Fin's Fish Guide
The Largemouth pleco (Pareiorhaphis stomias) is a freshwater fish of the family Loricariidae that grows up to 5 cm.
Description
The Largemouth pleco is an armoured catfish (Loricariidae) from fast-flowing, clear rivers and streams of southeastern Brazil in South America. The species grows to about 10 cm and has a flattened, bony-plated, brown body with an inferior sucker mouth. As a bottom-dweller it clings to stones and wood in current and rasps algae, biofilm and small invertebrates. The fish is harmless to humans.
Frequently asked questions
How do you recognise the Largemouth pleco?
The Largemouth pleco has an elongate, eel-like body and is mainly brown.
Where does the Largemouth pleco live?
The Largemouth pleco lives in fresh water and is mostly found around stony or rocky ground. South America: Brazil
How big does the Largemouth pleco get?
The Largemouth pleco grows to a maximum of about 5 cm.
Is the Largemouth pleco dangerous to humans?
No, the Largemouth pleco is harmless to humans. This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status.
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All data
Identification
Appearance
Habitat & distribution
Behaviour & biology
For anglers
Safety
Status & sources
Same genus Pareiorhaphis
More from the family Loricariidae
Want the complete picture on the Largemouth pleco?
Point your camera at the fish and Fin names the species in seconds. Free, and the Largemouth pleco is one of 12,519 species in the app.
Or scan with your phone