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Andean pupfish (Orestias frontosus) — Cyprinodontidae

Andean pupfish

Orestias frontosus

The Andean pupfish (Orestias frontosus) is a freshwater fish of the family Cyprinodontidae that grows up to 15 cm.

Length
15 cm
Water
Freshwater
Diet
Omnivore
Behaviour
Small groups
Body shape
Elongated (eel-like)
Substrate
Mixed bottom
Danger
Harmless
Range
Andes of South America; cold lakes and streams at altitude.
Edibility
Rarely eaten

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Description

The Andean pupfish is an egg-laying toothcarp (Cyprinodontidae) from the high Andes of South America. The species is small, has an angular, broad head and lacks pelvic fins, which is characteristic of the genus. It inhabits cold, oxygen-rich lakes and streams at high altitude. Unlike annual killifishes it has no drought dormancy. It feeds on small zooplankton, insect larvae and algae. The species is harmless to humans.

Frequently asked questions

How do you recognise the Andean pupfish?

The Andean pupfish has an elongate, eel-like body, is mainly yellow-gold and shows a spots pattern. Broad, angular head and no pelvic fins; small high-mountain killifish of the Andes.

Where does the Andean pupfish live?

The Andean pupfish lives in fresh water and is mostly found around mixed bottom. Andes of South America; cold lakes and streams at altitude.

How big does the Andean pupfish get?

The Andean pupfish grows to a maximum of about 15 cm.

Is the Andean pupfish dangerous to humans?

No, the Andean pupfish is harmless to humans. None required: this species is harmless to humans.

Is the Andean pupfish edible?

The Andean pupfish is rarely eaten.

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All data

Identification

English name
Andean pupfish sourced
Scientific name
Orestias frontosus
Family
Cyprinodontidae

Appearance

Size class
Small verified
Max length (cm)
15.0 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Yellow / gold inferred
Pattern
Spots inferred
Tail shape
Rounded inferred
Mouth position
Superior (upward) inferred
Lips
Thin inferred
Barbels
No sourced
Dorsal fins
One continuous inferred
Dorsal spines
No sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Mixed bottom sourced
Natural range
Andes of South America; cold lakes and streams at altitude. inferred
Origin
Native sourced

Behaviour & biology

Diet
Omnivore sourced
Diet (detail)
Small zooplankton, insect larvae and algae sourced
Social behaviour
Small groups inferred
Territorial
No inferred
Reproduction
Separate sexes sourced
Sexual dimorphism
Yes inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred
Special features
Broad, angular head and no pelvic fins; small high-mountain killifish of the Andes. sourced

For anglers

Edibility
Rarely eaten sourced
Fishing method
Small in size and barely an angling target; mostly caught incidentally or as baitfish. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless sourced
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 Orestias

More from the family Cyprinodontidae

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