Indian Glass Fish Care: Complete Guide for Beginners

Indian Glass Fish, also known as Glassy fish is an interesting translucent fish species! In this comprehensive guide, we’ll explore and learn how to care for these unique and mesmerizing creatures.

indian glass fish

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Specifically, we will discuss the Indian glass fish species profile, identification, their tank setup, diet, and essential care requirements to help beginners build the perfect environment for these enchanting fish.

Indian Glass Fish Species Profile and Identification

Indian Glass Fish, scientifically known as Parambassis ranga, are one of the most unique and visually stunning freshwater fish available in the aquarium hobby. Also known as Ghost Glass Catfish, Asian Glass Fish, and Glass Perch, these intriguing creatures sport a translucent, near-transparent body, making them an attractive choice for aquarium enthusiasts.

  • Size: Indian Glass Fish typically grow to a size of 2.5 to 3 inches (6 to 8 centimeters) in length.
  • Life Span: They have a life expectancy of around 3 to 5 years in captivity when properly cared for.
  • Origin: Native to South Asia, Indian Glass Fish are found in countries such as India, Pakistan, Bangladesh, and Nepal. They primarily inhabit slow-moving or still waters, including ponds, swamps, and rivers with dense vegetation.
  • Appearance: These fish have an elongated, spindle-shaped body with dorsal, anal, and pelvic fins. Their most distinct feature is their transparent body, through which you can observe their internal organs and bones. Males tend to have a more robust body, while females have a more rounded belly.
  • Coloration: Indian Glass Fish are generally translucent, with a silvery or golden sheen. Some fish may display faint horizontal stripes or spots, particularly males during breeding season.

To properly identify this species, look for the following features:

  1. Transparent, elongated body with visible internal organs and bones
  2. Size of 2.5 to 3 inches (6 to 8 centimeters) in length
  3. Silvery or golden sheen on the body
  4. Presence of dorsal, anal, and pelvic fins

When choosing Indian Glass Fish for your aquarium, make sure they appear healthy, with clear eyes, no visible damage, and an active and curious demeanor. Avoid fish that seem lethargic, discolored, or have any signs of disease.

Indian Glass Fish Supplies

When setting up a tank for your Indian Glass Fish, it is essential to invest in the right supplies to ensure their health and wellbeing. Here is a list of essential supplies that will help you create an ideal environment for your exotic pets:

  • Tank: A 20-gallon tank is the minimum size recommended for a small group of Indian Glass Fish. These active swimmers require ample space to thrive, so larger is always better.
  • Heater: Indian Glass Fish are tropical fish, so maintaining a stable water temperature between 72°F to 82°F (22°C-28°C) is crucial. A quality heater will help you achieve this.
  • Filter: Filtration is a must for any fish tank, and Indian Glass Fish are no exception. A good quality filter will help remove waste and maintain water quality for your fish.
  • Substrate: A fine gravel or sandy substrate will provide a natural look and feel for your fish and promote healthy bacteria growth.
  • Decorations: Rocks, driftwood, and live or artificial plants provide hiding spots and territories, enhancing the natural environment for your Indian Glass Fish.
  • Water Conditioner: Dechlorinating tap water is essential for the health of your fish. A quality water conditioner will remove harmful chemicals and metals, making your tap water safe for your Indian Glass Fish.
  • Test Kit: A liquid-based test kit will allow you to monitor crucial water parameters like pH, ammonia, nitrite, and nitrate, helping you maintain a stable environment for your fish.
  • Fish Food: Indian Glass Fish require a balanced diet that includes high-quality pellets, flakes, and occasional frozen and live foods like brine shrimp or bloodworms.

Remember to invest in quality products from reputable brands, as they will last longer and help create a healthier environment for your Indian Glass Fish. When selecting supplies, it is always a good idea to consult with a professional or experienced aquarist for advice tailored to your specific fish keeping needs.

Indian Glass Fish Tank Setup

Setting up the perfect tank for your Indian Glass Fish is crucial for their health and well-being. In this section, we will guide you through the process of creating an ideal environment for these unique aquatic pets.

  • Tank size: Indian Glass Fish require a tank size of at least 15 to 20 gallons for a small group of fish (3-5). This provides ample space for them to swim and display their natural behaviors. If you plan on keeping more fish or adding tank mates, consider a larger tank.
  • Substrate: A soft, sandy substrate works best for Indian Glass Fish. Make sure there are no sharp edges that could damage their delicate skin.
  • Decoration and hiding spots: Provide plenty of live plants, rocks, and driftwood for your Indian Glass Fish to explore and hide. This not only enriches their environment but also helps to maintain the water quality.
  • Filtration: A high-quality filter system is essential for maintaining good water quality. Choose a filter rated for your tank size, and ensure it provides mechanical, chemical, and biological filtration.
  • Heater: Indian Glass Fish thrive in water temperatures between 72°F-82°F (22°C-28°C). Install an adjustable heater to maintain a consistent water temperature within this range.
  • Lighting: Moderate lighting is best for Indian Glass Fish. Too much light can cause stress, while too little can hinder their natural coloration. Incorporate a timer to switch the light on and off regularly to mimic the day-night cycle.
  • Air pump: Although not required, an air pump can help improve water circulation and oxygen levels in your tank.

