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Suckermouth redhorse (Moxostoma pappillosum) — Catostomidae

Suckermouth redhorse

Moxostoma pappillosum
Family: Catostomidae
LC · Least Concern

The Suckermouth redhorse (Moxostoma pappillosum) is a freshwater fish of the family Catostomidae that grows up to 45 cm.

Length
45 cm
Water
Freshwater
Diet
Omnivore
Behaviour
Small groups
Body shape
Elongated (eel-like)
Substrate
Sand / mud bottom
Danger
Harmless
Range
Southeastern USA; rocky runs and pools of rivers.
Edibility
Rarely eaten

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Description

The suckermouth redhorse is a sucker (Catostomidae) from the southeastern United States. The species grows to about 50 cm and has an elongate body with a downward-pointing, fleshy sucker mouth with papillose lips, to which the name refers. It inhabits rocky runs and mud- to rock-bottomed pools of small rivers, and also impoundments. With its sucker mouth it sifts insect larvae, small invertebrates and detritus from the bottom. The species is harmless to humans.

Frequently asked questions

How do you recognise the Suckermouth redhorse?

The Suckermouth redhorse has an elongate, eel-like body, is mainly silver-grey and shows a plain pattern. Fleshy sucker mouth with papilla-rich lips; sifts the bottom in rocky flow channels.

Where does the Suckermouth redhorse live?

The Suckermouth redhorse lives in fresh water and is mostly found around sand or mud bottom. Southeastern USA; rocky runs and pools of rivers.

How big does the Suckermouth redhorse get?

The Suckermouth redhorse grows to a maximum of about 45 cm. On average the species is around 29 cm.

Is the Suckermouth redhorse dangerous to humans?

No, the Suckermouth redhorse is harmless to humans. None required: this species is harmless to humans.

Is the Suckermouth redhorse edible?

The Suckermouth redhorse is rarely eaten.

More photos

Suckermouth redhorse (Moxostoma pappillosum) — Catostomidae — 2
iNaturalist ((c) pmk00001, some rights reserved (CC BY-NC))
Suckermouth redhorse (Moxostoma pappillosum) — Catostomidae — 3
Wikimedia Commons — Hugh McCormick Smith (Public domain)
Suckermouth redhorse (Moxostoma pappillosum) — Catostomidae — 4
Joshua Rains (CC BY-NC 4.0) via GBIF — iNaturalist
Suckermouth redhorse (Moxostoma pappillosum) — Catostomidae — 5
iNaturalist ((c) Joshua Rains, some rights reserved (CC BY-NC))
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All data

Identification

English name
Suckermouth redhorse verified
Scientific name
Moxostoma pappillosum
Family
Catostomidae
Other names
V-lip redhorse verified

Appearance

Size class
Large verified
Max length (cm)
45.0 verified
Average length (cm)
28.5 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Silver / grey inferred
Pattern
Plain inferred
Tail shape
Forked inferred
Mouth position
Inferior (downward) inferred
Lips
Thick / fleshy 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
Southeastern USA; rocky runs and pools of rivers. inferred
Origin
Native sourced

Behaviour & biology

Diet
Omnivore sourced
Diet (detail)
Insect larvae, small invertebrates and detritus sourced
Social behaviour
Small groups inferred
Territorial
No inferred
Reproduction
Separate sexes sourced
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred
Special features
Fleshy sucker mouth with papilla-rich lips; sifts the bottom in rocky flow channels. sourced

For anglers

Edibility
Rarely eaten sourced
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 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 Moxostoma

More from the family Catostomidae

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