Peacock Gudgeon: Care, Tank Mates, Breeding & More

Peacock gudgeons are small, peaceful fish that can be kept in a community tank, but it is important to have enough space and provide hiding places for them. When breeding, they require specific water parameters and a separate breeding tank.

Peacock gudgeons are a beautiful and peaceful fish that can be a great addition to a community tank. However, they require specific care and attention to thrive. These fish are native to papua new guinea and prefer soft, slightly acidic water. In this article, we will be discussing the ideal tank setup, compatible tank mates, and how to breed this fascinating species.

Understanding The Peacock Gudgeon

Peacock Gudgeon: Care, Tank Mates, Breeding & More

The peacock gudgeon, also known as tateurndina ocellicauda, is a stunningly beautiful freshwater fish that is as fascinating as it is colorful. They are native to papua new guinea and are becoming increasingly popular among aquarists who love their intricate patterns and vibrant colors.

Origins And Natural Habitat

Peacock gudgeons come from papua new guinea, which is a small country located in the southwestern pacific ocean. They are found in lowland creeks, ponds, and swamps, and usually inhabit shallow water where they prey on invertebrates and small fish.

Appearance And Behavior

Peacock gudgeons are striking little fish that grow to a maximum length of 3 inches in captivity. Their body is elongated, and males have longer, more pointed dorsal fins than females. These fish are notorious for being aggressive towards members of their own species, and can be quite territorial, so it’s essential to provide them with plenty of hiding places and aquarium space.

Differences Between Male And Female Peacock Gudgeons

One of the most noticeable differences between male and female peacock gudgeons is in their dorsal fins. Males have elongated and pointed dorsal fins that are used to attract females and to establish dominance. Females have shorter, rounder dorsal fins, and are generally smaller than males.

Ideal Tank Conditions

Peacock gudgeons are not overly challenging to care for, although they do have some specific needs.

  • Temperature: 75°f to 80°f
  • Ph level: 7. 0 to 8.
  • Tank size: a minimum tank size of 20 gallons is recommended.
  • Water quality: peacock gudgeons are sensitive to water conditions, so regular water changes of approximately 25% every week are essential.
  • Hiding places: as mentioned earlier, peacock gudgeons are territorial and need plenty of hiding places. Use live aquatic plants, driftwood, and rocks to create a natural environment for your fish.

In the wild, peacock gudgeons are found in shallow water with gentle currents, so it’s essential to replicate these conditions in the aquarium.

Peacock gudgeons are not picky eaters and will happily accept a variety of prepared aquarium foods, including pellets, flakes, and frozen foods.

Understanding the peacock gudgeon is essential for keeping them healthy and happy in the home aquarium. With the right tank conditions and attention to their needs, these beautiful little fish can thrive and provide an impressive display in any aquarist’s collection.

Setting Up The Perfect Home For Peacock Gudgeons

Peacock gudgeons are one of the most mesmerizing and fascinating fish breeds you can own. They are small, vibrant, and colorful fish that come in a whole range of colors. To keep these fish healthy and vibrant, you’ll need to take care of their habitat.

In this section, we’ll discuss all the essential elements you need to keep in mind while setting up the perfect home for your peacock gudgeons.

Best Tank Size For Peacock Gudgeons

The tank size is critical when it comes to keeping any kind of fish. As for peacock gudgeons, they require a minimum of 20 gallons to thrive, although a 30-40 gallon aquarium is recommended for a comfortable and spacious home.

Keep in mind, the bigger the tank, the easier it is to maintain water parameters.

Aquarium Decorations And Plants

Peacock gudgeons are peaceful and prefer hiding spots over open spaces. Adding a variety of decorations like rocks, plant caves, and driftwood can be beneficial. You can, however, decorate your tank based on the breed’s characteristics; these fish love to swim and play in dense vegetation, so adding live plants like java fern, moss, and anubias is always an excellent addition.

Avoid plastic or sharp-looking decorations that can harm your peacock gudgeons.

Here are some benefits of adding plants in your aquarium:

  • Promotes oxygen exchange and cleaner water
  • Provides a healthy environment for the fish
  • Aids in reducing harmful chemical buildup

Recommended Water Parameters

It’s crucial to maintain the right water parameters for your peacock gudgeons to keep them healthy and happy.

