Most Popular Fish for Aquarium World – There are a large number of fish species here. Among them, we have selected some fish communities. It’s hard to know where to start! The ideal fish you are looking for is a peaceful fish that is the right size for your planned tank. You may be looking for a large fish, or perhaps a small fish. So We have listed some of the best community fishes (along with Some Helpful Information About Each )

Here is a list of the 51 most popular fish species for freshwater aquariums:
- Betta (Siamese fighting fish)
- Neon Tetra
- Guppy
- Angelfish
- Zebra Danio
- Molly
- Platies
- Swordtail
- Dwarf Gourami
- Cherry Barb
- Harlequin Rasbora
- Corydoras Catfish
- Bristlenose Pleco
- Kuhli Loach
- German Blue Ram
- Bolivian Ram
- Goldfish
- Rosy Barb
- Rainbowfish
- Bloodfin Tetra
- Black Skirt Tetra
- White Cloud Mountain Minnow
- Tiger Barb
- Pearl Gourami
- Clown Loach
- Electric Blue Acara
- Killifish
- Cardinal Tetra
- Keyhole Cichlid
- Celestial Pearl Danio (Galaxy Rasbora)
- Otocinclus Catfish
- Discus
- Convict Cichlid
- Jack Dempsey Cichlid
- Blue Gourami
- Black Ghost Knifefish
- African Dwarf Frog
- Siamese Algae Eater
- Kribensis Cichlid
- Cherry Shrimp
- Amano Shrimp
- Rasbora Hengeli
- Threadfin Rainbowfish
- Firemouth Cichlid
- Bala Shark
- Paradise Fish
- Black Molly
- Red-tailed Black Shark
- Golden Barb
- Boesemani Rainbowfish
- Peacock Gudgeon
Betta Fish (Siamese fighting fish)

Here are some facts and needed thing about betta fish
Presence:–
- Betta fish have special attractive and long, flowing feathers that come in a variety of colors and patterns.
- The most common colors are red, blue, black, white and turquoise, yellow.
Habitat:-
- Originally from Southeast Asia, betta fish are native to Thailand, Cambodia, and Vietnam.
- They are adapted to living in shallow, stagnant water such as rice fields, ponds, and slow-moving rivers.
- In the wild, betta fish can survive in oxygen-depleted environments due to their ability to breathe air from the floor using a specialized organ called the labyrinth organ.
Behaviour:–
- Betta fish are known for their territorial nature, especially males.
- Male bettas are particularly aggressive and often fight with individual males, which is why they are often referred to as “Siamese fighting fish”.
- And on the other hand, female betta fish can co-exist peacefully in small regular groups.
Care:–
Tank Size:–
- Betta fish require a tank that is at least 5 gallons in size.
Water temperature:-
- Betta fish are tropical fish and prefer a water temperature between 75°F and 82°F (24°C to 28°C).
- It is necessary to use a heater to maintain a constant temperature in the aquarium.
Water Quality:-
- Betta fish are sensitive to poor water conditions.
- Regular water changes, filtration, and monitoring of ammonia and nitrate ranges are essential to maintaining proper water quality.
- A mild filter and a water conditioner are recommended to remove chlorine and chloramines.
Diet:–
- Betta fish are carnivores and require a diet rich in protein.
- High-quality betta pellets or flakes specially formulated for betta fish are available at pet stores.
- Providing them with treats such as freeze-dried or frozen bloodworms and brine shrimp from time to time is also really helpful.
Enrichment:–
- Providing hiding places, living or silk plants and small caves in the aquarium help create an enriching environment for betta fish.
- They admire places to discover and relax.