Lagowski's minnow (Rhynchocypris lagowskii)

Family: Cyprinidae

Lagowski's minnow — a Cyprinidae from Amur basin, calm, undemanding and well-suited to community life. Reaches 13.9–20.4 cm; small groups recommended. 15–23 °C.

Care parameters

Water temperature
15–23 °C
pH
6.5–7.5
GH hardness
5–15 dGH
Adult length
13.9–20.4 cm
Minimum tank
499 L
Water layer
Active throughout the water column
Difficulty
Moderate
Temperament
Calm, undemanding and well-suited to community life
Origin
Amur basin

Species overview

Rhynchocypris lagowskii, a member of the family Cyprinidae, comes from Amur basin, where it inhabits clear streams and rivers over gravel. Calm, undemanding and well-suited to community life and unfussy omnivore; varied diet keeps condition, it grows to 13.9–20.4 cm and adapts well to a properly set-up aquarium in the 15–23 °C range. Other Rhynchocypris species in our database include Rhynchocypris oxycephalus, Rhynchocypris percnurus.

Native biotope

Habitat
Clear streams and rivers over gravel
Flow
Moderate, well-oxygenated current
Dissolved O₂
Appreciates well-oxygenated water

Aquascape & hardware

Substrate
Fine gravel and sand
Hardscape
Water-worn stones and driftwood
Plants
Hardy rooted plants along the margins

Temperament, diet & tankmates

Schooling
Small groups recommended
Diet
Unfussy omnivore; varied diet keeps condition
Recommended tankmates
  • Robust schooling cyprinids — Add activity without conflict
Avoid keeping with
  • Much larger predators — Risk at night

Breeding & notes

Sexual dimorphism
Males often slimmer and more colourful
Breeding method
Spawns freely; remove parents to save the eggs

Frequently asked questions

Is Lagowski's minnow easy to keep?

A moderate-level species: calm, undemanding and well-suited to community life; stable water matters more than fancy equipment.

What temperature and water chemistry does Lagowski's minnow need?

Aim for 15–23 °C. Room temperature to heated, depending on origin; 15.0–23.0 °C typical for the genus.

How big does Lagowski's minnow get, and what tank size?

Full size is 13.9–20.4 cm. Minimum tank: 499 L, with open swimming space along its active throughout the water column habits.

What does Lagowski's minnow eat?

Unfussy omnivore; varied diet keeps condition. It forages naturally over fine gravel and sand, so let some food reach the bottom.

Can Lagowski's minnow live with other fish?

Calm, undemanding and well-suited to community life; small groups recommended. Good company: Robust schooling cyprinids — Add activity without conflict. Keep away from Much larger predators — Risk at night.

Where does Lagowski's minnow come from?

Native to Amur basin, where it lives in clear streams and rivers over gravel. Moderate, well-oxygenated current; Appreciates well-oxygenated water.

Does Lagowski's minnow jump?

Low escape risk, but a lid is cheap insurance.

How does Lagowski's minnow breed?

Spawns freely; remove parents to save the eggs. Males often slimmer and more colourful.