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  • Temperature: 75°f – 82°f
  • Ph: 6. 8 – 7.
  • Hardness: 10 – 15 dgh

Regular water testing and maintenance should be implemented to keep the community healthy.

Filtration And Water Changes

Peacock gudgeons release a lot of waste like any other fish species, and it’s necessary to remove it. Filtration plays an essential role in maintaining water quality. Consider a filter with a gph that is at least double the tank’s size to ensure effective filtration.

You should also aim to change about 25% of the tank water every week to keep the water quality excellent.

Filtration Benefits

  • Reduces debris buildup
  • Enhances water quality and oxygen exchange
  • Provides a healthier environment for your fish

Water Change Benefits

  • Controls nitrate and ammonia buildup
  • Promotes better water quality

Your peacock gudgeons’ habitat will be a crucial factor that contributes to a healthy lifestyle. By following the above guidelines, your peacock gudgeons will thrive and delight you with their colorful vibrancy and funny antics.

Feeding And Maintaining Peacock Gudgeons

Peacock gudgeon is a beautiful freshwater fish that can add color and life to your aquarium. They are relatively easy to care for, but you need to know how to feed and maintain their tanks properly to keep them happy and healthy.

In this section, we will discuss the essential things you need to know about feeding and maintaining peacock gudgeons.

What To Feed Your Peacock Gudgeons

Peacock gudgeons are omnivores, which means they eat both meat and plant materials. It is essential to give them a well-balanced diet to ensure their optimal growth and health.

  • High-quality flakes or pellets
  • Frozen or live brine shrimp
  • Frozen or live bloodworms
  • Frozen or live daphnia
  • Small pieces of fruits and vegetables, such as peas, zucchini, cucumbers, or grapes

How Often To Feed And How Much

Peacock gudgeons have a small stomach, so they require frequent, small meals throughout the day. Typically, you should feed them two to three times a day, giving them an amount of food that they can consume within 2-3 minutes. Overfeeding can lead to various health problems, so it is crucial to watch the amount of food you give them.

Cleaning And Maintaining The Tank

Keeping your peacock gudgeon’s tank clean is crucial in maintaining their health. You should perform partial water changes weekly or bi-weekly, depending on the number of fish, tank size, and filtration system. Make sure to remove any uneaten food, as it can quickly spoil the water.

Also, you should clean the aquarium decorations and substrate occasionally to prevent the accumulation of debris and waste.

Here are some additional tips to help you maintain your peacock gudgeon’s tank:

  • Keep the temperature between 75 – 81°f and the ph level between 6. 5 – 8.
  • Provide plenty of hiding places such as plants, rocks, and caves
  • Check the water parameters routinely using a water test kit and adjust accordingly
  • Replace at least 30% of the water if your fish show signs of stress or disease

Feeding and maintaining peacock gudgeons are relatively simple but require consistency and attention to detail. By providing them with a balanced diet, regular water changes, and suitable tank conditions, you can ensure that your fish thrive and live a happy, healthy life.

Peacock Gudgeon Tank Mates

Peacock gudgeons are peaceful fish that can live harmoniously with other peaceful tank mates. However, it is essential to ensure that the fish you select have similar water requirements and temperaments. Here are some suitable tank mates for peacock gudgeons.

Suitable Tank Mates For Peacock Gudgeons

  • Neon tetras: this species is non-aggressive and has similar water requirements, making them perfect companions for peacock gudgeons.
  • Cherry barb: adding some cherry barbs to your aquarium provides visual appeal and an ideal addition to complement the peaceful nature of peacock gudgeons.
  • Endler’s livebearers: these are tiny and peaceful fish that make great tank mates. Besides, they add some color and variety to your aquarium.
  • Dwarf gourami: these fish are peaceful, easy to care for, and have similar water conditions. They are also mesmerizing to watch.

