Tropical freshwater
Betta
Betta splendensA surface-breathing tropical fish whose shelter, flow and social arrangements deserve as much attention as its fins.
Read the care notes- Social character
- Territorial; individual behavior matters
Fishkeeping Guide / The living indexA fish is
A fish is
more than a name.
6 source-linked introductions. Look at the adult life, the environment and the company each fish needs.
Explore the register
Species register
6 species notes
Temperate freshwater
Common and comet goldfish
Carassius auratusAn active, long-lived fish that needs a plan for its adult body, swimming room and substantial waste load.
Read the care notes- Social character
- Active; food competition matters
Tropical freshwater
Freshwater angelfish
Pterophyllum scalareA tall South American cichlid whose adult shape, feeding opportunities and breeding behavior change the community plan.
Read the care notes- Social character
- Cichlid; territory can intensify during breeding
Tropical freshwater
Neon tetra
Paracheirodon innesiA small South American shoaling fish whose group, cover and protection from larger fish belong in the plan from the start.
Read the care notes- Social character
- Shoaling; generally peaceful
Tropical freshwater
Guppy
Poecilia reticulataA small livebearer whose social plan and likely offspring matter as much as color and tail shape.
Read the care notes- Social character
- Social; breeding pressure needs planning
Tropical marine
Common clownfish
Amphiprion ocellarisA saltwater fish with a social hierarchy and a defended home area. Its familiar appearance does not remove the demands of a marine aquarium.
Read the care notes- Social character
- Territorial; social hierarchy matters
No matching noteThat fish is outside
That fish is outside
this first collection.
Try a shorter name or reset the water filter.