Rosy Barb: Full Care and Guide

The Rosy Barb is one of the most popular freshwater tropical fish species. The care is not so difficult which makes them ideal for beginners fish keepers.

In this care guide, you will learn how to care for them, what to feed, tank requirement, size, water parameters, and tank mates, diet, and much more…

Care levelEasy
Color FormRed/Pink
Lifespan5 Years
SizeUp to 6 inches (14cm)
Minimum Tank Size 30 gallon
Tank Set-upFreshwater with Plants and Swimming Space
CompatibilityPeaceful community

Overview of Rosy Barb

The Rosy Barb ( Pethia Conchonius ) belongs to the Cyprinidae family. These are also known as Red Barb. They are active and very colorful fish species. They are natively live in lakes and fast-flowing water in subtropical climates. These species are native to Bangladesh, Northeast India, and Southeast Asia. These fish are also found in Singapore, Austria, Mexico, and Colombia, etc. The Rosy Barb is one of the popular and larger members of the barb species.

The Appearance of Rosy Barb

These fish have gained a lot of popularity because of their beauty. They are normally very peaceful in nature. Their bodies are torpedo shape. They are one of the larger Barb species that can grow up to 6 inches(14 cm) in length. With proper guide and care, they can live up to 5 years, in your aquarium.

Male and female Rosy Barbs differences are difficult to find when they are young. The male is usually more colorful and has more red or brighter pinkish coloration. The female will most likely not have the red colors or if they do, just a slight amount of red and will mostly have yellow, gold coloration. Both males and females have black markings on the fins and sides.

These fish are very active and peaceful. Always keep them in a group of at least five Rosy Barbs, if you kept alone them, they will feel very stressed. Never keep them alone. These fish are very active and peaceful. When kept in large groups they can move together to create a beautiful shimmer of pink in your tank.

It can be kept together with order small fish but they tend to behave aggressively. Putting them in five or more schools will help reduce that tendency.

Average Size of Rosy Barb

They can grow up to six inches (14cm) in the right place and with proper care. These species usually appear to be mature when they are 2.5 inches long.

Lifespan of Rosy Barb

If they are in Proper Guide, they can live five years or more. There is no guarantee in their lifestyle. Their longevity depends on how you take care of them.

The Behavior of Rosy Barb

Rosy Barb is the best choice if you want to give your aquarium a vibrant and beautiful look. Beginners often choose them because they are hardy and easy to care for them. They are active and loves to swim around in groups in the middle level of the tank.

The Tank Requirement of Rosy Barb

They natively live in lakes and fast-flowing water in a subtropical climate. Compear the many other species they are low-maintenance fish. So you can easily take care of them. They need a heater and filter to stay comfortable and peaceful. Almost any kind of filter works very well for them.

Water Parameters

The ideal temperature range is 64oF- 72oF (18o– 22o). The PH of the water should be kept around 6-8 and hardness should be less than 10KH.

SuitableTank Size for Rosy Barb

They need to have a minimum tank size of 30 gallons. It will be better for them to try to give as much space as you can. For breeding, at least used a 50 gallons tank.


Rosy Barb likes live plants. Plants will help them to clean the water and also provide a hiding place for them. You can use plants like Java Moss or Hornwort Java Fern.

Diet of Rosy Barb

They are omnivores so they will eat both vegetables or plants and meat. You should generally feed them a varied diet with high-quality flakes, brine shrimp, some small insects, crustaceans, bloodworms, green vegetables like zucchini or peas. You can offer food two to three times a day.

Tankmates for Rosy Barb

They are very peaceful fish species which makes them good candidates for a community aquarium. You can keep them 6-7 fish in the same tank. You should not put bigger fish because they can eat your fish. Large fish most probably eat the small fish.

Here is the list of suitable tankmates that are great for Rosy Barb:

Rosy Barb Breeding

Rosy Barb Prefers to breed in shallow water. This fish is easy to breed. If you are a beginner then breeding this fish is a good choice. A separate tank of 20-30 gallons should be set up for breeding. Fill it with a few inches of water. For breeding, the setup has one male and two females. They should be fed nutritious food before breeding so that they are fully prepared for hatching. Select breeding pairs that have good markings and colors.

Eggs will be hatched After breeding, you have to separate both males and females to prevent them from eating the eggs. They will not be enticed to lay their eggs without plants. so live plants are really very essential for them. The breeding tank should be 1-2 degrees warmer than their source aquarium. When they were ready to breed, the female became more vibrant. Eggs are usually deposited in groups of plants. Eggs will be hatched within 4 days and you have to remove the unfertilized from the breeding tank. The fry eats mosquito larvae, Micro worms, baby brine shrimp, etc. Feed them two to three times a day and remove 25% water after 2-3days.

Hey, I am Shuvradeb Biswas a content writer. Fishkeeping is my hobby. There are many problems I faced during my first fishkeeping. So, I made the blog to help new fishkeepers.

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