flotsam and jetsam eels
Skip itA small market ($9K/yr) — this niche doesn't clear our bar today.
Review moat
Incredible91.86avg incumbent reviews — the moat a new listing must climb
Avg price
Incredible$25.87avg listing price — sweet spot $15–$100
Price range
Great$8.73–$41.83cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Returns
Okay4.4%return rate — above 6% kills the launch gate
Growth
Bad-2.9%90-day search growth — must beat 0% to launch
Conversion
Bad0.9%search→purchase rate — share of searches ending in a sale
Brand share
Bad97%top-5 brand share — brand-locked demand
Competition
Bad93%top-5 click share — a locked-up shelf
Market size
Bad$9K$9K/yr · 39K searches
Competition
The top 5 products capture 93% of clicks — a locked-up shelf that new listings rarely crack.Brands
6 falling
Sellers
8
Top-5 brand share
97%
Open market
0%
- Fun Costumes53%
- elope22%
- Buckle-Down12%
- GAKSK6%
- EXCELLANYARD4%
- Langyiwee3%
- Open — no brand owns it (0%)
Product shelf
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 7 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Fun Costumes Little Mermaid Flotsam and Jetsam Costume Scarf
Fun Costumes$27.174.7★397 rev
elope Disney Flotsam & Jetsam Little Mermaid Companion Bag - Adjustable Strap with Zipper Pouch 24-Inch Plush Design
elope$41.834.7★45 rev
Buckle-Down womens Cinch Flotsam Jetsam Ursula Tentacles 23 to 42 Inch Belt Multicolor Inch US
Buckle-Down$23.674.3★24 rev
Halloween Eel Scarf Costume Women Accessories Witch 73 inch Long Eel Scarf Halloween Girls Sea Villain Cosplay
GAKSK$32.304.6★38 rev
Belt Womens Cinch Flotsam Jetsam Swimming In Ursulas Tentacles Black Purples 28 to 52 Inches
Buckle-Down$24.654.3★24 rev
Newest
by launch date
Langyiwee Halloween Eel Scarf Sea Creature Character Costume Witch Eel Scarf Accessory for Halloween Women Cosplay Prop(Double)
Langyiwee$22.744 rev
Halloween Eel Scarf Costume Women Accessories Witch 73 inch Long Eel Scarf Halloween Girls Sea Villain Cosplay
GAKSK$32.3038 rev
EXCELLANYARD Sea Witch Cosplay Accessories Set
EXCELLANYARD$8.73111 rev
elope Disney Flotsam & Jetsam Little Mermaid Companion Bag - Adjustable Strap with Zipper Pouch 24-Inch Plush Design
elope$41.8345 rev
Fun Costumes Little Mermaid Flotsam and Jetsam Costume Scarf
Fun Costumes$27.17397 rev
Trending
90-day click momentumBelt Womens Cinch Flotsam Jetsam Swimming In Ursulas Tentacles Black Purples 28 to 52 Inches
Buckle-Down$24.654.3★
Buckle-Down womens Cinch Flotsam Jetsam Ursula Tentacles 23 to 42 Inch Belt Multicolor Inch US
Buckle-Down$23.674.3★
EXCELLANYARD Sea Witch Cosplay Accessories Set
EXCELLANYARD$8.734.3★
Fun Costumes Little Mermaid Flotsam and Jetsam Costume Scarf
Fun Costumes$27.174.7★
elope Disney Flotsam & Jetsam Little Mermaid Companion Bag - Adjustable Strap with Zipper Pouch 24-Inch Plush Design
elope$41.834.7★
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -2.9% search growth over the last 90 days.Peak months: Sep, Oct · busiest ÷ quietest = 11.9×
Reviews
What buyers praise and complain about, mined from review topics.What buyers love
“surprisingly well made”
“It's nice & soft”
“Just what I wanted”
“Sturdier than expected, nice items”
“lightweight enough to wear comfortably all evening”
What buyers complain about
“small”