Red tail shark care is very easy and this is the most popular fish for the aquarium and tanks.

The red-tail shark (Epalzeorhynchos bicolour) is a small, freshwater fish native to Thailand. It is a member of the Cyprinidae family, which includes other popular aquarium fish such as goldfish and koi. Red tail sharks are famous with fish keepers because of their shark-like equality and feisty personalities
Red Tail Shark Facts
Here are some different facts about redtail sharks:
- They are placed in the Mekong River and Chao Phraya River basins in Thailand.
- In the wild, red-tail sharks can be found in slow-moving streams, canals, and rice paddies.
- They are a famous choice for home aquariums due to their different and attractive appearance and relatively normal maintenance requirements.
- Red tail sharks are best kept in a tank with a pH of 6.5-7.5 and a temperature of 72-82°F (22-28°C).
- there are requirements for a good filtration system in water aquariums to maintain a healthy environment.
- Red tail sharks are very angry and may become aggressive towards other fish in the aquarium, especially if there are no big spaces or hiding places.
- They are omnivores and should be fed a varied diet of flakes, pellets, and live or frozen foods such as brine shrimp, bloodworms, and daphnia.
- They are sensitive to medications and should not be treated with copper-based medications.
- They have a lifespan of 5-8 years in captivity with proper care.
Overview of Red Tail Shark
These sharks are famous for home aquariums due to their attractive & beautiful appearance and relatively low maintenance requirements. However, they can be territorial (connected with the land or area of sea that belongs to a city or place) and may become aggressive towards other fish in the aquarium, especially if they are not provided with enough space and hiding places. It is important to research and understand the specific care requirements of any fish before bringing them into your home.
Red-tail sharks are omnivores and can feed every type of food. They are sensitive to water quality and require a good filtration system to maintain a healthy environment.
Origin Of Red Tail Shark
Red tail sharks have been famous in the aquarium trade for many years, and they are available in big quantities in pet stores and online. They are different bred in fish farms for the aquarium trade, rather than being caught in the wild.
It is important to support responsible and sustainable practices in the aquarium trade, including purchasing fish from reputable sources that follow ethical breeding and collection practices. they are very popular for their aggressive nature
Adult Size & Lifespan(Red Tail Shark)

Red tail sharks are small fish that typically grow to be 4 to 6 inches (10-15 cm) in length. but sometimes they have been known to reach up to 8 inches (20 cm) in some cases.
Red tail sharks have a lifespan of 6-8 years in captivity with proper care. Factors that can impact their lifespan include the quality of their environment, diet, and overall health.
It is important to provide redtail sharks with a suitable environment and proper care to ensure they live long and healthy life. This includes maintaining a consistent temperature, pH, and water quality; providing a varied diet; and keeping them in a tank with enough space and hiding places. they are very popular sharks in tanks. and aggressive sharks for others fish.
Availability
Red tail sharks are easy to available in the markets and online sites. the cost of fish is between $4 to $7 on average.
You can get red-tail sharks from different places at:
- live fish aquariums
- Aquarium gardens
- Aquarium trade
- Pet stores
Appearance And Behavior
The red tail sharks are popular for their different colour tail and red colour tail, they are very aggressive fish for other fish.
Colours, Patterns, Fins, and Sex Differences
Red-tail sharks do not have any striking colour patterns on their body, but they do have a bright red tail fin that gives them a different name. The red tail fin of the fish has a feature about fish.

Red tail sharks have two dorsal fins and an anal fin, as well as a pair of pectoral fins and a pair of pelvic fins. The dorsal fins help in balance and stability. The anal fin is located on the bottom of the body and is used for propulsion. The pectoral fins are located on the sides of the body and are used for steering and manoeuvring. The pelvic fins are located on the underside of the body.

