Rosy Barb (Pethia conchonius) in aquarium
๐ŸŒฟ Freshwater ยท Tropical

Rosy Barb

Pethia conchonius โ€” Cyprinidae
๐Ÿ“ Size:ย 5-7
โณ Lifespan:ย 5
โญ Care level:ย Beginner

Rosy Barb Overview

The Rosy Barb is a popular freshwater fish known for its vibrant coloration and peaceful nature. It is well-suited for community tanks with other non-aggressive species. They require a well-maintained environment and can be sensitive to water quality fluctuations. With proper care, they can thrive and add a splash of color to your aquarium.

Quick fact: Pethia conchonius belongs to the family Cyprinidae. Care level: beginner.

Rosy Barb Scientific Classification

RankClassification
FamilyCyprinidae
GenusPethia
SpeciesPethia conchonius
Water typefreshwater

Rosy Barb Natural Habitat

Native to the rivers of India, the Rosy Barb prefers slow-moving, well-oxygenated waters with a substrate of fine sand or gravel.

Rosy Barb Appearance & Size

These fish are recognized by their rosy red coloration and silver belly, with bright colors developing during the breeding season.

Coloration: rosy red with silver belly, bright colors in full health

Rosy Barb Behavior & Temperament

Rosy Barbs are generally peaceful and can be kept in groups, but they may exhibit aggression if kept in small, confined spaces. They are active and enjoy swimming in open water.

TraitValue
Temperamentpeaceful community fish
SchoolingNo
Activity levelmoderate
Important: can be nippy towards conspecifics if kept in small groups

Rosy Barb Water Requirements

ParameterIdeal RangeNotes
Temperature22โ€“28ยฐC (72โ€“82ยฐF)Use a reliable adjustable heater
pH6.5โ€“7.5Avoid sudden swings
Hardness (GH)5-15 dGH dGHSoft to moderately hard
Ammonia0 ppmAny detectable ammonia signals a problem
Nitrite0 ppmToxic even at low levels
Nitrate<20 ppmManage through regular partial water changes
Min. tank20L (5 gal)Larger tanks are easier to keep stable
Important: Always dechlorinate tap water before adding it to the tank. Chlorine and chloramines damage a fish's gills and reduce life expectancy.

Interesting Facts About Rosy Barb

  • Rosy Barbs are one of the most popular aquarium fish due to their striking appearance and easy care requirements.
  • They are known to display territorial behavior during the breeding season.
  • Rosy Barbs are a hardy species and can tolerate a wide range of water conditions.

Related Species & Guides

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Editorial review

This species profile was reviewed for biological accuracy and practical aquarium care guidance. For suspected illness or disease, test your water parameters first and consult an aquatic veterinarian if symptoms persist.