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Natterer's twig catfish (Farlowella nattereri) — Loricariidae

Natterer's twig catfish

Farlowella nattereri
Family: Loricariidae

The Natterer's twig catfish (Farlowella nattereri) is a freshwater fish of the family Loricariidae that grows up to 27 cm.

Length
26.5 cm
Water
Freshwater
Diet
Herbivore
Activity
Nocturnal
Body shape
Elongated (eel-like)
Substrate
Sand / mud bottom
Danger
Harmless
Range
South America: Bolivia, Brazil, Colombia, Ecuador, Guyana, Peru

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Description

The Natterer's twig catfish is an armoured catfish (Loricariidae) from fresh water of the Amazon and Orinoco basins in South America. The species grows to about 26 cm and has an extraordinarily thin, elongate, brown body with a long snout, making it look exactly like a dead twig. As a bottom-dweller it sits motionless by day on wood and roots in flowing water and rasps algae and growth with its sucker mouth. The fish is harmless to humans and is known from the aquarium trade.

Frequently asked questions

How do you recognise the Natterer's twig catfish?

The Natterer's twig catfish has an elongate, eel-like body and is mainly brown.

Where does the Natterer's twig catfish live?

The Natterer's twig catfish lives in fresh water and is mostly found around sand or mud bottom. South America: Bolivia, Brazil, Colombia, Ecuador, Guyana, Peru

How big does the Natterer's twig catfish get?

The Natterer's twig catfish grows to a maximum of about 27 cm.

Is the Natterer's twig catfish dangerous to humans?

No, the Natterer's twig catfish 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.

More photos

Natterer's twig catfish (Farlowella nattereri) — Loricariidae — 2
iNaturalist ((c) Dwain Holmes, some rights reserved (CC BY-NC))
Natterer's twig catfish (Farlowella nattereri) — Loricariidae — 3
Wikimedia Commons — Franz Steindachner (1834-1919) (Public domain)
Fin

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All data

Identification

English name
Natterer's twig catfish sourced
Scientific name
Farlowella nattereri
Family
Loricariidae

Appearance

Size class
Medium verified
Max length (cm)
26.5 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Brown sourced
Tail shape
Straight inferred
Mouth position
Inferior (downward) sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Sand / mud bottom sourced
Natural range
South America: Bolivia, Brazil, Colombia, Ecuador, Guyana, Peru sourced
Origin
Native inferred

Behaviour & biology

Diet
Herbivore inferred
Diet (detail)
Algae and plant material inferred
Territorial
No inferred
Activity
Nocturnal inferred
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred

For anglers

Fishing method
Bottom fishing with natural bait (worm, shrimp or fish) on or just above the seabed. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless verified
First aid
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. verified

Status & sources

Sources
FishBase via GBIF (DwC-A), CC-BY-NC 4.0

Same genus Farlowella

More from the family Loricariidae

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