Home · Ictaluridae · Freckled madtom
Freckled madtom (Noturus nocturnus) — Ictaluridae

Freckled madtom

Noturus nocturnus
Family: Ictaluridae
LC · Least Concern

The Freckled madtom (Noturus nocturnus) is a freshwater fish of the family Ictaluridae that grows up to 15 cm.

Length
15 cm
Water
Freshwater
Diet
Carnivore
Behaviour
Solitary
Activity
Nocturnal
Body shape
Elongated (eel-like)
Substrate
Sand / mud bottom
Danger
Can cause injury
Edibility
Not eaten

Description

The freckled madtom is a small catfish from the southern and central United States, in muddy, slow-flowing rivers and streams of the Mississippi basin. The species grows to about 15 cm and has a stocky, grey-brown body with fine dark freckling, barbels and an adipose fin. Like other madtoms it has a venom gland at the pectoral spine; a sting is painful like a bee sting. It is nocturnal and eats insect larvae and small invertebrates. The IUCN assesses the species as Least Concern (LC).

Frequently asked questions

How do you recognise the Freckled madtom?

The Freckled madtom has an elongate, eel-like body, is mainly brown and shows a spots pattern.

Where does the Freckled madtom live?

The Freckled madtom lives in fresh water and is mostly found around sand or mud bottom.

How big does the Freckled madtom get?

The Freckled madtom grows to a maximum of about 15 cm. On average the species is around 5 cm.

Is the Freckled madtom dangerous to humans?

The Freckled madtom can cause injury; handle it with care.

Is the Freckled madtom edible?

The Freckled madtom is not usually eaten.

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All data

Identification

Dutch name
Sproetdwergmeerval verified
English name
Freckled madtom verified
Scientific name
Noturus nocturnus
Family
Ictaluridae

Appearance

Size class
Small verified
Max length (cm)
15.0 verified
Average length (cm)
4.6 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Brown inferred
Pattern
Spots sourced
Tail shape
Rounded inferred
Mouth position
Terminal sourced
Lips
Thin sourced
Barbels
Yes sourced
Dorsal fins
One continuous sourced
Dorsal spines
Yes sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Sand / mud bottom sourced
Origin
Native verified

Behaviour & biology

Diet
Carnivore sourced
Social behaviour
Solitary sourced
Territorial
No sourced
Activity
Nocturnal sourced
Reproduction
Separate sexes sourced
Sexual dimorphism
No sourced
levensduur_max_jaar
4.0 verified

For anglers

Edibility
Not eaten sourced
Fishing method
Geen doelsoort voor de hengelsport; hooguit incidentele vangst of bruikbaar als aasvisje. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Can cause injury verified

Status & sources

Sources
FishBase via GBIF (DwC-A), CC-BY-NC 4.0

Same genus Noturus

More from the family Ictaluridae

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