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Mark Ellis Harris: Amazon KDP author data
As of Nov 6, 2026, Mark Ellis Harris has 3 books on Amazon, 3 of them on a best-seller list in the last 30 days (best rank #4), mostly in Marine Engineering, Biography & History, Company Profiles.
| Median price | $18.89 |
|---|---|
| Price range (middle 50%) | $17.94 – $24.64 |
| Median reviews | - |
| Total reviews | 0 |
| New books (30 days) | 2 |
| Breakout books (30 days) | 2 |
What stands out
- Median price $18.89, 24% below the median of their main category, Marine Engineering.
Mark Ellis Harris's best-ranked books
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Deep End: OceanGate and the Race to the Bottom of the Sea
by Mark Ellis Harris
- Price$16.99
- Reviews-
- Published2027-01
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Deep End: OceanGate and the Race to the Bottom of the Sea
by Mark Ellis Harris
- Price$30.39
- Reviews-
- Published2027-01
-
Deep End: OceanGate and the Race to the Bottom of the Sea
by Mark Ellis Harris
- Price$18.89
- Reviews-
Main categories
FAQ
How many books does Mark Ellis Harris have on Amazon?
KDPTop tracks 3 of their books; 3 made an Amazon list in the last 30 days.
Which categories does Mark Ellis Harris publish in?
Their books chart most often in Marine Engineering, Biography & History, Company Profiles.
How does Mark Ellis Harris price their books?
The median price is $18.89; half of the books cost $17.94–$24.64.
Has Mark Ellis Harris released new books recently?
2 new books in the last 30 days, 2 of which reached a Best Sellers list.
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.