Home · Gyrinocheilidae · Chinese algae eater
Chinese algae eater (Gyrinocheilus aymonieri) — Gyrinocheilidae

Chinese algae eater

Gyrinocheilus aymonieri
NativeIntroduced

The Chinese algae eater (Gyrinocheilus aymonieri) is a freshwater fish of the family Gyrinocheilidae that grows up to 28 cm.

Length
28 cm
Water
Freshwater
Diet
Herbivore
Body shape
Elongated (eel-like)
Substrate
Sand / mud bottom
Danger
Harmless
Range
Asia: Cambodia, China, Laos, Viet Nam, Thailand
Edibility
Commonly eaten

Want the complete picture on the Chinese algae eater?

Get the app

Description

The Chinese algae eater is a cyprinid relative (Gyrinocheilidae) from clear, flowing rivers of Southeast Asia. The species grows to about 28 cm and has an elongate body and a sucker mouth with horny edges with which it clings to stones and rasps off algae; through special gill openings it breathes while the mouth is attached. As a bottom-oriented grazer it eats aufwuchs, algae and detritus. The fish is harmless to humans and is known from the aquarium trade.

Frequently asked questions

How do you recognise the Chinese algae eater?

The Chinese algae eater has an elongate, eel-like body and is mainly brown.

Where does the Chinese algae eater live?

The Chinese algae eater lives in fresh water and is mostly found around sand or mud bottom. Asia: Cambodia, China, Laos, Viet Nam, Thailand

How big does the Chinese algae eater get?

The Chinese algae eater grows to a maximum of about 28 cm.

Is the Chinese algae eater dangerous to humans?

No, the Chinese algae eater 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 Chinese algae eater edible?

Yes, the Chinese algae eater is commonly eaten.

More photos

Chinese algae eater (Gyrinocheilus aymonieri) — Gyrinocheilidae — 2
Wikimedia Commons — Pseudogastromyzon (Public domain)
Chinese algae eater (Gyrinocheilus aymonieri) — Gyrinocheilidae — 3
iNaturalist ((c) H.T.Cheng, some rights reserved (CC BY-NC))
Chinese algae eater (Gyrinocheilus aymonieri) — Gyrinocheilidae — 4
Wikimedia Commons — Schumi4ever (CC BY-SA 4.0)
Chinese algae eater (Gyrinocheilus aymonieri) — Gyrinocheilidae — 5
Wikimedia Commons — Gourami Watcher (CC BY-SA 3.0)
Fin

Want the complete picture on the Chinese algae eater?

Point your camera at the fish and Fin names the species in seconds. Free, and the Chinese algae eater is one of 12,519 species in the app.

Get the app →

All data

Identification

English name
Chinese algae eater sourced
Scientific name
Gyrinocheilus aymonieri
Family
Gyrinocheilidae
Other names
Algae eater; Biforated carp; Chinese algae-eater; Indian algae eater; Siamese algae eater; Siamese algae-eater; Siamese headbreather; Sucker loach; Sucking catfish; Sucking loa; Sucking loach verified

Appearance

Size class
Medium verified
Max length (cm)
28.0 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Brown sourced
Tail shape
Forked inferred
Mouth position
Inferior (downward) sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Sand / mud bottom sourced
Natural range
Asia: Cambodia, China, Laos, Viet Nam, Thailand sourced
Origin
Native inferred

Behaviour & biology

Diet
Herbivore sourced
Diet (detail)
Algae, seaweeds and plant material inferred
Territorial
No inferred
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred

For anglers

Edibility
Commonly eaten inferred
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 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
Fin

Want the complete picture on the Chinese algae eater?

Point your camera at the fish and Fin names the species in seconds. Free, and the Chinese algae eater is one of 12,519 species in the app.

Get the app →
Is this the Chinese algae eater? Get the app