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Plains minnow (Hybognathus placitus) — Cyprinidae

Plains minnow

Hybognathus placitus
Family: Cyprinidae

The Plains minnow (Hybognathus placitus) is a brackish-water fish of the family Cyprinidae that grows up to 13 cm.

Length
13 cm
Water
Brackish
Diet
Omnivore
Activity
Diurnal
Body shape
Torpedo-shaped
Substrate
Sand / mud bottom
Danger
Harmless
Range
North America: Canada, USA

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Description

The plains minnow is a small minnow (Leuciscidae) from turbid rivers and streams of the Great Plains in the central United States. The species grows to about 13 cm and has a stocky, silvery body with a blunt snout and a long, coiled gut for digesting plant material. As a bottom-oriented omnivore it eats algae, organic silt and detritus. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Plains minnow?

The Plains minnow has a torpedo-shaped body and is mainly silver-grey.

Where does the Plains minnow live?

The Plains minnow lives in brackish water and is mostly found around sand or mud bottom. North America: Canada, USA

How big does the Plains minnow get?

The Plains minnow grows to a maximum of about 13 cm. On average the species is around 7 cm.

Is the Plains minnow dangerous to humans?

No, the Plains 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.

More photos

Plains minnow (Hybognathus placitus) — Cyprinidae — 2
iNaturalist ((c) Fishes of Texas team, some rights reserved (CC BY-SA))
Plains minnow (Hybognathus placitus) — Cyprinidae — 3
iNaturalist ((c) Fishes of Texas team, some rights reserved (CC BY-SA))
Plains minnow (Hybognathus placitus) — Cyprinidae — 4
iNaturalist ((c) Owen Reeves, some rights reserved (CC BY-NC))
Plains minnow (Hybognathus placitus) — Cyprinidae — 5
iNaturalist ((c) Owen Reeves, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Plains minnow sourced
Scientific name
Hybognathus placitus
Family
Cyprinidae
Other names
Plains minnow verified

Appearance

Size class
Small verified
Max length (cm)
13.0 verified
Average length (cm)
7.0 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Silver / grey sourced
Tail shape
Forked inferred

Habitat & distribution

Water type
Brackish sourced
Substrate
Sand / mud bottom sourced
Natural range
North America: Canada, USA 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

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 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 Hybognathus

More from the family Cyprinidae

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