Royal panaque or royal pleco (Panaque nigrolineatus) is a fresh water fish native to Amazon basin.

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Photo credit: © José María Barres Manuel / Alamy / Afripics
License: Royalty Free
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Keywords: actinopterygii, aquarium, fish, fresh, loricariidae, nigrolineatus, osteichthyes, panaque, pleco, royal, siluriformes, vertical, water