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Trunkfish (Campylomormyrus tamandua) — Mormyridae

Trunkfish

Campylomormyrus tamandua
Family: Mormyridae
LC · Least Concern

The Trunkfish (Campylomormyrus tamandua) is a freshwater fish of the family Mormyridae that grows up to 43 cm.

Length
43 cm
Water
Freshwater
Diet
Carnivore
Behaviour
Solitary
Body shape
Torpedo-shaped
Substrate
Sand / mud bottom
Danger
Harmless
Range
Freshwater of the Congo basin and West Africa.
Edibility
Rarely eaten

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Description

Campylomormyrus tamandua, the wormjawed mormyrid, is an African elephantfish of the family Mormyridae from the Congo basin and West Africa. The species owes its name to its strongly elongate, thin, downward-curved snout, resembling a little worm, with which it probes mud and crevices for insect larvae and small invertebrates. The body is elongate and dark and reaches about 43 cm. Like other mormyrids the fish has a weak electric organ with which it orients itself and communicates; the discharges are sensitive to hormones. The species is of limited local fishery importance.

Frequently asked questions

How do you recognise the Trunkfish?

The Trunkfish has a torpedo-shaped body, is mainly brown and shows a plain pattern. Greatly elongated, worm-like snout and a weak electric organ for searching in mud.

Where does the Trunkfish live?

The Trunkfish lives in fresh water and is mostly found around sand or mud bottom. Freshwater of the Congo basin and West Africa.

How big does the Trunkfish get?

The Trunkfish grows to a maximum of about 43 cm.

Is the Trunkfish dangerous to humans?

No, the Trunkfish 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 Trunkfish edible?

The Trunkfish is rarely eaten.

More photos

Trunkfish (Campylomormyrus tamandua) — Mormyridae — 2
iNaturalist ((c) John P Friel, some rights reserved (CC BY))
Trunkfish (Campylomormyrus tamandua) — Mormyridae — 3
iNaturalist ((c) H.Grenier, some rights reserved (CC BY-NC))
Trunkfish (Campylomormyrus tamandua) — Mormyridae — 4
Wikimedia Commons — J. Jury (Public domain)
Trunkfish (Campylomormyrus tamandua) — Mormyridae — 5
iNaturalist ((c) H.Grenier, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Trunkfish verified
Scientific name
Campylomormyrus tamandua
Family
Mormyridae
Other names
Trunkfish; Wormjawed mormyrid verified

Appearance

Size class
Large verified
Max length (cm)
43.0 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Brown 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
Freshwater of the Congo basin and West Africa. inferred
Origin
Native sourced

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Insect larvae and small invertebrates sourced
Social behaviour
Solitary 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
Greatly elongated, worm-like snout and a weak electric organ for searching in mud. 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
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 Campylomormyrus

More from the family Mormyridae

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