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Poll's squeaker (Synodontis polli) — Mochokidae

Poll's squeaker

Synodontis polli
Family: Mochokidae
LC · Least Concern

The Poll's squeaker (Synodontis polli) is a freshwater fish of the family Mochokidae that grows up to 15 cm.

Length
14.8 cm
Water
Freshwater
Diet
Omnivore
Behaviour
Large groups
Activity
Nocturnal
Body shape
Torpedo-shaped
Substrate
Mixed bottom
Danger
Harmless
Range
Endemic to Lake Tanganyika in East Africa; open water and bottom.
Edibility
Rarely eaten

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Description

Poll's squeaker is a synodontis catfish (Mochokidae) endemic to Lake Tanganyika in East Africa. The species has a stocky, scaleless body with a flattened belly, three pairs of barbels and stout, serrated fin spines. It lives in schools in the open water layers and above the bottom of the lake, where it forages on zooplankton, insect larvae and small invertebrates. Like other synodontis it can make a creaking sound when disturbed. It is popular in the aquarium hobby. The serrated fin spines can give a painful puncture wound.

Frequently asked questions

How do you recognise the Poll's squeaker?

The Poll's squeaker has a torpedo-shaped body, is mainly brown and shows a spots pattern. Endemic, shoal-forming synodontis of Lake Tanganyika; aquarium fish.

Where does the Poll's squeaker live?

The Poll's squeaker lives in fresh water and is mostly found around mixed bottom. Endemic to Lake Tanganyika in East Africa; open water and bottom.

How big does the Poll's squeaker get?

The Poll's squeaker grows to a maximum of about 15 cm.

Is the Poll's squeaker dangerous to humans?

No, the Poll's squeaker is harmless to humans. Not venomous, but the stout, serrated pectoral and dorsal fin spines can inflict a painful puncture wound. Clean the wound thoroughly and seek medical care if it becomes infected.

Is the Poll's squeaker edible?

The Poll's squeaker is rarely eaten.

More photos

Poll's squeaker (Synodontis polli) — Mochokidae — 2
SAIAB (CC BY 4.0) via GBIF — SAIAB
Poll's squeaker (Synodontis polli) — Mochokidae — 3
iNaturalist ((c) Garrett, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Poll's squeaker sourced
Scientific name
Synodontis polli
Family
Mochokidae

Appearance

Size class
Small verified
Max length (cm)
14.8 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Brown inferred
Pattern
Spots inferred
Tail shape
Forked inferred
Mouth position
Inferior (downward) inferred
Lips
Thick / fleshy inferred
Barbels
Yes sourced
Dorsal fins
One continuous inferred
Dorsal spines
Yes sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Mixed bottom sourced
Natural range
Endemic to Lake Tanganyika in East Africa; open water and bottom. inferred
Origin
Native sourced

Behaviour & biology

Diet
Omnivore sourced
Diet (detail)
Zooplankton, insect larvae and small invertebrates sourced
Social behaviour
Large groups inferred
Territorial
No inferred
Activity
Nocturnal inferred
Reproduction
Separate sexes sourced
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred
Special features
Endemic, shoal-forming synodontis of Lake Tanganyika; aquarium fish. sourced

For anglers

Edibility
Rarely eaten sourced
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 sourced
First aid
Not venomous, but the stout, serrated pectoral and dorsal fin spines can inflict a painful puncture wound. Clean the wound thoroughly and seek medical care if it becomes infected. sourced

Status & sources

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

Same genus Synodontis

More from the family Mochokidae

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