Once you have gathered all the necessary supplies and set up the tank, allow it to cycle for a few weeks before introducing your Indian Glass Fish. This will help to establish a stable environment and prevent potential health problems.

Indian Glass Fish Water Requirements

Indian Glass Fish are known for being able to thrive in a wide range of water conditions, which makes them an excellent choice for beginner fish keepers. However, there are still some specific water requirements that must be fulfilled to ensure the health and well-being of these beautiful fish.

  • Temperature: Indian Glass Fish prefer a stable water temperature between 72°F and 82°F (22°C and 28°C). It is essential to use a reliable and accurate aquarium heater and thermometer to maintain a consistent temperature at all times.
  • pH and Hardness: Indian Glass Fish are adaptable to various water conditions, but they thrive best in slightly acidic to neutral water, with a pH level between 6.5 and 7.5. Water hardness should be maintained between 5 and 19 dH (degree hardness).
  • Ammonia, Nitrite, and Nitrate: Like any other fish, Indian Glass Fish are sensitive to fluctuations in ammonia, nitrite, and nitrate levels. It is crucial to keep ammonia and nitrite levels at 0 ppm and nitrate levels below 20 ppm through regular maintenance practices like water changes and proper filtration.
  • Water Changes: Regular water changes are essential for maintaining water quality in your Indian Glass Fish tank. Conduct 25%-30% water changes every two weeks, ensuring that the new water is properly treated to remove chlorine and chloramines and that the temperature matches the tank temperature.

To take good care of your Indian Glass Fish, maintain stable water conditions, keep up with proper filtration and water changes, and invest in a reliable heater and thermometer. Adhering to these requirements will ensure a healthy and stress-free environment for your fish.

Indian Glass Fish Diet and Feeding

Indian Glass Fish are omnivorous, meaning they have a varied diet consisting of both plant-based and animal-based food sources. Providing a well-balanced and diverse diet is key to keeping your Indian Glass Fish healthy and happy.

When it comes to feeding your fish, you can consider including:

  • High-quality flake or pellet food: This should be the main staple of your fish’s diet, as it ensures they receive all the necessary nutrients.
  • Live or frozen foods: Supplement their diet with foods like brine shrimp, daphnia, and bloodworms to add protein and variety.
  • Vegetable matter: Occasionally offer blanched vegetables like spinach, lettuce, and zucchini to provide essential vitamins and minerals.

Feed your Indian Glass Fish 1-2 times daily, with only enough food that they can consume within 2-3 minutes. Overfeeding can lead to poor water quality and health issues, so it’s important to monitor their consumption and adjust accordingly. Additionally, remove any uneaten food after feeding to maintain a clean and healthy environment for your fish.

It’s also good practice to soak dry food in water for a few minutes before feeding, as it softens the food and makes it easier for the fish to digest. This can help prevent issues like bloating and constipation.

In summary, providing a balanced diet with a mix of high-quality staple food, live or frozen foods, and occasional vegetables will ensure proper nutrition for your Indian Glass Fish. Monitor their feeding habits and maintain a clean tank to keep them healthy and thriving.

Indian Glass Fish Care Schedule

Caring for your Indian Glass Fish is essential for maintaining their overall health and well-being. Establishing a consistent care schedule can prove to be highly beneficial for both you and your fish. Some of the important tasks in this schedule are:

  • Daily tasks: Every day, you’ll need to feed your fish and do a quick inspection of the tank. Ensure you provide sufficient and balanced food for your fish, and check for any signs of sickness or changes in their behavior.
  • Weekly tasks: Once a week, it’s necessary to test water parameters for various aspects like pH, ammonia, nitrites, and nitrates. This way, you’ll be able to keep the water healthy for your Indian Glass Fish.
  • Monthly tasks: Every month, make sure to change 25-30% of the water in the tank. This helps in maintaining the cleanliness of the environment and avoiding the buildup of harmful chemicals. Remember to also clean the filter, as it can get clogged and reduce its efficiency.
  • Yearly tasks: Consider replacing some of your tank equipment once a year. This may include the filter, heater, or lights, as they might lose efficiency over time. Doing so will ensure efficient functioning and the well-being of your fish.

Remember, consistency is key when it comes to taking care of your Indian Glass Fish. Keep track of your care tasks in a calendar or digital planner to stay organized and never miss a part of your fish care schedule.

