Tier 1 — Absolute Beginner
Platies — colorful livebearers, easy breeders, peaceful.
Guppies — same benefits, smaller, school well.
Neon tetras — small school fish, beautiful blue line.
Cherry barbs — small, peaceful, active.
Tier 2 — After 3 Months Experience
Corydoras catfish — bottom dwellers, sociable, need group of 6+.
Harlequin rasboras — stunning school fish.
Dwarf gouramis — personality, can be aggressive, one per tank.
Tier 3 — After 6 Months
Bettas — single-male-only, rewarding but specific needs.
Angelfish — need taller tank, can nip small tankmates.
German blue rams — beautiful but need stable soft water.
Species to Avoid First Year
Discus, arowana, large cichlids, saltwater species.
Common goldfish and koi (need enormous tanks or ponds).
Shrimp (do not cycle alongside fish; parameter-sensitive).