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Quarantining New Fish — Simple Hobbyist Protocol

Every new fish should spend 21 days in isolation — here is the simple hobby version.

By 4848 One FarmPublished April 21, 2026

Tank Requirements

A 5 or 10 gallon tank with cycled sponge filter, heater, hiding spot.

Bare bottom for easy cleaning.

Dedicated net and equipment.

Days 1-7: Observation

Do not medicate. Watch for stress and disease signs.

Feed small amounts twice daily.

Daily water quality check.

Days 8-14: Preventive Medication

General cure (metronidazole and praziquantel combo) treats most internal parasites.

Follow package dosing precisely.

Days 15-21: Recovery

Normal feeding and water changes.

Last chance to observe for any latent disease.

Release

No disease for 14 consecutive days — safe to add to display.

Any disease — extend quarantine 14 days beyond full recovery.

#beginner#quarantine#biosecurity

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