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Sword minnow (Macrochirichthys macrochirus) — Cyprinidae

Sword minnow

Macrochirichthys macrochirus
Family: Cyprinidae

The Sword minnow (Macrochirichthys macrochirus) is a freshwater fish of the family Cyprinidae that grows up to 100 cm.

Length
100 cm
Water
Freshwater
Diet
Omnivore
Activity
Diurnal
Body shape
Elongated (eel-like)
Substrate
Mixed bottom
Danger
Harmless
Range
Asia: Cambodia, China, Indonesia, Laos, Malaysia, Viet Nam and others
Edibility
Commonly eaten

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Description

The sword minnow is a large predatory cyprinid (Cyprinidae) from large rivers and lakes of Southeast Asia, including the Mekong basin. The species grows to about 1 metre and has a strongly compressed, bright-silvery, sabre-shaped body with a sharply upturned mouth and large pectoral fins. As a fast open-water hunter it darts at small fish. It is a food fish. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Sword minnow?

The Sword minnow has an elongate, eel-like body and is mainly silver-grey.

Where does the Sword minnow live?

The Sword minnow lives in fresh water and is mostly found around mixed bottom. Asia: Cambodia, China, Indonesia, Laos, Malaysia, Viet Nam and others

How big does the Sword minnow get?

The Sword minnow grows to a maximum of about 100 cm. On average the species is around 35 cm.

Is the Sword minnow dangerous to humans?

No, the Sword minnow 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.

Is the Sword minnow edible?

Yes, the Sword minnow is commonly eaten.

More photos

Sword minnow (Macrochirichthys macrochirus) — Cyprinidae — 2
iNaturalist ((c) sharkdevotee, some rights reserved (CC BY-NC))
Sword minnow (Macrochirichthys macrochirus) — Cyprinidae — 3
iNaturalist ((c) Iman Akbar, some rights reserved (CC BY-NC-SA))
Sword minnow (Macrochirichthys macrochirus) — Cyprinidae — 4
Florida Museum of Natural History Ichthyology (CC BY-NC 4.0) via GBIF — UF
Sword minnow (Macrochirichthys macrochirus) — Cyprinidae — 5
iNaturalist ((c) Muhammad Iqbal, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Sword minnow sourced
Scientific name
Macrochirichthys macrochirus
Family
Cyprinidae
Other names
Long pectoral-fin minnow; Sward minnow verified

Appearance

Size class
Extra large verified
Max length (cm)
100.0 verified
Average length (cm)
35.0 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Silver / grey sourced
Tail shape
Forked inferred
Mouth position
Superior (upward) sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Mixed bottom sourced
Natural range
Asia: Cambodia, China, Indonesia, Laos, Malaysia, Viet Nam and others sourced
Origin
Native inferred

Behaviour & biology

Diet
Omnivore inferred
Diet (detail)
Invertebrates, algae and detritus inferred
Territorial
No inferred
Activity
Diurnal inferred
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred

For anglers

Edibility
Commonly eaten inferred
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

More from the family Cyprinidae

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