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Limnology (Earth Sciences, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Limnology (Earth Sciences, Kindle eBooks), updated Nov 2, 2026: median price $16.41, median 6 reviews, average rating 4.6 and a KDPTop opportunity score of 27/100 (highly competitive).
| Price range (middle 50%) | $6.99 – $55.17 |
|---|---|
| Average rating | 4.6 |
| New releases (90 days) | 8% |
| Books on the list | 72 |
| Store | Kindle eBooks |
What stands out
- Its median reviews are 1% of the parent category Earth Sciences (578), one of the easier corners under it.
- At $16.41 its median price beats 98% of Kindle eBooks categories, leaving more margin per copy.
- Its review barrier is lower than in 87% of Kindle eBooks categories: the median best seller has only 6 reviews, so new books can chart with few.
Top 10 Limnology best sellers
-
Scientific American September 2026
- List rank#1
- Price$6.99
- Rating4.8
- Reviews13
-
Scientific American October 2026
- List rank#2
- Price$6.99
- Rating4.2
- Reviews7
-
Scientific American June 2026
- List rank#3
- Price$6.99
- Rating4.4
- Reviews42
-
Scientific American November 2026
- List rank#4
- Price$6.99
- Reviews-
-
Scientific American May 2026
- List rank#5
- Price$6.99
- Rating4.0
- Reviews1
-
Scientific American July/August 2026
- List rank#6
- Price$6.99
- Rating4.7
- Reviews8
-
Salmon: A Fish, the Earth, and the History of a Common Fate
- List rank#7
- Price-
- Rating4.7
- Reviews393
-
Scientific American April 2026
- List rank#8
- Price$6.99
- Rating5.0
- Reviews3
-
Salt Lakes: An Unnatural History
by Caroline Tracey
- List rank#9
- Price$16.41
- Rating3.8
- Reviews28
-
Integrated Ecological Risk Assessment for Freshwater Ecosystems : A Multi-Stressor Framework for Aquatic Ecosystem Stability
by Sean Flynn
- List rank#10
- Price$12.99
- Reviews-
FAQ
Is Limnology a good niche for Amazon KDP?
Its KDPTop opportunity score is 27/100, which makes it highly competitive. The median best seller has 6 reviews and sells for $16.41.
How many reviews do you need to rank in Limnology?
The median best seller has 6 reviews, and 94% of them have fewer than 100.
What do Limnology best sellers cost?
The median price is $16.41; half of the best sellers are priced between $6.99 and $55.17.
Can new books break into Limnology?
8% of the current best sellers were released in the last 90 days.
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.