CTD (instrument)

Conductivity, temperature, depth - oceanography instrument used to measure the conductivity, temperature, and pressure of seawater. Article “CTD (instrument)” in English Wikipedia has 27.4 points for quality (as of July 1, 2025). The article contains 3 references and 8 sections.

This article has the best quality in Portuguese Wikipedia. However, this article is the most popular in English version.

Since the creation of article “CTD (instrument)”, its content was written by 35 registered users of English Wikipedia and edited by 106 registered Wikipedia users in all languages.

The article is cited 90 times in English Wikipedia and cited 190 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #50378 in September 2013
• Global: #153158 in March 2006

The highest popularity rank from 2008:

• Local (English): #291410 in October 2014
• Global: #413865 in November 2014

There are 9 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

#	Language	Quality grade	Quality score
1	Portuguese (pt) CTD (oceanografia)		42.3358
2	Chinese (zh) 温盐深仪		33.9507
3	English (en) CTD (instrument)		27.4025
4	German (de) CTD-Rosette		23.4569
5	Estonian (et) CTD-sond		19.3936
6	Swedish (sv) CTD (oceanografi)		19.1414
7	French (fr) Conductivity Temperature Depth		8.6732
8	Italian (it) Sonda CTD		7.6099
9	Japanese (ja) CTD		3.2383

More...

The following table shows the most popular language versions of the article.

The most popular language versions of the article "CTD (instrument)" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) CTD (instrument)		281 406
2	Japanese (ja) CTD		72 977
3	German (de) CTD-Rosette		34 548
4	Chinese (zh) 温盐深仪		23 486
5	Italian (it) Sonda CTD		21 327
6	Portuguese (pt) CTD (oceanografia)		16 898
7	French (fr) Conductivity Temperature Depth		12 567
8	Swedish (sv) CTD (oceanografi)		4 697
9	Estonian (et) CTD-sond		1 993

More...

The following table shows the language versions of the article with the highest popularity in the last month.

The most popular language versions of the article "CTD (instrument)" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) CTD (instrument)		1 415
2	Chinese (zh) 温盐深仪		92
3	Japanese (ja) CTD		90
4	German (de) CTD-Rosette		65
5	French (fr) Conductivity Temperature Depth		58
6	Italian (it) Sonda CTD		47
7	Portuguese (pt) CTD (oceanografia)		37
8	Swedish (sv) CTD (oceanografi)		17
9	Estonian (et) CTD-sond		7

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The following table shows the language versions of the article with the highest Authors’ Interest.

Language versions of the article "CTD (instrument)" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) CTD (instrument)		35
2	German (de) CTD-Rosette		23
3	French (fr) Conductivity Temperature Depth		12
4	Italian (it) Sonda CTD		12
5	Swedish (sv) CTD (oceanografi)		7
6	Japanese (ja) CTD		6
7	Estonian (et) CTD-sond		4
8	Portuguese (pt) CTD (oceanografia)		4
9	Chinese (zh) 温盐深仪		3

More...

The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

Language versions of the article "CTD (instrument)" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	German (de) CTD-Rosette		0
2	English (en) CTD (instrument)		0
3	Estonian (et) CTD-sond		0
4	French (fr) Conductivity Temperature Depth		0
5	Italian (it) Sonda CTD		0
6	Japanese (ja) CTD		0
7	Portuguese (pt) CTD (oceanografia)		0
8	Swedish (sv) CTD (oceanografi)		0
9	Chinese (zh) 温盐深仪		0

More...

The following table shows the language versions of the article with the highest number of citations.

Language versions of the article "CTD (instrument)" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) CTD (instrument)		90
2	French (fr) Conductivity Temperature Depth		29
3	German (de) CTD-Rosette		28
4	Japanese (ja) CTD		17
5	Portuguese (pt) CTD (oceanografia)		9
6	Swedish (sv) CTD (oceanografi)		6
7	Chinese (zh) 温盐深仪		6
8	Italian (it) Sonda CTD		5
9	Estonian (et) CTD-sond		0

More...

#	Language	Value
de	German CTD-Rosette
en	English CTD (instrument)
et	Estonian CTD-sond
fr	French Conductivity Temperature Depth
it	Italian Sonda CTD
ja	Japanese CTD
pt	Portuguese CTD (oceanografia)
sv	Swedish CTD (oceanografi)
zh	Chinese 温盐深仪

Best Rank

English: #291410 10.2014

Global: #413865 11.2014

Best Rank

English: #50378 09.2013

Global: #153158 03.2006

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The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information