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fish tank filter cartridges
Worth a lookShows low returns (0.8%), but soft demand (-27.2% this quarter) keeps it on the watch list.
Returns
Incredible0.8%return rate — above 5% kills the launch gate
Conversion
Great11.1%search→purchase rate — share of searches ending in a sale
Quality gap
Good4.3★avg incumbent rating — lower means beatable quality
Competition
Good45%top-5 click share — leaders hold, buyers still browse
Review moat
Good840.54avg incumbent reviews — the moat a new listing must climb
Price range
Good£2.73–£28.59cheapest to priciest tracked listing — scored on the share inside $15–$100
Avg price
Okay£10.91avg listing price — sweet spot $15–$100
Brand share
Okay84%top-5 brand share — brands hold most of the demand
Market size
Bad£75K£75K/yr · 61K searches
Growth
Bad-27.2%90-day search growth — must beat 0% to launch