Beginner – IntermediateKamaka Rainbowfish
Melanotaenia kamaka
- Adult size
- up to 7 cm
- Aquarium size
- 80 L or larger
- Temperament
- Peaceful
- Zone
- Middle swimmer
- Temp
- 22–27 °C
Aquarium Fish Database
Explore freshwater aquarium fish by care level, size, temperament, swimming zone, water parameters, and compatibility.
Beginner – Intermediate
Beginner – IntermediateKane’s Corydoras
Corydoras kanei
- Adult size
- up to 5 cm
- Aquarium size
- 60 L or larger
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 20–26 °C
IntermediateKansu Loach
Sinibotia robusta
- Adult size
- up to 18 cm
- Aquarium size
- 240 L or larger
- Temperament
- Peaceful
- Zone
- Bottom to middle swimmer
- Temp
- 20–23 °C
IntermediateKatibas Sucker Loach
Gastromyzon katibasensis
- Adult size
- up to 7 cm
- Aquarium size
- 60 L or larger
- Temperament
- Peaceful
- Temp
- 20–26 °C
Beginner – IntermediateKeeled Otocinclus
Oxyropsis carinata
- Adult size
- up to 8 cm
- Aquarium size
- 60 L or larger
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 20–25 °C
Intermediate – AdvancedKelberi Peacock Bass
Cichla kelberi
- Adult size
- up to 50 cm
- Aquarium size
- 900 L or larger
- Temperament
- Semi-Aggressive
- Zone
- Middle swimmer
- Temp
- 24–29 °C
IntermediateKeyhole Cichlid
Cleithracara maronii
- Adult size
- up to 12.5 cm
- Aquarium size
- 200 L or larger
- Temperament
- Peaceful
- Temp
- 22–26 °C
Beginner – IntermediateKitty Tetra
Hyphessobrycon loweae
- Adult size
- up to 4 cm
- Aquarium size
- 45 L or larger
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 23–27 °C
IntermediateKnight Goby
Stigmatogobius sadanundio
- Adult size
- up to 9 cm
- Aquarium size
- 120 L or larger
- Temperament
- Peaceful
- Zone
- Bottom to middle swimmer
- Temp
- 20–26 °C
Beginner – IntermediateKogal Blue Eyed Tetra
Moenkhausia sp.
- Adult size
- up to 6 cm
- Aquarium size
- 80 L or larger
- Temperament
- Peaceful
- Zone
- Middle swimmer
- Temp
- 23–27 °C
IntermediateKrabi Mouth Brooding Betta
Betta simplex
- Adult size
- up to 5 cm
- Aquarium size
- 45 L or larger
- Temperament
- Peaceful
- Zone
- Middle swimmer
- Temp
- 22–27 °C
Beginner – IntermediateKribensis Cichlid
Pelvicachromis pulcher
- Adult size
- up to 10 cm
- Aquarium size
- 200 L or larger
- Temperament
- Peaceful
- Zone
- Bottom to middle swimmer
- Temp
- 23–26 °C
Beginner – IntermediateKrieg’s Mini Tetra
Serrapinnus kriegi
- Adult size
- up to 2.5 cm
- Aquarium size
- 30 L or larger
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 22–26 °C
Beginner – IntermediateKuhli Loach
Pangio kuhlii
- Adult size
- up to 11 cm
- Aquarium size
- 100 L or larger
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 23–29 °C
Beginner – IntermediateLake Furnusu Rainbowfish
Melanotaenia mairasi
- Adult size
- up to 8 cm
- Aquarium size
- 80 L or larger
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 21–26 °C
Beginner – IntermediateLake Inle Danio
Devario auropurpureus
- Adult size
- up to 8 cm
- Aquarium size
- 80 L or larger
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 20–23 °C
Beginner – IntermediateLake Kurumoi Rainbowfish
Melanotaenia parva
- Adult size
- up to 8 cm
- Aquarium size
- 80 L or larger
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 24–28 °C
IntermediateLake Kutubu Rainbowfish
Melanotaenia lacustris
- Adult size
- up to 12.5 cm
- Aquarium size
- 160 L or larger
- Temperament
- Peaceful
- Zone
- Middle swimmer
- Temp
- 21–26 °C
BeginnerLake Tebera Rainbowfish
Melanotaenia herbertaxelrodi
- Adult size
- up to 10 cm
- Aquarium size
- 120 L or larger
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 20–26 °C
Beginner – IntermediateLake Wanam Rainbowfish
Glossolepis wanamensis
- Adult size
- up to 10.5 cm
- Aquarium size
- 120 L or larger
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 25–30 °C
BeginnerLambchop Rasbora
Trigonostigma espei
- Adult size
- up to 3 cm
- Aquarium size
- 30 L or larger
- Temperament
- Peaceful
- Temp
- 22–26 °C
Beginner – IntermediateLaos Blackline Torpedo Loach
Nemacheilus longistriatus
- Adult size
- up to 12.5 cm
- Aquarium size
- 160 L or larger
- Temperament
- Peaceful
- Zone
- Bottom to middle swimmer
- Temp
- 23–26 °C
Beginner – IntermediateLaos Danio
Devario laoensis
- Adult size
- up to 6.5 cm
- Aquarium size
- 80 L or larger
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 22–26 °C
Intermediate – AdvancedLemon Cichlid
Neolamprologus leleupi
- Adult size
- up to 10 cm
- Aquarium size
- 200 L or larger
- Temperament
- Semi-Aggressive
- Temp
- 22–27 °C
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