 · Demand
An estimated 13.0% of those searches ended in a purchase.
Shoppers searched for this 100K times in the last 12 months. That counts every search on Amazon Germany for this niche's terms. An estimated 13.0% of those searches ended in a purchase. Searches in the last 90 days moved -27.8% against the 90 days before. Searches, conversion and average price together put the market at an estimated €118K a year.
- Searches, last 12 months
- 100K
- Growth, 90 days vs prior 90
- -27.8%
- Conversion, latest week
- 13.0%
- Market size, estimated
- €118Ka year
- Peak month
- November1.8× the quietest month
- Top search term
- arka32K searches a year
02 · Price
A sale here is worth €9.11.
Listings sell for €9.11 on average, from €3.28 to €32.12. Amazon reports units sold in ranges. This niche sold 10K to 13K a year. The average listing sells 250 to 500 of them. At €9.11 that is €2K to €5K a year per listing.
- Average price
- €9.11under the $15 to $100 sweet spot
- Price range
- €3.28–€32.12
- Amazon Germany median price
- €18.99across 29,809 niches
- Units sold a year
- 10K–13K
- Units per listing a year
- 250–500
- Revenue per listing a year
- €2K–€5K
- Returns
- 0.3%of orders · Amazon Germany median 1.1%
03 · Entry bar
The bar here is ads and reviews.
95% 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 #27 within Aquaristik. It carries 3,774 reviews at 4.57 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 95%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #27in Aquaristik
- Average rating
- 4.57 starsAmazon Germany average 4.37 stars
- Average reviews
- 3,774per listing
- Listings tracked
- 22
04 · Newcomers
Brands here are established.
The brands on the shelf have sold for 81 months on average, so the names here are established.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 81 months
Products
Top Aquarium Bakterien 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 13, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Tetra FilterActive Bacteria - 2in1 Mix aus lebenden Starterbakterien und schlammreduzierenden Reinigungsbakterien hält den Filter biologisch aktiv und reduziert Mulm 250 ml
- Price
- €7.08
- Rating
- 4.7/5
- Reviews
- 12,053
- Age
- 11y ago

Aquarium Starterbakterien 473 ml für Einlaufphase Neustart Wasserwechsel & Fischbesatz baut Ammonium und Nitrit schnell biologisch ab ARKA Nite-Out II
- Price
- €11.17
- Rating
- 4.5/5
- Reviews
- 2,784
- Age
- 14y ago

Aquarium Bakterien 118 ml 100% biologische Reinigungsbakterien für Süß- & Meerwasser reduziert organische Abfälle Gerüche & Nitrat für klares Wasser und stabile Biologie ARKA Special Blend
- Price
- €7.03
- Rating
- 4.5/5
- Reviews
- 3,455
- Age
- 14y ago

Aquarium Bakterien Shot lebende Filterbakterien & Reinigungsbakterien für klares Wasser in 24 h gegen Trübung Nitrit & schlechte Wasserwerte für Süß- & Meerwasser ARKA Bacto-Shot
- Price
- €3.89
- Rating
- 4.6/5
- Reviews
- 444
- Age
- 2y ago

Starterbakterien Aquarium 118 ml baut Ammonium & Nitrit schnell ab für Einfahrphase Neustart Wasserwechsel & Fischbesatz sofort aktiv für Süß- & Meerwasser ARKA Nite-Out II
- Price
- €6.27
- Rating
- 4.5/5
- Reviews
- 2,784
- Age
- 14y ago
Trending
estimated 90-day click momentum
Tetra SafeStart Aquarienstarter - mit lebenden nitrifizierenden Bakterien erlaubt den schnellen Einsatz von Fischen 50 ml Flasche
- Price
- €5.03
- Rating
- 4.6/5
- Reviews
- 3,605
- Age
- 18y ago

Tetra SafeStart Aquarienstarter - mit lebenden nitrifizierenden Bakterien erlaubt den schnellen Einsatz von Fischen 100 ml Flasche
- Price
- €6.11
- Rating
- 4.6/5
- Reviews
- 3,605
- Age
- 18y ago

Aquarium Wasseraufbereiter 236 ml neutralisiert Chlor Ammoniak Nitrit & Schwermetalle Macht Leitungswasser sofort fischgerecht ideal für Wasserwechsel & Gesellschaftsbecken ARKA Xtreme
- Price
- €6.85
- Rating
- 4.7/5
- Reviews
- 1,663
- Age
- 13y ago

Aquarium Starterbakterien 473 ml für Einlaufphase Neustart Wasserwechsel & Fischbesatz baut Ammonium und Nitrit schnell biologisch ab ARKA Nite-Out II
- Price
- €11.17
- Rating
- 4.5/5
- Reviews
- 2,784
- Age
- 14y ago

Aquarium Starterbakterien Set 2 x 473 ml mit Nite-Out II & Special Blend für schnellen Filterstart biologische Stabilität & klares Wasser für Süß- & Meerwasser ARKA
- Price
- €32.12
- Rating
- 4.7/5
- Reviews
- 158
- Age
- 13y ago
Newest
by launch date
Aquarium Bakterien Shot lebende Filterbakterien & Reinigungsbakterien für klares Wasser in 24 h gegen Trübung Nitrit & schlechte Wasserwerte für Süß- & Meerwasser ARKA Bacto-Shot
- Price
- €3.89
- Rating
- 4.6/5
- Reviews
- 444
- Age
- 2y ago

Algenvernichter Aquarium 473 ml gegen Faden- Punkt- & Grünalgen kupferfrei & pflanzensicher für klares Wasser & gesunde Pflanzen im Süßwasseraquarium ARKA Algaway
- Price
- €10.11
- Rating
- 4.3/5
- Reviews
- 1,821
- Age
- 5y ago

JBL PROCLEAN BAC Lebende Reinigungsbakterien Für 60-200 l Süßwasser Konzentrat 50 ml
- Price
- €4.13
- Rating
- 4.7/5
- Reviews
- 1,077
- Age
- 7y ago

Wasserklärer Aquarium 473 ml gegen Trübungen Schwebstoffe & belastetes Wasser für kristallklares Wasser in Süß- & Meerwasseraquarien biologisch ARKA Aqua-Pure
- Price
- €8.48
- Rating
- 4.5/5
- Reviews
- 2,221
- Age
- 8y ago

Tetra FilterActive Bacteria - 2in1 Mix aus lebenden Starterbakterien und schlammreduzierenden Reinigungsbakterien hält den Filter biologisch aktiv und reduziert Mulm 250 ml
- Price
- €7.08
- Rating
- 4.7/5
- Reviews
- 12,053
- Age
- 11y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 61% of clicks. Leaders hold, but buyers still shop past them.
Brands
3 falling
Sellers
37
Est. top-5 brand share
100%
Top 20: 100%
Est. top-5 click share
61%
Top 20: 98%
Open market
0%
- ARKA62%
- Tetra28%
- JBL10%
Demand
Aquarium Bakterien search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Nov · busiest ÷ quietest = 1.8×
Search terms
Top Aquarium Bakterien search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- arka32K/yr
- aquarium bakterien13K/yr
- bakterien aquarium10K/yr
- starterbakterien aquarium9K/yr
- aquarium starterbakterien9K/yr
- microbe lift11K/yr
- filterbakterien aquarium7K/yr
- arka nite out 23K/yr
- nite out 23K/yr
- starter bakterien fuer aquarium3K/yr
Reviews and returns
What reviews say buyers love and hate about Aquarium Bakterien
We read the reviews and the return reasons for every product selling here.
“Stinkt erbärmlich”
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.
19 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 Bakterien 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









