Diet
Quality betta pellets with occasional suitable frozen or live foods
Fish
Betta fish care
Betta fish need a cycled heated tank, gentle filtration, calm water flow and tiny measured feeds.
Change pet
Fish selected. Switch group or choose a specific pet.
Lifespan
3-5 years
Typical costs
GBP 15-GBP 50 per month after setup
Space
Heated, filtered and cycled aquarium with calm flow and cover
Care basics
What to get right first.
Housing
Stable warm water, plants or cover, gentle filter and tested water parameters
Social needs
Usually solitary. Tank mates need careful research and backup plans
Exercise
Gentle swimming space with rests near the surface
Cleaning
Regular partial water changes and careful filter maintenance
Handling
Avoid handling; use careful transfer methods only when necessary.
Common health concerns
- Fin rot
- Bloat
- Stress from poor water
- Temperature shock
Often misunderstood
- Keeping bettas in bowls
- Unheated tanks
- Strong filter flow
- Overfeeding
- Adding random tank mates
Related information
Care guides
Expert reviewed
Betta fish tank basics without the bowl myth
A beginner-friendly guide to heated tanks, gentle flow, feeding and water quality.
7 min readReviewed 27 July 2026
Read guide