Beginner – IntermediateTransparent Blue Eye Rainbowfish
Pseudomugil pellucidus
- Adult size
- up to 3.5 cm
- Aquarium size
- 45 L or larger
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 23–27 °C
Aquarium Fish Database
Explore freshwater aquarium fish by care level, size, temperament, swimming zone, water parameters, and compatibility.
Beginner – Intermediate
Intermediate – AdvancedTransvestite Dwarf Cichlid
Nanochromis transvestitus
- Adult size
- up to 7 cm
- Aquarium size
- 120 L or larger
- Temperament
- Peaceful
- Zone
- Middle swimmer
- Temp
- 23–26 °C
Beginner – IntermediateTropical Carp Gudgeon
Hypseleotris cyprinoides
- Adult size
- up to 8 cm
- Aquarium size
- 80 L or larger
- Temperament
- Peaceful
- Zone
- Bottom to middle swimmer
- Temp
- 22–28 °C
Beginner – IntermediateTrue Flying Fox
Epalzeorhynchos kalopterus
- Adult size
- up to 15 cm
- Aquarium size
- 160 L or larger
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 22–26 °C
IntermediateTurkana Jewel Cichlid
Hemichromis exsul
- Adult size
- up to 10 cm
- Aquarium size
- 200 L or larger
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 22–27 °C
IntermediateTwo Banded Dwarf Cichlid
Apistogramma psammophila
- Adult size
- up to 6 cm
- Aquarium size
- 120 L or larger
- Temperament
- Peaceful
- Zone
- Bottom to middle swimmer
- Temp
- 23–27 °C
Beginner – IntermediateTwosaddle Corydoras
Corydoras weitzmani
- Adult size
- up to 5.5 cm
- Aquarium size
- 60 L or larger
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 21–25 °C
Beginner – IntermediateTwostripe Corydoras
Corydoras bifasciatus
- Adult size
- up to 6 cm
- Aquarium size
- 60 L or larger
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 22–26 °C
Intermediate – AdvancedUaru Cichlid
Uaru amphiacanthoides
- Adult size
- up to 25 cm
- Aquarium size
- 300 L or larger
- Temperament
- Peaceful
- Temp
- 27–30 °C
IntermediateUaupesi Apistogramma
Apistogramma uaupesi
- Adult size
- up to 6 cm
- Aquarium size
- 120 L or larger
- Temperament
- Semi-Aggressive
- Zone
- Bottom to middle swimmer
- Temp
- 22–29 °C
IntermediateUmbrella Apistogramma
Apistogramma borellii
- Adult size
- up to 6.5 cm
- Aquarium size
- 120 L or larger
- Temperament
- Semi-Aggressive
- Zone
- Bottom to middle swimmer
- Temp
- 20–26 °C
Beginner – IntermediateUpside Down Catfish
Synodontis nigriventris
- Adult size
- up to 10 cm
- Aquarium size
- 100 L or larger
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 23–27 °C
Beginner – IntermediateUrucu Corydoras
Corydoras urucu
- Adult size
- up to 3 cm
- Aquarium size
- 60 L or larger
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 23–27 °C
Beginner – IntermediateVampire Otocinclus
Nannoptopoma sternoptychum
- Adult size
- up to 3.3 cm
- Aquarium size
- 45 L or larger
- Temperament
- Peaceful
- Temp
- 22–27 °C
BeginnerVariatus Platy
Xiphophorus variatus
- Adult size
- up to 7 cm
- Aquarium size
- 80 L or larger
- Temperament
- Peaceful
- Zone
- Middle swimmer
- Temp
- 20–26 °C
Beginner – IntermediateVatani Rohtee
Rohtee ogilbii
- Adult size
- up to 50 cm
- Aquarium size
- 900 L or larger
- Temperament
- Peaceful
- Zone
- Middle swimmer
- Temp
- 22–26 °C
Beginner – IntermediateVenezuelan Orange Corydoras
Corydoras venezuelanus
- Adult size
- up to 5.5 cm
- Aquarium size
- 60 L or larger
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 18–26 °C
IntermediateVentralis Featherfin Cichlid
Ophthalmotilapia ventralis
- Adult size
- up to 15 cm
- Aquarium size
- 200 L or larger
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 23–27 °C
Beginner – IntermediateVietnam Golden Line Minnow
Araiocypris batodes
- Adult size
- up to 3.5 cm
- Aquarium size
- 45 L or larger
- Temperament
- Peaceful
- Zone
- Bottom to middle swimmer
- Temp
- 22–26 °C
BeginnerVietnamese Cardinal Minnow
Tanichthys micagemmae
- Adult size
- up to 3 cm
- Aquarium size
- 30 L or larger
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 18–23 °C
Beginner – IntermediateVogelkop Blue Eye Rainbowfish
Pseudomugil reticulatus
- Adult size
- up to 3.5 cm
- Aquarium size
- 45 L or larger
- Temperament
- Peaceful
- Zone
- Middle swimmer
- Temp
- 22–27 °C
Beginner – IntermediateWapoga Rainbowfish
Chilatherina alleni
- Adult size
- up to 8 cm
- Aquarium size
- 80 L or larger
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 24–30 °C
Beginner – IntermediateWeather Loach
Misgurnus anguillicaudatus
- Adult size
- up to 30 cm
- Aquarium size
- 300 L or larger
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 10–25 °C
Beginner – IntermediateWest Papua Rainbowfish
Melanotaenia fasinensis
- Adult size
- up to 12 cm
- Aquarium size
- 120 L or larger
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 26–30 °C
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