EpisodesRatings

Sign in Sign up/inSign up

EpisodesRatings

Episode ratings data provided by configured data source. This site is not affiliated with IMDb. This product uses TMDB and the TMDB APIs but is not endorsed, certified, or otherwise approved by TMDB.

Drain the Oceans | EpisodesRatings

Drain the Oceans poster

Documentary

Drain the Oceans

2018-20237.5 IMDbEpisode avg 7.77 seasons · 58 rated episodes

Maritime mysteries—old and new—come to life in this series, combining scientific data and digital re-creations to reveal shipwrecks, treasures, and sunken cities on the bottom of lakes, seas and oceans around the world.

Episode ratings data provided by configured data source. This site is not affiliated with IMDb. This product uses TMDB and the TMDB APIs but is not endorsed, certified, or otherwise approved by TMDB.

Last updated 6/6/2026

Episode Rating Grid

Rows are episode numbers, columns are seasons. Every rated cell shows its numeric score.

9.0+

8.0-8.9

7.0-7.9

6.0-6.9

5.0-5.9

Below 5.0

Unrated/missing

Ep

S1

S2

S3

S4

S5

S6

S7

Avg

7.7

7.8

7.7

7.7

7.5

8.0

NR

E1

7.7 8.1 7.7 7.7 8.0 7.5 NR

E2

7.6 7.6 7.5 7.6 7.2 8.0 NR

E3

7.5 7.9 8.0 7.6 7.7 8.3 NR

E4

7.7 7.8 7.5 7.5 6.9 8.2

-

E5

7.2 8.1 7.8 8.1 7.6 8.0

-

E6

7.7 7.5 7.5 7.7 7.8 7.9

-

E7

7.9 7.6 8.0 7.8

-

-

-

E8

7.8 8.0 8.2 7.8

-

-

-

E9

8.0 8.0 7.6 7.5

-

-

-

E10

-

-

-

-

E11

-

-

-

-

-

-

E12

-

-

-

-

-

-

E13

-

-

-

-

-

-

E14

-

-

-

-

-

-

E15

-

-

-

-

-

-

E16

-

-

-

-

-

-

-

E17

-

-

-

-

-

-

-

E18

-

-

-

-

-

-

-

E19

-

-

-

-

-

-

-

E20

-

-

-

-

-

-

-

E21

-

-

-

-

-

-

-

E22

-

-

-

-

-

-

-

E23

-

-

-

-

-

-

-

E24

-

-

-

-

-

-

-

E25

-

-

-

-

-

-

-

E26

-

-

-

-

-

-

-

E27

-

-

-

-

-

-

-

E28

-

-

-

-

-

-

-

E29

-

-

-

-

-

-

-

E30

-

-

-

-

-

-

-

E31

-

-

-

-

-

-

-

E32

-

-

-

-

-

-

-

E33

-

-

-

-

-

-

-

E34

-

-

-

-

-

-

-

E35

-

-

-

-

-

-

-

E36

-

-

-

-

-

-

-

E37

-

-

-

-

-

-

-

E38

-

-

-

-

-

-

-

E39

-

-

-

-

-

-

-

E40

-

-

-

-

-

-

-

E41

-

-

-

-

-

-

-

E42

-

-

-

-

-

-

-

E43

-

-

-

-

-

-

-

E44

-

-

-

-

-

-

-

E45

-

-

-

-

-

-

-

E46

-

-

-

-

-

-

-

E47

-

-

-

-

-

-

-

E48

-

-

-

-

-

-

-

E49

-

-

-

-

-

-

-

E50

-

-

-

-

-

-

-

E51

-

-

-

-

-

-

-

E52

-

-

-

-

-

-

-

E53

-

-

-

-

-

-

-

E54

-

-

-

-

-

-

-

E55

-

-

-

-

-

-

-

E56

-

-

-

-

-

-

-

E57

-

-

-

-

-

-

-

E58

-

-

-

-

-

-

-

E59

-

-

-

-

-

-

-

E60

-

-

-

-

-

-

-

E61

-

-

-

-

-

-

-

E62

-

-

-

-

-

-

-

E63

-

-

-

-

-

-

-

E64

-

-

-

-

-

-

-

E65

-

-

-

-

-

-

-

E66

-

-

-

-

-

-

-

E67

-

-

-

-

-

-

-

E68

-

-

-

-

-

-

-

E69

-

-

-

-

-

-

-

E70

-

-

-

-

-

-

-

E71

-

-

-

-

-

-

-

E72

-

-

-

-

-

-

-

E73

-

-

-

-

-

-

-

E74

-

-

-

-

-

-

-

E75

-

-

-

-

-

-

-

E76

-

-

-

-

-

-

-

E77

-

-

-

-

-

-

-

E78

-

-

-

-

-

-

-

E79

-

-

-

-

-

-

-

E80

-

-

-

-

-

-

-

E81

-

-

-

-

-

-

-

E82

-

-

-

-

-

-

-

E83

-

-

-

-

-

-

-

E84

-

-

-

-

-

-

-

E85

-

-

-

-

-

-

-

E86

-

-

-

-

-

-

-

E87

-

-

-

-

-

-

-

E88

-

-

-

-

-

-

-

E89

-

-

-

-

-

-

-

E90

-

-

-

-

-

-

-

E91

-

-

-

-

-

-

-

E92

-

-

-

-

-

-

-

E93

-

-

-

-

-

-

-

E94

-

-

-

-

-

-

-

E95

-

-

-

-

-

-

-

E96

-

-

-

-

-

-

-

E97

-

-

-

-

-

-

-

E98

-

-

-

-

-

-

-

E99

-

-

-

-

-

-

-

E100

-

-

-

-

-

-

-

E101

-

-

-

-

-

-

Show Statistics

Weighted episode-level summaries calculated from the configured ratings source.

OpenClose

Best episode

S6E3 Secrets of the Dinosaurs (8.3)

Consistency score

94/100

Std dev 0.28

Rated episodes

58

3,118 total votes

Episode ratings timeline

Each point is a rated episode. Hover or focus a point for episode details.

Top 3 episodes: S6E3 Secrets of the Dinosaurs8.3 S3E8 The Last Wrecks of WWII8.2 S6E4 The Myth of the Pacific Pirate Ship8.2

Streaming options

Availability may vary by region. Showing US provider data.

Disney Plussubscription

Hulusubscription

fuboTVsubscription

National Geographicfree

Amazon Videobuy

Apple TV Storebuy

Google Play Moviesbuy

Fandango At Homebuy

Related shows

More shows with overlapping genres and rating patterns.

History's Greatest Mysteries poster

History's Greatest Mysteries

2020-2026

7.0IMDb7 seasons

Pole to Pole with Will Smith poster

Pole to Pole with Will Smith

2026

6.6IMDb1 season

American Masters poster

American Masters

1986-2026

8.2IMDb40 seasons

American Experience poster

American Experience

1988-2026

8.6IMDb38 seasons

The UnXplained poster

The UnXplained

2019-2026

7.3IMDb8 seasons

Top Gear poster

Top Gear

1978-2009

8.4IMDb45 seasons

The Iris Affair poster

The Iris Affair

2025

6.2IMDb1 season

Creeped Out poster

Creeped Out

2017-2019

6.6IMDb2 seasons

Comments

Comments are public. Sign-in is required to post, edit, or report.

Sort

Sign in to join the discussion.

No comments yet

Be the first signed-in viewer to start the discussion.

Worst episode

S5E4 The Alamo (6.9)

Highest-rated season

Season 6 (8.0)

Lowest-rated season

Season 5 (7.5)

Average episode rating

7.7