rio mare
Worth a lookShows low returns (0.2%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Returns
Incredible0.2%return rate — above 5% kills the launch gate
Conversion
Incredible13.7%search→purchase rate — share of searches ending in a sale
Growth
Great+87.5%90-day search growth — must beat 0% to launch
Review moat
Great271.13avg incumbent reviews — the moat a new listing must climb
Price range
Good£1.66–£38.56cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Competition
Okay60%top-5 click share — leaders hold, buyers still browse
Market size
Okay£178K£178K/yr · 153K searches
Avg price
Bad£8.52avg listing price — sweet spot $15–$100
Brand share
Bad99%top-5 brand share — brand-locked demand
According to Flapen's Amazon United Kingdom niche tracking, rio mare is a £178K/yr Amazon United Kingdom market (153K searches/yr). The top 5 brands hold 99% of demand. Demand peaks in May–Jun. Verdict: Worth a look — 59/100.
Data updated Jul 24, 2026 · scored weekly · How we score niches
rio mare market data
- Units sold / yr
- 30K–40K
- avg 1,250–1,500/product
- Revenue / yr
- £256K–£341K
- units × avg price
- Conversion rate
- 13.7%
- Avg BSR
- #5,435
- Page quality
- 0%
- Prime
- 83%
- Sponsored
- 39%
- Out of stock
- 5.4%
- Avg brand age
- 49 months
- Avg seller age
- 170 days
Competition & brand share
The top 5 products take 60% of clicks — established leaders, but buyers still shop beyond them.Brands
6 flat
Sellers
86
Top-5 brand share
99%
Top 20: 100%
Top-5 click share
60%
Top 20: 97%
Open market
0%
- Rio Mare68%
- John West23%
- Generic5%
- sportvibe2%
- Morrisons1%
- AHG Investment1%
- Open — no brand owns it (0%)
Demand & seasonality
Weekly Amazon search volume, last 85 weeks — +87.5% search growth over the last 90 days.Peak months: May, Jun · busiest ÷ quietest = 5.7×
Top rio mare search terms
- rio mare tuna34K/yr
- rio mare42K/yr
- john west on the go16K/yr
- john west18K/yr
- john west tuna13K/yr
- rio mare tuna in olive oil7K/yr
- tuna salad10K/yr
- rio tuna6K/yr
- rio mare insalatissime4K/yr
- on the go3K/yr
Top rio mare 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.
All 23 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Rio Mare Insalatissime Tuna Salad Mexican Style 160g
Rio Mare£1.664.4★162 rev
Rio Mare Insalatissime Corn and Tuna Salad 160g with Prime Quality Tinned Fish Ready to Eat Healthy Meal Sustainably sourced
Rio Mare£1.824.4★155 rev
Rio Mare: Set of 12 Cans of Tuna Fish in Olive Oil Yellowfin Tuna Quality Pack of 12 80g (2.82oz) Each 960g (33.86oz) Total
Rio Mare£22.504.6★175 rev
Rio Mare Insalatissime Cous Cous and Tuna 160 g
Rio Mare£1.794.5★111 rev
John West Lunch on the Go French Style Tuna Salad 220g
John West£2.394.2★200 rev
Newest
by launch date
Lunch Snack Bundle With John West On The Go Honey & Ginger Super Tuna Salad Morrocan Salmon and Harissa Super Tuna Salad 220g Each (3 Pack)
Generic£13.309 rev
John West Tuna Chunks in Spring Water Easy Open 4 Cans x 125 g
John West£4.27178 rev
Morrisons Tuna & Sweetcorn Salad 290g
Morrisons£3.22115 rev
sportvibe Water Shoes Beach Shoes Lightweight Barefoot Aqua Quick Dry Breathable Swim for Women Men Surfing Running Driving Pool Yoga (Black 9 UK/43 EU)
sportvibe£6.433,059 rev
John West Tuna Chunks in Brine Tins - Naturally High in Protein - Great for Recipes - 100% Traceable Fish Cans UK Pack - 12 x 145g
AHG Investment£18.4249 rev
Trending
90-day click momentum
3x Rio Mare Pesto with Tuna Pistachio and Lemon 130g
Rio Mare£19.990.0★
sportvibe Water Shoes Beach Shoes Lightweight Barefoot Aqua Quick Dry Breathable Swim for Women Men Surfing Running Driving Pool Yoga (Black 9 UK/43 EU)
sportvibe£6.434.4★
Rio Mare Insalatissime Tuna Salad Mexican Style 160g
Rio Mare£1.664.4★
Rio Mare Insalatissime Corn and Tuna Salad 160g with Prime Quality Tinned Fish Ready to Eat Healthy Meal Sustainably sourced
Rio Mare£1.824.4★
John West On The Go French Tuna Pasta Salad 220 g Pot
John West£1.994.1★
What buyers say about rio mare
What buyers praise and complain about, mined from review topics.What buyers love
“the taste is top notch”
“Well worth it”
“Excellent quality”
“best protein snack”
“Amazing balance of flavours”
“Comfortable”
“Ideal for a healthy lunch on the go”
“Correct fit”
“As described”
“Very good and convenient”
What buyers complain about
“Rio mare tuna fish low quality”
“It is more expensive”
“Full of oil small amounts of tuna”
“Not fit for purpose”
“Very spicy”
“Tastes disgusting”
“dont be fooled by tv advertising on this product very disappointing”
“Don't expect them to last long”
“A combination of bad textures”
“the sweetcorn has no flavour”
Top return reasons
Common questions
- Is rio mare profitable to sell on Amazon United Kingdom?
- The niche generates £178K/yr across 23 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +87.5%. Flapen's verdict: Worth a look (59/100).
- How competitive is the rio mare niche?
- 6 brands and 86 sellers compete. The top 5 products take 60% of clicks and top 5 brands hold 99% of demand.
- What do buyers complain about in rio mare?
- Top complaints mined from reviews: Quality-Overall, Value For Money, Oily/Greasy. The return rate is 0.2%.
- When does demand for rio mare peak?
- Demand peaks in May–Jun; the busiest month runs 5.7× the quietest.
- What does it cost to enter the rio mare niche?
- Listings span £1.66–£38.56; the average listing price is £8.52 (sweet spot $15–$100). The average incumbent carries 271 reviews — the moat a new listing must climb.