Fish Tank Gravel
FailPrices span $2.85–$16.61, mostly outside the sweet spot, so Fish Tank Gravel is a Fail.
- Flapen Score
- 44 / 100Ranks 630 of 875 Pet Supplies niches · −6 vs the category median of 5044
- Market size
- £121K/yr452K searches / yr
- 90-day growth
- -17.8%search demand this quarter
- Competition
- 45%top-5 click share · 15 brands · 34 sellers
Flapen Score
Fish Tank Gravel against its category
The dotted line is the Pet Supplies average. Past it, Fish Tank Gravel is stronger. Inside it, weaker.
Market
The Fish Tank Gravel market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Fish Tank Gravel 452K times last year and spent an estimated £121K. The top 5 brands take 89% of clicks. Flapen scores it 44 out of 100, a Fail.
01 · Demand
An estimated 4.4% of those searches ended in a purchase.
Shoppers searched for this 452K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 4.4% of those searches ended in a purchase. Searches in the last 90 days moved -17.8% against the 90 days before. Searches, conversion and average price together put the market at an estimated £121K a year.
- Searches, last 12 months
- 452K
- Growth, 90 days vs prior 90
- -17.8%
- Conversion, latest week
- 4.4%
- Market size, estimated
- £121Ka year
- Peak month
- February1.3× the quietest month
- Top search term
- fish tank gravel152K searches a year
02 · Price
A sale here is worth £6.09.
Listings sell for £6.09 on average, from £2.85 to £16.61. Amazon reports units sold in ranges. This niche sold 25K to 30K a year. The average listing sells 500 to 750 of them. At £6.09 that is £3K to £5K a year per listing.
- Average price
- £6.09under the $15 to $100 sweet spot
- Price range
- £2.85–£16.61
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 25K–30K
- Units per listing a year
- 500–750
- Revenue per listing a year
- £3K–£5K
- Returns
- 0.4%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is reviews.
37% of listings pay for placement with sponsored ads. 97% ship with Prime. On an average day, 8.3% of listings are out of stock. The average listing ranks #18 within Fish & Aquatic Pets. It carries 1,543 reviews at 4.39 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 37%
- Prime listings
- 97%
- Out of stock, average day
- 8.3%
- Average rank
- #18in Fish & Aquatic Pets
- Average rating
- 4.39 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 1,543per listing
- Listings tracked
- 35
04 · Newcomers
0 of last year's 4 launches cleared the first-year sales bar.
4 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 35 months on average, so a newcomer is not facing entrenched names.
- Launched, last 12 months
- 4
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 35 months
Products
Top Fish Tank Gravel 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 29, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Marina Decorative Aquarium Rainbow Gravel Multi-Colour 2 Kg
- Price
- £4.73
- Rating
- 4.6/5
- Reviews
- 2,130
- Age
- 15y ago

Amtra Polychrome - Natural aquarium gravel decorative soil sand and white gravel grains 3-4 mm 2 KG
- Price
- £3.29
- Rating
- 4.6/5
- Reviews
- 3,371
- Age
- 9y ago

Pettex Roman Gravel Aquatic Roman Gravel 2 Kg Jet Black
- Price
- £2.93
- Rating
- 4.6/5
- Reviews
- 1,911
- Age
- 16y ago

Marina Decorative Aquarium Surf Gravel 2 Kg Blue
- Price
- £4.73
- Rating
- 4.7/5
- Reviews
- 1,092
- Age
- 15y ago

Pettex Roman Gravel Aquatic Roman Gravel 2 Kg Harlequin Blend
- Price
- £2.85
- Rating
- 4.6/5
- Reviews
- 318
- Age
- 16y ago
Trending
estimated 90-day click momentum
velda Pond & Aquarium Gravel 4/6mm 2.5kg - Aquatic Gravel for Outdoor Ponds Plants & Aquariums - Decorative Pond Gravel for Garden & Water Features
- Price
- £8.42
- Rating
- 4.4/5
- Reviews
- 586
- Age
- 5y ago

Pettex Roman Gravel Aquatic Roman Gravel 2 Kg Harlequin Blend
- Price
- £2.85
- Rating
- 4.6/5
- Reviews
- 318
- Age
- 16y ago

Growcery 3-5mm Aquarium Gravel - Natural Quartz Fish Tank Substrate for Aquascaping & Planted Tanks (1KG)
- Price
- £7.48
- Rating
- 4.2/5
- Reviews
- 57
- Age
- 4mo ago

EZEELAI Fluorite Crystal Chips Stones Decorative Crystal Pebbles Irregular Shaped Natural Quartz Stones Aquarium Gravel Rocks for Vases Filler Garden and Fish Tank Decoration - 180g
- Price
- £5.77
- Rating
- 4.2/5
- Reviews
- 61
- Age
- 11mo ago

Marina Decorative Aquarium Tri-Colour Gravel 2 Kg Blue
- Price
- £4.30
- Rating
- 4.6/5
- Reviews
- 1,080
- Age
- 15y ago
Newest
by launch date
Growcery 3-5mm Aquarium Gravel - Natural Quartz Fish Tank Substrate for Aquascaping & Planted Tanks (1KG)
- Price
- £7.48
- Rating
- 4.2/5
- Reviews
- 57
- Age
- 4mo ago

EZEELAI Fluorite Crystal Chips Stones Decorative Crystal Pebbles Irregular Shaped Natural Quartz Stones Aquarium Gravel Rocks for Vases Filler Garden and Fish Tank Decoration - 180g
- Price
- £5.77
- Rating
- 4.2/5
- Reviews
- 61
- Age
- 11mo ago

SHIZWU 2-4mm 1.8kg Aquarium Gravel Natural Fish Tank Substrate Stones
- Price
- £9.53
- Rating
- 4.6/5
- Reviews
- 194
- Age
- 1y ago

FANTIAN 2 lbs Aquarium Gravel Fish Tank Gravel 4-8 mm Pea Gravel for Plant
- Price
- £6.21
- Rating
- 4.5/5
- Reviews
- 1,111
- Age
- 2y ago

velda Pond & Aquarium Gravel 4/6mm 2.5kg - Aquatic Gravel for Outdoor Ponds Plants & Aquariums - Decorative Pond Gravel for Garden & Water Features
- Price
- £8.42
- Rating
- 4.4/5
- Reviews
- 586
- Age
- 5y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 45% of clicks. Leaders hold, but buyers still shop past them.
Brands
15 falling
Sellers
34
Est. top-5 brand share
89%
Top 20: 100%
Est. top-5 click share
45%
Top 20: 86%
Open market
9%
- Marina39%
- Pettex25%
- Amtra16%
- Growcery7%
- EZEELAI3%
- FANTIAN2%
- Open — no brand owns it (9 brands, 9%)
Demand
Fish Tank Gravel search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.3×
Search terms
Top Fish Tank Gravel search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- fish tank gravel152K/yr
- aquarium gravel110K/yr
- fish tank stones45K/yr
- aquarium stones26K/yr
- gravel for fish tanks28K/yr
- stones for fish tanks11K/yr
- fish gravel12K/yr
- fish tank pebbles9K/yr
- aquarium pebbles9K/yr
- fish tank stones and gravel8K/yr
Reviews and returns
What reviews say buyers love and hate about Fish Tank Gravel
We read the reviews and the return reasons for every product selling here.
“Very small”
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.
15 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 Fish Tank Gravel 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









