Britannica
Sources used in this answer
Where is the South American lungfish especially common?
Created from Britannica articles
using AI.
AI can make mistakes, so verify using Britannica articles.
lungfish
African lungfish (Protopterus annectens).
The South American lungfish, Lepidosiren paradoxa, is widely distributed across the continent. It is especially numerous in the shallow, muddy watercourses of the Chaco River in Paraguay and in neighboring areas, where it is often found in association with the eel-like synbranchiform Synbranchus marmoratus.1