Cockerel fish or fighting fish. Living in an aquarium

Betta Fish: A Living Flame in Your Aquarium

The betta fish (Betta splendens), also known as the Siamese fighting fish, is one of the most iconic and recognizable freshwater aquarium fish in the world. With its jewel-like colors and flowing finnage, this remarkable labyrinth fish captivates beginners and experienced hobbyists alike. In my years of keeping bettas, I can say without hesitation that no other fish matches its combination of beauty, personality, and relative ease of care.

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petushok

Betta splendens and their diseases

Betta Fish (Betta splendens): Overview and Tank Conditions

The Siamese fighting fish, commonly known as the betta (Betta splendens, Regan, 1910), captivates hobbyists worldwide with its breathtaking color variety and flowing finnage. Native to Southeast Asia — Thailand, Cambodia, and Vietnam — bettas inhabit slow-moving or stagnant freshwater bodies such as rice paddies, drainage ditches, and shallow ponds. Despite their elegant appearance, males are notoriously aggressive toward one another and must always be housed separately.

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Colisa fasciata (Giant Gourami) swimming in an aquarium

Aquarium Setup for Labyrinth Fish: Complete Guide

Understanding Labyrinth Fish

Labyrinth fish earned their name from a unique respiratory organ—the labyrinth—that evolved as an adaptation to oxygen-poor, murky, and shallow waters of Africa and Southeast Asia. This supplementary breathing apparatus allows venous blood to absorb oxygen directly from atmospheric air. Most labyrinth fish inhabit stagnant or slow-moving waters with low dissolved oxygen levels. These shallow bodies of water heat up quickly, often reaching 30°C, and accumulate organic matter that clouds the water. To navigate these murky conditions, many labyrinth fish developed elongated ventral fins that function as sensory feelers.

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trichogaster-labiosus

Colisa labiosa

Colisa labiosa is a very graceful fish, as well as other members of the genus are known to aquarists around the world for more than a hundred years. Lyabiosa is probably the largest of the colizae. Its coloration resembles the coloration of lalius. However, unlike its smaller counterpart, this fish is more peaceful, despite its impressive by aquarium standards of size.

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Colisa-lalia

Lalius in the aquarium

Lyalius is a very beautiful aquarium fish. Lalius in the aquarium amateurs in recent years, it appears quite rarely. In my opinion, she is forgotten undeservedly. Even a large number of new species that have now appeared behind the glass of our room water bodies should not be the reason for forgetting the wonderful in every way species that have proven themselves over the years as the best species for the room aquarium.

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