🌐EnglishEnglishFrançaisPolskiEntityQ15129478· pop 5· linked from 8 articlesOpaleAlso known as French submarine Opale1906 Émeraude-class submarineWikidata factsImageSsous-marin Opale.jpgSources (2)wikidata.orgen.wikipedia.orgvia Wikidata · CC0Available in 4 languagesFrançaisFinnishPolskivia Wikidata sitelinks · CC0Connectionsmetric horsepowerEntitylength overallEntityCategories1906 shipsÉmeraude-class submarine (1906)Ships built in Cherbourg-en-CotentinWorld War I submarines of France