---
title: "Trend — air pump fish tank - Flapen"
canonical_url: "https://flapen.com/research/uk/pet-supplies/air-pump-fish-tank/trend"
last_updated: "2026-07-31T13:09:06.105Z"
locale: en
meta:
  description: "Niche score 57/100 · £336K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:description": "Niche score 57/100 · £336K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Trend — air pump fish tank - Flapen"
---

# **air pump fish tank**

**Worth a look**

Shows low returns (1.7%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 53Growth 20Conversion 61Competition 63Returns 82Price range 73Avg price 77Brand share 49Review moat 55Quality gap 68

**Returns**

**Great****1.7%**

return rate — above 5% kills the launch gate

**Avg price**

**Great****£15.69**

avg listing price — sweet spot $15–$100

**Price range**

**Good****£5.77–£40.34**

cheapest to priciest tracked listing — scored on the share inside $15–$100

**Quality gap**

**Good****4.3★**

avg incumbent rating — lower means beatable quality

**Competition**

**Good****47%**

top-5 click share — leaders hold, buyers still browse

**Conversion**

**Good****5.3%**

search→purchase rate — share of searches ending in a sale

**Review moat**

**Good****1,280.32**

avg incumbent reviews — the moat a new listing must climb

**Market size**

**Good****£336K**

£336K/yr · 402K searches

**Brand share**

**Okay****76%**

top-5 brand share — brands hold most of the demand

**Growth**

**Bad****-10.4%**

90-day search growth — must beat 0% to launch