Beginner – IntermediateFiremouth Cichlid
Thorichthys meeki
- Adult size
- up to 15 cm
- Aquarium size
- 200 L or larger
- Temperament
- Semi-Aggressive
- Zone
- Bottom to middle swimmer
- Temp
- 23–30 °C
Aquarium Fish Database
Explore freshwater aquarium fish by care level, size, temperament, swimming zone, water parameters, and compatibility.
Beginner – Intermediate
IntermediateFlabellicauda Apistogramma
Apistogramma flabellicauda
- Adult size
- up to 7 cm
- Aquarium size
- 120 L or larger
- Temperament
- Semi-Aggressive
- Zone
- Bottom to middle swimmer
- Temp
- 22–28 °C
Beginner – IntermediateFlag Cichlid
Mesonauta festivus
- Adult size
- up to 15 cm
- Aquarium size
- 200 L or larger
- Temperament
- Peaceful
- Temp
- 22–27 °C
Beginner – IntermediateFlag Tailed Panda Corydoras
Corydoras oiapoquensis
- Adult size
- up to 5 cm
- Aquarium size
- 60 L or larger
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 20–25 °C
IntermediateFlag Tetra
Hyphessobrycon heterorhabdus
- Adult size
- up to 3.5 cm
- Aquarium size
- 45 L or larger
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 23–28 °C
Beginner – IntermediateFlagtail Catfish
Dianema urostriatum
- Adult size
- up to 13 cm
- Aquarium size
- 160 L or larger
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 22–27 °C
Beginner – IntermediateFlagtail Corydoras
Corydoras robineae
- Adult size
- up to 7 cm
- Aquarium size
- 100 L or larger
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 21–26 °C
BeginnerFlame Tetra
Hyphessobrycon flammeus
- Adult size
- up to 3 cm
- Aquarium size
- 30 L or larger
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 22–27 °C
Beginner – IntermediateFlameback Bleeding Heart Tetra
Hyphessobrycon pyrrhonotus
- Adult size
- up to 6 cm
- Aquarium size
- 80 L or larger
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 20–27 °C
IntermediateFlash Plecostomus
Panaqolus albivermis
- Adult size
- up to 12 cm
- Aquarium size
- 100 L or larger
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 24–30 °C
IntermediateFoersch’s Betta
Betta foerschi
- Adult size
- up to 6 cm
- Aquarium size
- 80 L or larger
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 22–28 °C
Intermediate – AdvancedForest Snakehead
Channa lucius
- Adult size
- up to 45 cm
- Aquarium size
- 900 L or larger
- Temperament
- Aggressive
- Zone
- Middle to top swimmer
- Temp
- 24–28 °C
BeginnerForktail Blue Eye Rainbowfish
Pseudomugil furcatus
- Adult size
- up to 5.5 cm
- Aquarium size
- 80 L or larger
- Temperament
- Peaceful
- Zone
- Middle swimmer
- Temp
- 23–26 °C
Intermediate – AdvancedFour-banded Tigerfish
Datnioides polota
- Adult size
- up to 30 cm
- Aquarium size
- 300 L or larger
- Temperament
- Semi-Aggressive
- Zone
- Bottom to middle swimmer
- Temp
- 20–28 °C
AdvancedFrail Gourami
Ctenops nobilis
- Adult size
- up to 10 cm
- Aquarium size
- 200 L or larger
- Temperament
- Aggressive
- Zone
- Middle to top swimmer
- Temp
- 15–25 °C
IntermediateFrankei Tetra
Hyphessobrycon frankei
- Adult size
- up to 4.5 cm
- Aquarium size
- 45 L or larger
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 22–27 °C
IntermediateFrontosa Cichlid
Cyphotilapia frontosa
- Adult size
- up to 35 cm
- Aquarium size
- 300 L or larger
- Temperament
- Peaceful
- Zone
- Middle swimmer
- Temp
- 23–27 °C
Beginner – IntermediateFulleri Corydoras
Corydoras fulleri
- Adult size
- up to 7.5 cm
- Aquarium size
- 100 L or larger
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 22–26 °C
Beginner – IntermediateGabon Jewelfish
Aphyosemion cyanostictum
- Adult size
- up to 5 cm
- Aquarium size
- 45 L or larger
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 25–35 °C
Beginner – IntermediateGabon Killifish
Aphyosemion gabunense
- Adult size
- up to 5 cm
- Aquarium size
- 45 L or larger
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 22–26 °C
Intermediate – AdvancedGalaxy Loach
Mesonoemacheilus guentheri
- Adult size
- up to 6 cm
- Aquarium size
- 120 L or larger
- Temperament
- Semi-Aggressive
- Zone
- Bottom to middle swimmer
- Temp
- 18–25 °C
Beginner – IntermediateGalaxy Plecostomus L029
Leporacanthicus galaxias
- Adult size
- up to 25 cm
- Aquarium size
- 300 L or larger
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 22–26 °C
Beginner – IntermediateGarnet Minnow
Aphyocypris lini
- Adult size
- up to 5 cm
- Aquarium size
- 45 L or larger
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 18–22 °C
Beginner – IntermediateGary Lange’s Rainbowfish
Melanotaenia garylangei
- Adult size
- up to 8 cm
- Aquarium size
- 80 L or larger
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 25–28 °C
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