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Silverjaw minnow (Ericymba buccata) — Cyprinidae

Silverjaw minnow

Ericymba buccata
Family: Cyprinidae

The Silverjaw minnow (Ericymba buccata) is a freshwater fish of the family Cyprinidae that grows up to 10 cm.

Length
9.8 cm
Water
Freshwater
Diet
Carnivore
Behaviour
Schooling
Activity
Diurnal
Body shape
Torpedo-shaped
Substrate
Sand / mud bottom
Danger
Harmless
Range
Eastern North America, in shallow sandy riffles and channels of streams and small to medium-sized rivers.
Edibility
Not eaten

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Description

The silverjaw minnow is a small North American minnow (family Leuciscidae). The species reaches about 10 cm and has a slender, silvery body with conspicuous, cavity-filled silvery cheek bones that are part of an extensive sensory canal system. It inhabits shallow sandy riffles and raceways of creeks and small to medium rivers. Its diet consists of small crustaceans such as water fleas and copepods, and at night also midge larvae. The species lives in schools and is harmless to humans; because of its small size it is of no fishery value.

Frequently asked questions

How do you recognise the Silverjaw minnow?

The Silverjaw minnow has a torpedo-shaped body, is mainly silver-grey and shows a plain pattern. Striking silvery cheek bones filled with cavities (sensory canals); lives on sandy bottoms.

Where does the Silverjaw minnow live?

The Silverjaw minnow lives in fresh water and is mostly found around sand or mud bottom. Eastern North America, in shallow sandy riffles and channels of streams and small to medium-sized rivers.

How big does the Silverjaw minnow get?

The Silverjaw minnow grows to a maximum of about 10 cm. On average the species is around 4 cm.

Is the Silverjaw minnow dangerous to humans?

No, the Silverjaw minnow is harmless to humans. None required: this species is harmless to humans.

Is the Silverjaw minnow edible?

The Silverjaw minnow is not usually eaten.

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All data

Identification

English name
Silverjaw minnow sourced
Scientific name
Ericymba buccata
Family
Cyprinidae

Appearance

Size class
Small verified
Max length (cm)
9.8 sourced
Average length (cm)
3.8 sourced
Body shape
Torpedo-shaped sourced
Dominant colour
Silver / grey inferred
Pattern
Plain inferred
Tail shape
Forked inferred
Mouth position
Inferior (downward) inferred
Lips
Thin inferred
Barbels
No sourced
Dorsal fins
One continuous inferred
Dorsal spines
No sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Sand / mud bottom sourced
Natural range
Eastern North America, in shallow sandy riffles and channels of streams and small to medium-sized rivers. inferred
Origin
Native sourced

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Small crustaceans (water fleas, copepods) and midge larvae sourced
Social behaviour
Schooling inferred
Territorial
No inferred
Activity
Diurnal inferred
Reproduction
Separate sexes sourced
Sexual dimorphism
No inferred
levensduur_max_jaar
3.0 sourced
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred
Special features
Striking silvery cheek bones filled with cavities (sensory canals); lives on sandy bottoms. 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

More from the family Cyprinidae

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