Hydra (djur)

Hydra - genus of cnidarians. This taxon is the 558^th most popular in the global Wikipedia ranking of taxon. Article “Hydra (djur)” in Swedish Wikipedia has 27.2 points for quality (as of July 1, 2025). The article contains 6 references and 3 sections.

This article has the best quality in English Wikipedia. Also, this article is the most popular in that (Swedish) language version.

Since the creation of article “Hydra (djur)”, its content was written by 2 registered users of Swedish Wikipedia and edited by 1613 registered Wikipedia users in all languages.

Hydra is on the 558^th place in global ranking of taxon on Wikipedia in all the time.

The article is cited 41 times in Swedish Wikipedia and cited 1408 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Swedish): #26311 in October 2023
• Global: #2432 in September 2012

The highest popularity rank from 2008:

• Local (Swedish): #34772 in July 2018
• Global: #8493 in October 2021

There are 43 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	English (en) Hydra (genus)		67.0064
2	Ukrainian (uk) Гідра (рід)		42.8449
3	Spanish (es) Hydra (animal)		42.3969
4	French (fr) Hydre (zoologie)		41.8819
5	German (de) Süßwasserpolypen		40.4165
6	Russian (ru) Гидры		38.4843
7	Dutch (nl) Hydra (geslacht)		31.9567
8	Persian (fa) هیدرا (سرده)		30.2539
9	Portuguese (pt) Hydra (género)		28.3171
10	Swedish (sv) Hydra (djur)		27.1635

More...

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

The most popular language versions of the article "Hydra (djur)" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Hydra (genus)		6 296 448
2	Russian (ru) Гидры		1 993 097
3	Spanish (es) Hydra (animal)		1 388 361
4	Japanese (ja) ヒドラ (生物)		784 912
5	French (fr) Hydre (zoologie)		667 970
6	German (de) Süßwasserpolypen		631 338
7	Ukrainian (uk) Гідра (рід)		520 036
8	Thai (th) ไฮดรา (สกุล)		357 948
9	Portuguese (pt) Hydra (género)		357 428
10	Indonesian (id) Hydra (genus)		335 319

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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 "Hydra (djur)" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Hydra (genus)		18 557
2	Russian (ru) Гидры		3 668
3	Japanese (ja) ヒドラ (生物)		3 547
4	Spanish (es) Hydra (animal)		2 367
5	French (fr) Hydre (zoologie)		1 498
6	German (de) Süßwasserpolypen		1 329
7	Chinese (zh) 水螅屬		1 059
8	Portuguese (pt) Hydra (género)		1 058
9	Simple English (simple) Hydra (animal)		840
10	Italian (it) Hydra (zoologia)		580

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

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

#	Language	AI award	Relative AI
1	English (en) Hydra (genus)		387
2	German (de) Süßwasserpolypen		176
3	French (fr) Hydre (zoologie)		110
4	Russian (ru) Гидры		103
5	Spanish (es) Hydra (animal)		89
6	Italian (it) Hydra (zoologia)		47
7	Ukrainian (uk) Гідра (рід)		42
8	Vietnamese (vi) Thủy tức		42
9	Japanese (ja) ヒドラ (生物)		39
10	Norwegian (no) Hydra (nesledyr)		36

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

Language versions of the article "Hydra (djur)" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	English (en) Hydra (genus)		2
2	German (de) Süßwasserpolypen		1
3	Hungarian (hu) Hydra (állatnem)		1
4	Arabic (ar) عدار (جنس)		0
5	Azerbaijani (az) Şirin su hidrası		0
6	Belarusian (be) Гідры		0
7	Bulgarian (bg) Хидри		0
8	Catalan (ca) Hydra (gènere)		0
9	Czech (cs) Hydra (rod)		0
10	Danish (da) Hydra (slægt)		0

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

Language versions of the article "Hydra (djur)" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Persian (fa) هیدرا (سرده)		440
2	English (en) Hydra (genus)		116
3	French (fr) Hydre (zoologie)		81
4	Italian (it) Hydra (zoologia)		69
5	Chinese (zh) 水螅屬		55
6	German (de) Süßwasserpolypen		54
7	Dutch (nl) Hydra (geslacht)		53
8	Russian (ru) Гидры		50
9	Spanish (es) Hydra (animal)		47
10	Japanese (ja) ヒドラ (生物)		43

More...

#	Language	Value
ar	Arabic عدار (جنس)
az	Azerbaijani Şirin su hidrası
be	Belarusian Гідры
bg	Bulgarian Хидри
ca	Catalan Hydra (gènere)
cs	Czech Hydra (rod)
da	Danish Hydra (slægt)
de	German Süßwasserpolypen
el	Greek Ύδρα (ζωολογία)
en	English Hydra (genus)
es	Spanish Hydra (animal)
eu	Basque Hidra (zoologia)
fa	Persian هیدرا (سرده)
fi	Finnish Hydra (suku)
fr	French Hydre (zoologie)
gl	Galician Hydra (xénero)
he	Hebrew הידרה (ביולוגיה)
hi	Hindi हाइड्रा
hr	Croatian Hydra (rod)
hu	Hungarian Hydra (állatnem)
hy	Armenian Հիդրա (կենդանի)
id	Indonesian Hydra (genus)
it	Italian Hydra (zoologia)
ja	Japanese ヒドラ (生物)
kk	Kazakh Гидра
ko	Korean 히드라속
lt	Lithuanian Hidra (gentis)
nl	Dutch Hydra (geslacht)
no	Norwegian Hydra (nesledyr)
pl	Polish Hydra (rodzaj)
pt	Portuguese Hydra (género)
ro	Romanian Hidră
ru	Russian Гидры
simple	Simple English Hydra (animal)
sr	Serbian Slatkovodna hidra
sv	Swedish Hydra (djur)
th	Thai ไฮดรา (สกุล)
tr	Turkish Hidralar
uk	Ukrainian Гідра (рід)
ur	Urdu ہائیڈرا
uz	Uzbek Gidralar
vi	Vietnamese Thủy tức
zh	Chinese 水螅屬

Best Rank

Swedish: #34772 07.2018

Global: #8493 10.2021

Best Rank

Swedish: #26311 10.2023

Global: #2432 09.2012

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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