Category:Perciformes – Wikimedia Commons

https://commons.wikimedia.org/wiki/Category:Perciformes?uselang=de

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Category:Channidae – Wikimedia Commons

https://commons.wikimedia.org/wiki/Category:Channidae?uselang=de

Keine Beschreibung vorhanden.

Classification of All Fishes v3

https://web.archive.org/web/20150814062251/http://www.deepfin.org/Classification_v3.htm

Keine Beschreibung vorhanden.

Classification of All Fishes v3

https://web.archive.org/web/20151004213357/http://www.deepfin.org/Classification_v3.htm

Keine Beschreibung vorhanden.

https://web.archive.org/web/20131212040529/http://www.deepfin.org/Classification_v2.htm

Keine Beschreibung vorhanden.

Classification of All Fishes

https://web.archive.org/web/20150924213112/http://www.deepfin.org/Classification_v2.htm

Keine Beschreibung vorhanden.