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Dala stone loach (Triplophysa dalaica) — Nemacheilidae

Dala stone loach

Triplophysa dalaica
Family: Nemacheilidae

The Dala stone loach (Triplophysa dalaica) is a freshwater fish of the family Nemacheilidae that grows up to 7 cm.

Length
6.7 cm
Water
Freshwater
Diet
Carnivore
Behaviour
Solitary
Activity
Nocturnal
Body shape
Elongated (eel-like)
Substrate
Stone or rock
Danger
Harmless
Range
Northern China and Mongolia
Edibility
Not eaten

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Description

The Dala stone loach is a small stone loach (Nemacheilidae) from cool, flowing waters of northern China and the Mongolian plateau. The species grows to about 7 cm and has an elongate, sparsely scaled, brown-mottled body with three pairs of barbels around the inferior mouth. As a bottom-dweller it shelters among stones and gravel of mountain streams and searches for insect larvae, small crustaceans and detritus. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Dala stone loach?

The Dala stone loach has an elongate, eel-like body, is mainly brown and shows a marbled pattern. Sparsely scaled body and three pairs of barbels; mountain-stream loach

Where does the Dala stone loach live?

The Dala stone loach lives in fresh water and is mostly found around stony or rocky ground. Northern China and Mongolia

How big does the Dala stone loach get?

The Dala stone loach grows to a maximum of about 7 cm. On average the species is around 4 cm.

Is the Dala stone loach dangerous to humans?

No, the Dala stone loach 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 Dala stone loach edible?

The Dala stone loach is not usually eaten.

More photos

Dala stone loach (Triplophysa dalaica) — Nemacheilidae — 2
iNaturalist ((c) Jamie Bennett, some rights reserved (CC BY-NC))
Dala stone loach (Triplophysa dalaica) — Nemacheilidae — 3
iNaturalist ((c) junchannel, some rights reserved (CC BY-NC))
Dala stone loach (Triplophysa dalaica) — Nemacheilidae — 4
iNaturalist ((c) 昆虫学liuye, some rights reserved (CC BY-NC))
Dala stone loach (Triplophysa dalaica) — Nemacheilidae — 5
iNaturalist ((c) satellitewu, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Dala stone loach sourced
Scientific name
Triplophysa dalaica
Family
Nemacheilidae

Appearance

Size class
Small verified
Max length (cm)
6.7 verified
Average length (cm)
4.0 sourced
Body shape
Elongated (eel-like) sourced
Dominant colour
Brown sourced
Pattern
Marbled sourced
Tail shape
Straight inferred
Mouth position
Inferior (downward) sourced
Lips
Thin sourced
Barbels
Yes sourced
Dorsal fins
One continuous sourced
Dorsal spines
No sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Stone or rock sourced
Natural range
Northern China and Mongolia sourced
Origin
Native sourced

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Insect larvae, small crustaceans and detritus inferred
Social behaviour
Solitary sourced
Territorial
No sourced
Activity
Nocturnal sourced
Reproduction
Separate sexes sourced
Sexual dimorphism
No sourced
Seasonality
Mountain-stream stone loach; present year-round. sourced
Special features
Sparsely scaled body and three pairs of barbels; mountain-stream loach sourced

For anglers

Edibility
Not eaten sourced
Fishing method
Not a target species for angling; at most an incidental catch or usable as baitfish. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless verified
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 Triplophysa

More from the family Nemacheilidae

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