It can be difficult between male and female red tail sharks, as there are no physical differences between the sexes. males may be larger and more colourful than females. easy way to determine the sex of a red-tail shark is to observe its behaviour and breeding habits. For example, males may display more aggressive behaviour towards females during the breeding season, and females may have fuller bellies when carrying eggs.
Behaviour
The red tail sharks are very aggressive towards other fish. and male sharks are very dangerous compared then female sharks. A big space should be available in the tank and a cave should be stable in the tank.
Red tail sharks are generally peaceful towards fish of similar size, but they may still exhibit territorial behaviour. It is best to keep red-tail sharks with other fish that are not small or slow-moving and are able to defend themselves if necessary.
Red Tail Shark Care
Here are some general guidelines for caring for redtail sharks :
- Tank size: Redtail sharks should be kept in a tank of at least 30 – 50 gallons with plenty of swimming space and hiding places. They are active, agile fish that need room to move and explore.
- Water parameters: Red tail sharks prefer a pH of 6-7 and a temperature of 72-82°F (22-28°C). It is important to maintain temperature and pH, as fluctuations can stress the fish and lead to health problems.
- Filtration: Red tail sharks are sensitive to water quality and require a good filtration system to maintain a healthy environment. It is important to change the water regularly for health.
- Diet: Red tail sharks are omnivores and should be fed a varied diet of flakes, pellets, and live or frozen foods such as brine shrimp, bloodworms, and daphnia. It is important to provide the best food for fish to ensure proper nutrition and prevent boredom.
- Tank mates: Red tail sharks are territorial and may become aggressive towards other fish in the aquarium, especially if they are not provided with big space and hiding places. They should not be kept with small or slow-moving fish, as they may be chased or bullied. Red tail sharks are generally peaceful towards fish of similar size, but they may still exhibit territorial behaviour.
- Medications: Red tail sharks are sensitive to medications and should not be treated with copper-based medications. If medication is necessary, it is important to carefully follow the instructions and use a medication that is safe for use with sensitive fish.
Overall, it is important for the red tail fish and best for the long life of red tail fish.
Types of Disease In Red Tail Fish
Some common diseases and health issues that can affect red tail sharks include:
Ich
ich is a very common disease in the redfish called Ichthyophthirius multi files. Ich can be recovered with medications, but it is important to follow the instructions carefully and use a medication that is safe for fish.
Hole In The Head
Hole-in-the-head disease is a condition that causes small, circular lesions to form on the head and body. It is often caused by bed water quality and a lack of proper nutrition. Hole-in-the-head disease can be difficult to treat and may require a combination of medications and improved husbandry practices.
Tank Size
Red tail sharks are active, agile fish that need plenty of swimming space and hiding places. They should be kept in a tank of at least 30 gallons with a big room to move and explore.

It is important for shark redtail sharks with enough space to reduce the likelihood of aggression and promote overall health and well-being. A larger tank will also make it easier to maintain good water quality and provide a healthy environment for the fish.
Tank Mates
Tank mats should be good with the redtail fish those can compromise with these fish. Red tail sharks are generally peaceful towards fish of similar size, but they may still exhibit territorial behaviour. It is important to choose tank mates carefully and provide enough space and hiding places to reduce the likelihood of aggression.
- Mollies: size is 2-3 inches
- Danios: size is 1-1.5 inches
- Neon tetras: size is 1.5 inches
- Platies: size is 2-3.5 inches
- Swordtails: size is 2-4 inches
- Fresh snails: size is 2-4 inches
Diet and Feeding
Red-tail sharks are very aggressive fish and they become angry with other fish. These fish are omnivores and enjoy different types of food. which they use to scrape algae from rocks. In the forest, a red-tail shark’s diet consists of insects, crustaceans, plant matter, and worms.

Redtail sharks should be fed a varied diet of like seeds, and algae. Algae is also a nutritious food for fish and an option for this bottom-dwelling fish. Live food makes the red-tail shark’s colouration more vibrant. Ideal live and frozen foods are bloodworms, daphnia, and brine shrimp.
Breeding
Red-tail sharks are egg layers. They can be breeding in the home tanks and they become more aggressive than the other types of fish. the red tail sharks can be available in trade fairs and pet shoes for increasing hormones of breeding.