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Striped anostomus (Anostomus brevior) — Anostomidae

Striped anostomus

Anostomus brevior
Family: Anostomidae
LC · Least Concern

The Striped anostomus (Anostomus brevior) is a freshwater fish of the family Anostomidae that grows up to 12 cm.

Length
12 cm
Water
Freshwater
Diet
Omnivore
Behaviour
Small groups
Activity
Diurnal
Body shape
Elongated (eel-like)
Substrate
Stone or rock
Danger
Harmless
Range
Fresh water of northern South America (the Guianas and the Orinoco region), in clear, flowing rivers and creeks.
Edibility
Not eaten

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Description

The striped anostomus is a slender, elongate characin of the family Anostomidae (headstanders) reaching about 12 cm. The body bears striking golden-yellow and black lengthwise stripes and has a small, upturned mouth. Like other headstanders it often swims at an angle with the head down, a posture suited to nibbling growth off stones and wood and searching among crevices. The species comes from northern South America, the Guianas and the Orinoco region, and lives in clear, flowing rivers and creeks. As an omnivore it eats algae and growth, supplemented with small invertebrates. In the rainy season it spawns. For its handsome stripes it is popular in the aquarium hobby.

Frequently asked questions

How do you recognise the Striped anostomus?

The Striped anostomus has an elongate, eel-like body, is mainly yellow-gold and shows a horizontal stripes pattern. Slender, elongate small characin with golden-yellow and black longitudinal stripes and a small, upturned mouth; often swims at an angle with the head down.

Where does the Striped anostomus live?

The Striped anostomus lives in fresh water and is mostly found around stony or rocky ground. Fresh water of northern South America (the Guianas and the Orinoco region), in clear, flowing rivers and creeks.

How big does the Striped anostomus get?

The Striped anostomus grows to a maximum of about 12 cm.

Is the Striped anostomus dangerous to humans?

No, the Striped anostomus is harmless to humans. None required: this species is harmless to humans.

Is the Striped anostomus edible?

The Striped anostomus is not usually eaten.

More photos

Striped anostomus (Anostomus brevior) — Anostomidae — 2
iNaturalist ((c) Vincent Rufray, some rights reserved (CC BY-NC))
Striped anostomus (Anostomus brevior) — Anostomidae — 3
iNaturalist ((c) Julien Renoult, some rights reserved (CC BY))
Fin

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All data

Identification

English name
Striped anostomus verified
Scientific name
Anostomus brevior
Family
Anostomidae

Appearance

Size class
Small verified
Max length (cm)
12.0 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Yellow / gold sourced
Pattern
Horizontal stripes sourced
Tail shape
Forked inferred
Mouth position
Superior (upward) inferred
Lips
Thick / fleshy inferred
Barbels
No verified
Dorsal fins
One continuous sourced
Dorsal spines
No verified

Habitat & distribution

Water type
Freshwater verified
Substrate
Stone or rock verified
Natural range
Fresh water of northern South America (the Guianas and the Orinoco region), in clear, flowing rivers and creeks. verified
Origin
Native verified

Behaviour & biology

Diet
Omnivore verified
Diet (detail)
Algae and biofilm, with small invertebrates, nibbled from stones and wood sourced
Social behaviour
Small groups verified
Territorial
Yes verified
Activity
Diurnal inferred
Reproduction
Separate sexes verified
Sexual dimorphism
No verified
Seasonality
Spawns in the rainy season; eggs and larvae drift in open water. sourced
Special features
Slender, elongate small characin with golden-yellow and black longitudinal stripes and a small, upturned mouth; often swims at an angle with the head down. sourced

For anglers

Edibility
Not eaten verified
Fishing method
Not a target species for angling; at most an incidental catch or usable as baitfish. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless verified
First aid
None required: this species is harmless to humans. sourced

Status & sources

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

Same genus Anostomus

More from the family Anostomidae

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