Home · Cynoglossidae · Double-lined tongue sole
Double-lined tongue sole (Paraplagusia bilineata) — Cynoglossidae

Double-lined tongue sole

Paraplagusia bilineata
Family: Cynoglossidae
LC · Least Concern

The Double-lined tongue sole (Paraplagusia bilineata) is a brackish-water fish of the family Cynoglossidae that grows up to 32 cm.

Length
31.6 cm
Water
Brackish
Depth
1.0–25.0 m
Diet
Carnivore
Behaviour
Solitary
Body shape
Flat / disc-shaped
Substrate
Sand / mud bottom
Danger
Harmless
Edibility
Commonly eaten

Description

The doublelined tonguesole is a tonguesole (Cynoglossidae) from the Indo-West Pacific. The species has a strongly flattened, tongue-shaped body with both eyes on the left side and fringed lips; the dorsal, caudal and anal fins form a continuous fringe. It inhabits mud and sand bottoms of the continental shelf and enters shallow estuarine waters and tidal rivers. On the bottom it feeds on small worms, crustaceans and molluscs. The species is harmless to humans.

Frequently asked questions

How do you recognise the Double-lined tongue sole?

The Double-lined tongue sole has a flattened, disc-shaped body, is mainly brown and shows a plain pattern.

Where does the Double-lined tongue sole live?

The Double-lined tongue sole lives in brackish water and is mostly found around sand or mud bottom.

How big does the Double-lined tongue sole get?

The Double-lined tongue sole grows to a maximum of about 32 cm. On average the species is around 25 cm.

Is the Double-lined tongue sole dangerous to humans?

No, the Double-lined tongue sole is harmless to humans.

Is the Double-lined tongue sole edible?

Yes, the Double-lined tongue sole is commonly eaten.

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All data

Identification

Dutch name
Tweelijn-tongschar sourced
English name
Double-lined tongue sole verified
Scientific name
Paraplagusia bilineata
Family
Cynoglossidae
Other names
Doublelined tonguesole; Doublelined tongue-sole; Fingerlip tonguesole verified

Appearance

Size class
Medium verified
Max length (cm)
31.6 verified
Average length (cm)
25.0 verified
Body shape
Flat / disc-shaped sourced
Dominant colour
Brown inferred
Pattern
Plain 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
Brackish sourced
Substrate
Sand / mud bottom sourced
Min depth (m)
1.0 verified
Max depth (m)
25.0 verified
Origin
Native sourced

Behaviour & biology

Diet
Carnivore sourced
Social behaviour
Solitary inferred
Territorial
No inferred
Reproduction
Separate sexes sourced
Sexual dimorphism
No inferred

For anglers

Edibility
Commonly eaten sourced
Fishing method
Bodemvissen met natuurlijk aas (worm, garnaal of vis) op of vlak boven de bodem. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless sourced

Status & sources

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

Same genus Paraplagusia

More from the family Cynoglossidae

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