Indian Glass Fish Health Problems

Indian Glass Fish, like any other fish, can suffer from health problems if not well taken care of. However, by maintaining a clean tank, proper water parameters, and a healthy diet, you can minimize the risk of health issues.

  • Skinny disease: Also known as wasting disease or emaciation, this condition causes the fish to lose weight rapidly despite eating well. To remedy this situation, treat the tank with a proper antiparasitic medication and provide a nutritious diet.
  • Ich: A common parasitic infection caused by the Ichthyophthirius multifiliis parasite, marked by white spots on the body. Treat the tank with a medication specifically designed for combating Ich, and raise the tank temperature gradually to 82°F (28°C) to speed up the parasite’s life cycle.
  • Fungal infections: Caused by various fungi, these infections manifest as cottony white patches on the fish’s body. To treat a fungal infection, use a suitable antifungal medication and ensure proper water quality.
  • Fin rot: A bacterial infection that leads to the rotting and fraying of the fish’s fins. Improve water quality, and treat the tank with an appropriate antibacterial medication.
  • Swim bladder disorder: This condition may cause the fish to swim erratically or have difficulty maintaining buoyancy. Check the water parameters, feed a well-balanced diet, and consider fasting the fish for a day to help alleviate symptoms.

To prevent these health issues, always keep the tank clean, maintain proper water parameters, and provide a varied and nutritious diet for your Indian Glass Fish. Early detection and prompt treatment can make a significant difference in your fish’s well-being, so keep an eye on their behavior and appearance for any signs of illness.

Indian Glass Fish Tank Mates

When considering the best tank mates for your Indian Glass Fish, it’s important to choose peaceful and community friendly species that thrive in similar water conditions. Indian Glass Fish are generally non-aggressive and can easily become stressed or bullied in the presence of more aggressive or territorial species.

Some suitable tank mates for Indian Glass Fish include:

  • Tetras: These small, schooling fish are known for their peaceful nature and ability to get along well with other community fish. Neon tetras, cardinal tetras, and rummy-nose tetras are all good examples of suitable tank mates.
  • Corydoras Catfish: These small, bottom-dwelling catfish are excellent tank mates for your Indian Glass Fish due to their peaceful temperament and similar water requirement needs.
  • Dwarf Gouramis: Relatively calm and non-aggressive, dwarf gouramis can coexist peacefully with Indian Glass Fish.
  • Livebearers: Guppies, mollies, and platies are all peaceful livebearing species that can be excellent tank mates for your Indian Glass Fish.

Some tips for introducing tank mates:

  • Add new tank mates gradually, giving your Indian Glass Fish time to adjust.
  • Monitor for aggression or changes in behavior, particularly in the first few days of introducing new fish.

To ensure a harmonious aquarium environment, make sure to provide your Indian Glass Fish with peaceful, community-friendly tank mates that share similar water requirements. Remember to always monitor behavior for signs of stress or aggression and adjust tank conditions accordingly to keep your aquatic pets happy and healthy.

Indian Glass Fish Breeding

Breeding Indian Glass Fish can be a rewarding experience, especially if you are looking to create a harmonious aquarium community. In this section, we will discuss the essential steps and tips you need to know to successfully breed Indian Glass Fish.

To begin with, it’s essential to maintain a suitable environment for breeding:

  • Ensure the tank has a capacity of at least 20 gallons to provide ample space for the fish.
  • Maintain the water temperature between 72°F and 82°F and the pH level at around 6.5 to 7.5.
  • Include hiding spots by adding freshwater plants, rocks, and other decorations to encourage breeding behaviors.

Next, you should identify the ideal breeding pair from your current fish population:

  • Look for healthy, mature fish that display signs of readiness to breed, such as vibrant colors and increased activity.
  • Distinguish between males and females, with males usually having thinner bodies and sharper dorsal and anal fins compared to females.

Once a pair is identified, separate them from other fish in the tank and move them to the dedicated breeding tank. Observe the following steps:

  1. Gradually reduce the water hardness by adding softer water to the breeding tank.
  2. Introduce a spawning site like a flat surface or artificial plants for the female to lay her eggs.
  3. Monitor the breeding pair closely as males could become aggressive towards females if they aren’t receptive to spawning.

Finally, after the female lays her eggs, remove the pair from the breeding tank. This prevents them from consuming the eggs or fry later on.

Breeding Indian Glass Fish requires patience and attention to detail. By following these guidelines and providing a conducive environment, you can introduce a new generation of Indian Glass Fish to your aquarium.


Caring for Indian Glass Fish can be an enjoyable and rewarding experience when you have the proper knowledge and tools in place. By following this comprehensive guide, you will ensure the health and happiness of your new aquatic pets.

Don’t forget to leave a comment on your experience with Indian Glass Fish and share any additional tips you might have learned along the way!

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