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Expert aquarium atlas
Design more stable aquariums with real species data
Bilingual atlas, biomes, expert profiles, and compatibility calculator for planning aquatic communities with fewer mistakes.
406
published species
188
ecological profiles
92
manual relationships
14
active biomes
Expert engine
Compatibility with biological context
Combines volume, parameters, behavior, bioload, relationships, and editable ecological profiles.
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Volume, temperature, pH, and water type.
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Clear result, delicate relationships, and recommendations.
Premium profiles
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Featured species
Siamese Fighting Fish
Betta splendens
20 L 6.50 cm medium
Angelfish
Pterophyllum scalare
200 L 15.00 cm high
Anubias Nana
Anubias barteri var. nana
20 L 15.00 cm low
Guppy
Poecilia Reticulata
20 L 4.00 cm medium
Zebra danio
Danio rerio
40 L 5.00 cm low
Platy
Xiphophorus maculatus
60 L 8.00 cm medium
Plan by habitat, not only by species
Biomes help choose parameters, layout, flow, light, and species that fit better together.
Explore biomesfreshwater
Amazonian
Biome characterized by acidic blackwater, rich vegetation and high biodiversity. Warm temperature and soft water.
freshwater
African Rift Lakes
Lakes Malawi, Tanganyika and Victoria. Hard alkaline water with great variety of colorful cichlids.
marine
Caribbean Reef
Coral reefs of the Caribbean Sea, with clear warm waters. High diversity of fish and corals.
freshwater
Southeast Asian Stream
Fast flowing forest streams found across Thailand, Malaysia and Indonesia. Clear water with rocks, sand and dense vegetation.
freshwater
Asian Rice Paddy
Shallow warm waters found in rice fields and wetlands of Southeast Asia. These environments are calm and rich in vegetation.
freshwater
Central American Rivers
Warm rivers with moderate current and rocky substrates typical of Central America.
In-depth guides
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Useful content before buying
Compatibility
Fish incompatible with Betta
Betta splendens can live in calm community aquariums, but it is not a universal community fish. Its long fins, surface breathing, and territorial behavior make some combinations fail even when water parameters appear compatible.
ColdwaterSerious goldfish keeping mistakes
The goldfish is not a tiny bowl fish. It is a cold or temperate water fish with high bioload, significant growth, and needs very different from a tropical community. Many problems happen because it is sold as easy while actually requiring space and stability.
SetupHow to cycle an aquarium correctly
Cycling an aquarium is not simply waiting a few days with the filter running. It means allowing bacteria to establish and transform toxic waste into less dangerous compounds. Without this process, even hardy fish can suffer invisible poisoning.
Start by checking whether your species are compatible
Avoid impulse purchases: compare volume, parameters, and behavior before building the community.
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