Fish To Avoid

  • Large and aggressive fish: peacock gudgeons are small and peaceful; therefore, aggressive fish and larger species may attack them, leading to injuries or even death.
  • Fin nippers: fish that nip on fins may cause severe stress to peacock gudgeons, leading to health problems. Therefore, avoid fish such as tiger barbs, goldfish, and siamese fighting fish (betta).
  • Territorial fish: avoid adding fish that are highly territorial, such as cichlids. They are likely to become aggressive and territorial, leading to harm to your peacock gudgeons.
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Tips For Introducing New Fish

  • Quarantine new fish: it is essential to quarantine new fish before introducing them to your peacock gudgeon aquarium. Isolating new fish protects your current fish from diseases and parasites.
  • Introduce new fish during feeding time: during feeding time, fish tend to be less aggressive, making it an ideal opportunity to introduce a new fish into the tank.
  • Observe behavior: observe the reaction of your peacock gudgeons when introducing a new fish to the tank. If they appear skittish or threatened, remove the new addition and try again later.

Selecting suitable peacock gudgeon tank mates is essential to ensure their safety and well-being. Choose peaceful fish that have similar water requirements and temperaments, and avoid aggressive and territorial species. Remember, it’s always better to err on the side of caution when introducing new fish to their environment.

Breeding Peacock Gudgeons

Breeding peacock gudgeons can be a fascinating experience for aquarium enthusiasts. These fish are relatively easy to breed, making them suitable for beginners. In this section, we will discuss the differences between breeding and regular behavior, the ideal breeding conditions, and hatching and raising fry.

Differences Between Breeding And Regular Behavior

Peacock gudgeons have distinct behavior during breeding that sets them apart from their regular behavior. It is essential to distinguish these differences to ensure successful breeding.

  • During breeding, males become more colorful to attract females, and their fins become longer.
  • Males become territorial and establish a spawning site.
  • Females will lay eggs at the male’s spawning site,
  • Males will then fertilize the eggs, and the female will leave the spawning site.

Ideal Breeding Conditions

It would be best to create the suitable breeding conditions to ensure peacock gudgeons breed successfully.

  • Maintain a clean aquarium with high water quality.
  • Create the right temperature conditions of 77-82°f.
  • Use a spawning mop or plant species that the eggs can cling onto.
  • Provide hiding places for females to retreat to.
  • Maintain a male to female ratio of 1:2.

Hatching, Raising, And Caring For Fry

Once the eggs are fertilized, they will hatch within 5-7 days.

  • Move the fry to a separate tank to prevent adult fish from eating them.
  • Feed fry with liquid fry food or finely crushed live foods such as brine shrimp or microworms.
  • Perform regular water changes to maintain elevated water quality.
  • Keep the temperature between 77°f – 82°f
  • Lightly cover the breeding area tank to avoid any direct sunlight.
  • Transfer the fry to a community tank once they reach a size of about 1 cm.

Breeding peacock gudgeons can be a rewarding experience for both beginners and seasoned fish keepers. By providing the appropriate breeding conditions and caring for the fry, you can ensure a healthy and thriving population of these stunning fish in your aquarium.

Frequently Asked Questions On Peacock Gudgeon: Care, Tank Mates, Breeding & More

What Is A Peacock Gudgeon?

A peacock gudgeon is a small, colorful freshwater fish that originates from southeast asia.

What Are The Ideal Tank Conditions For A Peacock Gudgeon?

Tank size of at least 10 gallons, ph between 6. 5-7. 5, temperature between 75-82°f, and plenty of hiding places.

What Do Peacock Gudgeons Eat?

They eat a range of foods, including live and frozen foods like brine shrimp and bloodworms, as well as commercial pellets and flakes.

Can Peacock Gudgeons Be Kept With Other Fish?

Yes, they can be kept with non-aggressive community fish that are of similar size and temperament.


The peacock gudgeon is a wonderful addition to any aquarium. With their vibrant colors and unique personalities, they are sure to be a centerpiece in your tank. But caring for them takes some effort. With the right tank setup and attention to their needs, these fish can thrive and live for years.

When selecting tank mates, it’s crucial to choose peaceful species that won’t bully or harm the gudgeons. Breeding peacock gudgeons can be challenging, but the rewards are great. With patience and careful attention, you may find yourself with a lovely brood of fry.

Overall, the peacock gudgeon is a fantastic fish for any aquarist looking to add some color to their tank. By following these guidelines, you can ensure a happy and healthy life for these stunning fish.

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