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Pearlfish (Rutilus meidingeri) — Cyprinidae

Pearlfish

Rutilus meidingeri
Family: Cyprinidae
VU · Vulnerable

The Pearlfish (Rutilus meidingeri) is a freshwater fish of the family Cyprinidae that grows up to 70 cm.

Length
70 cm
Water
Freshwater
Diet
Omnivore
Behaviour
Schooling
Activity
Diurnal
Body shape
Torpedo-shaped
Substrate
Open water
Danger
Harmless
Range
Endemic to the large pre-alpine lakes of Central Europe, such as the Attersee, Traunsee and Chiemsee, in deep, cool water; migrates to the inflowing rivers to spawn.
Edibility
Commonly eaten

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Description

The pearlfish is a large, robust cyprinid of the family Cyprinidae (Leuciscidae) reaching about 70 cm. It resembles a stout roach, with a deep, silvery-grey body and a forked tail. The species is endemic to the large pre-Alpine lakes of central Europe, such as the Attersee, Traunsee and Chiemsee, where it lives in schools in deep, cool water. As an omnivore it eats molluscs, insect larvae, crustaceans and plant material. In spring it ascends from the lake into the inflowing rivers to spawn on gravel; the males then develop a coarse, white rash of pearly tubercles, from which the species takes its name. Through its limited range, dams and water pollution it has declined and is assessed as Vulnerable (VU).

Frequently asked questions

How do you recognise the Pearlfish?

The Pearlfish has a torpedo-shaped body, is mainly silver-grey and shows a plain pattern. Large, robust cyprinid that resembles a stout roach; in the spawning season the males develop a coarse white spawning rash of breeding tubercles.

Where does the Pearlfish live?

The Pearlfish lives in fresh water and is mostly found around open water. Endemic to the large pre-alpine lakes of Central Europe, such as the Attersee, Traunsee and Chiemsee, in deep, cool water; migrates to the inflowing rivers to spawn.

How big does the Pearlfish get?

The Pearlfish grows to a maximum of about 70 cm.

Is the Pearlfish dangerous to humans?

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

Is the Pearlfish edible?

Yes, the Pearlfish is commonly eaten.

More photos

Pearlfish (Rutilus meidingeri) — Cyprinidae — 2
iNaturalist ((c) datenratte, some rights reserved (CC BY-NC))
Pearlfish (Rutilus meidingeri) — Cyprinidae — 3
iNaturalist ((c) datenratte, some rights reserved (CC BY-NC))
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All data

Identification

English name
Pearlfish inferred
Scientific name
Rutilus meidingeri
Family
Cyprinidae
Other names
Black Sea roach sourced

Appearance

Size class
Large verified
Max length (cm)
70.0 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Silver / grey sourced
Pattern
Plain sourced
Tail shape
Forked inferred
Mouth position
Terminal inferred
Lips
Thin inferred
Barbels
No verified
Dorsal fins
One continuous sourced
Dorsal spines
No verified

Habitat & distribution

Water type
Freshwater verified
Substrate
Open water verified
Natural range
Endemic to the large pre-alpine lakes of Central Europe, such as the Attersee, Traunsee and Chiemsee, in deep, cool water; migrates to the inflowing rivers to spawn. verified
Origin
Native verified

Behaviour & biology

Diet
Omnivore verified
Diet (detail)
Molluscs, insect larvae, crustaceans and plant material sourced
Social behaviour
Schooling verified
Territorial
No verified
Activity
Diurnal inferred
Reproduction
Separate sexes verified
Sexual dimorphism
Yes verified
Seasonality
Migrates from the lake up the rivers in spring to spawn on gravel; the male then develops pearly breeding tubercles. sourced
Special features
Large, robust cyprinid that resembles a stout roach; in the spawning season the males develop a coarse white spawning rash of breeding tubercles. sourced

For anglers

Edibility
Commonly eaten verified
Fishing method
Angling with lures or (dead/live) baitfish by trolling, casting or drift fishing in open water. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless verified
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 Rutilus

More from the family Cyprinidae

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