Yes — fish hiding is often normal, especially in certain situations.
Many fish naturally seek shelter as part of their instinctive behaviour.
Why fish hide
New environments: Fish often hide when first introduced to a tank.
Stress: Changes in lighting, noise, or activity can cause temporary hiding.
Rest: Some fish hide while resting or sleeping.
When hiding is usually fine
If your fish comes out to eat and swims normally at other times, hiding is usually not a problem.
Reassuring takeaway
Hiding is a natural behaviour for many fish and is often part of feeling safe.
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