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Arabian pupfish (Aphanius dispar) — Cyprinodontidae

Arabian pupfish

Aphanius dispar
LC · Least Concern
NativeIntroduced

The Arabian pupfish (Aphanius dispar) is a fish that lives in both fresh and salt water of the family Cyprinodontidae that grows up to 6 cm.

Length
5.5 cm
Water
Euryhaline
Diet
Omnivore
Behaviour
Small groups
Activity
Diurnal
Substrate
Sand / mud bottom
Danger
Harmless
Range
Middle East, around the Arabian Peninsula, the Red Sea and adjacent waters.
Edibility
Not eaten

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Description

The Arabian pupfish is a small egg-laying fish of the family Aphaniidae from the Middle East, around the Arabian Peninsula and the Red Sea. The species reaches only about 5 cm and is remarkably salt-tolerant: it lives in fresh water, oases, brackish lagoons and even hypersaline coastal pools. Males are silvery-blue with dark cross-bars, females duller. It is an omnivore feeding on algae, detritus and small invertebrates, including mosquito larvae, so the species locally helps with mosquito control. It occurs in small groups near the bottom.

Frequently asked questions

How do you recognise the Arabian pupfish?

The Arabian pupfish is mainly silver-grey and shows a vertical stripes pattern. Remarkably salt-tolerant (fresh to hypersaline); eats mosquito larvae and helps locally with mosquito control.

Where does the Arabian pupfish live?

The Arabian pupfish lives in both fresh and salt water and is mostly found around sand or mud bottom. Middle East, around the Arabian Peninsula, the Red Sea and adjacent waters.

How big does the Arabian pupfish get?

The Arabian pupfish grows to a maximum of about 6 cm.

Is the Arabian pupfish dangerous to humans?

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

Is the Arabian pupfish edible?

The Arabian pupfish is not usually eaten.

More photos

Arabian pupfish (Aphanius dispar) — Cyprinodontidae — 2
iNaturalist ((c) Leoš Smutný a Antonín Horáček, some rights reserved (CC BY-NC))
Arabian pupfish (Aphanius dispar) — Cyprinodontidae — 3
iNaturalist ((c) Jonathan Newman, some rights reserved (CC BY-NC))
Arabian pupfish (Aphanius dispar) — Cyprinodontidae — 4
Wikimedia Commons — Boulenger, George Albert; Loat, L. (Public domain)
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All data

Identification

English name
Arabian pupfish sourced
Scientific name
Aphanius dispar
Family
Cyprinodontidae
Other names
Red sea killifish

Appearance

Size class
Small
Max length (cm)
5.5 sourced
Dominant colour
Silver / grey inferred
Pattern
Vertical bars 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
Euryhaline sourced
Substrate
Sand / mud bottom sourced
Natural range
Middle East, around the Arabian Peninsula, the Red Sea and adjacent waters. inferred
Origin
Native sourced

Behaviour & biology

Diet
Omnivore sourced
Diet (detail)
Algae, detritus and small invertebrates, including midge larvae sourced
Social behaviour
Small groups inferred
Territorial
Yes inferred
Activity
Diurnal inferred
Reproduction
Separate sexes sourced
Sexual dimorphism
Yes inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred
Special features
Remarkably salt-tolerant (fresh to hypersaline); eats mosquito larvae and helps locally with mosquito control. sourced

For anglers

Edibility
Not eaten sourced
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 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 Aphanius

More from the family Cyprinodontidae

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