IntermediateAsian Upside Down Catfish
Mystus leucophasis
- Adult size
- ≤ 11.8" (≤ 30 cm)
- Aquarium size
- 114 US gal (430 L) or larger / ≥ 47.2" (≥ 120 cm) minimum length
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 73–79°F (23–26°C)
Aquarium Fish Database
Explore freshwater aquarium fish by care level, size, temperament, swimming zone, water parameters, and compatibility.
Intermediate
Beginner – IntermediateAssam Danio
Devario assamensis
- Adult size
- ≤ 3.9" (≤ 10 cm)
- Aquarium size
- 64 US gal (243 L) or larger / ≥ 47.2" (≥ 120 cm) minimum length
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 59–70°F (15–21°C)
Beginner – IntermediateAureofuscus Goby
Stiphodon aureofuscus
- Adult size
- ≤ 2" (≤ 5 cm)
- Aquarium size
- 14 US gal (54 L) or larger / ≥ 23.6" (≥ 60 cm) minimum length
- Temperament
- Peaceful
- Zone
- Bottom to middle swimmer
- Temp
- 72–82°F (22–28°C)
Intermediate – AdvancedAurora Cichlid
Maylandia aurora
- Adult size
- ≤ 3.9" (≤ 10 cm)
- Aquarium size
- 79 US gal (300 L) or larger / ≥ 47.2" (≥ 120 cm) minimum length
- Temperament
- Aggressive
- Zone
- Middle swimmer
- Temp
- 75–81°F (24–27°C)
Beginner – IntermediateAurora Lizard Tetra
Iguanodectes variatus
- Adult size
- ≤ 3.9" (≤ 10 cm)
- Aquarium size
- 53 US gal (200 L) or larger
- Temperament
- Peaceful
- Zone
- Middle swimmer
- Temp
- 72–79°F (22–26°C)
Intermediate – AdvancedAvacado Pufferfish
Auriglobus modestus
- Adult size
- ≤ 3.9" (≤ 10 cm)
- Aquarium size
- 106 US gal (400 L) or larger / ≥ 59.1" (≥ 150 cm) minimum length
- Temperament
- Aggressive
- Temp
- 73–81°F (23–27°C)
Beginner – IntermediateAxelrods Corydoras
Hoplisoma axelrodi
- Adult size
- ≤ 2" (≤ 5 cm)
- Aquarium size
- 21 US gal (80 L) or larger / ≥ 23.6" (≥ 60 cm) minimum length
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 72–79°F (22–26°C)
Beginner – IntermediateBala Shark
Balantiocheilos melanopterus
- Adult size
- ≤ 13.8" (≤ 35 cm)
- Aquarium size
- 132 US gal (500 L) or larger / ≥ 70.9" (≥ 180 cm) minimum length
- Temperament
- Peaceful
- Zone
- Bottom to middle swimmer
- Temp
- 72–81°F (22–27°C)
Beginner – IntermediateBanded Apistogramma
Apistogramma bitaeniata
- Adult size
- ≤ 3.1" (≤ 8 cm)
- Aquarium size
- 18 US gal (70 L) or larger / ≥ 23.6" (≥ 60 cm) minimum length
- Temperament
- Peaceful
- Zone
- Bottom to middle swimmer
- Temp
- 73–86°F (23–30°C)
Intermediate – AdvancedBanded Archerfish
Toxotes jaculatrix
- Adult size
- ≤ 11.8" (≤ 30 cm)
- Aquarium size
- 132 US gal (500 L) or larger / ≥ 47.2" (≥ 120 cm) minimum length
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 77–86°F (25–30°C)
Beginner – IntermediateBanded Gourami
Trichogaster fasciata
- Adult size
- ≤ 3.9" (≤ 10 cm)
- Aquarium size
- 19 US gal (71 L) or larger / ≥ 29.5" (≥ 75 cm) minimum length
- Temperament
- Peaceful
- Zone
- Middle swimmer
- Temp
- 73–82°F (23–28°C)
Intermediate – AdvancedBanded Hillstream Loach
Pseudogastromyzon changtingensis
- Adult size
- ≤ 3" (≤ 7.5 cm)
- Aquarium size
- 20 US gal (76 L) or larger
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 64–75°F (18–24°C)
BeginnerBanded Rainbowfish
Melanotaenia trifasciata
- Adult size
- ≤ 5.1" (≤ 13 cm)
- Aquarium size
- 29 US gal (110 L) or larger / ≥ 47.2" (≥ 120 cm) minimum length
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 70–79°F (21–26°C)
Beginner – IntermediateBandit Corydoras
Hoplisoma metae
- Adult size
- ≤ 2" (≤ 5 cm)
- Aquarium size
- 21 US gal (80 L) or larger / ≥ 31.5" (≥ 80 cm) minimum length
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 68–79°F (20–26°C)
IntermediateBandtail Tetra
Moenkhausia dichroura
- Adult size
- ≤ 3.9" (≤ 10 cm)
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 72–79°F (22–26°C)
Beginner – IntermediateBandula Barb
Pethia bandula
- Adult size
- ≤ 1.8" (≤ 4.5 cm)
- Aquarium size
- 20 US gal (76 L) or larger
- Temperament
- Peaceful
- Zone
- Middle swimmer
- Temp
- 68–81°F (20–27°C)
Beginner – IntermediateBanjo Catfish
Bunocephalus coracoideus
- Adult size
- ≤ 5.9" (≤ 15 cm)
- Aquarium size
- 19 US gal (71 L) or larger / ≥ 31.5" (≥ 80 cm) minimum length
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 72–79°F (22–26°C)
IntermediateBar Cheek Goby
Rhinogobius giurinus
- Adult size
- ≤ 3.5" (≤ 9 cm)
- Aquarium size
- 14 US gal (54 L) or larger / ≥ 23.6" (≥ 60 cm) minimum length
- Temperament
- Peaceful
- Zone
- Bottom to middle swimmer
- Temp
- 64–75°F (18–24°C)
Intermediate – AdvancedBarca Snakehead
Channa barca
- Adult size
- ≤ 41.3" (≤ 105 cm)
- Temperament
- Semi-Aggressive
- Zone
- Bottom to middle swimmer
- Temp
- 50–82°F (10–28°C)
Beginner – IntermediateBarito Loach
Kapuasia falaris
- Adult size
- ≤ 3.1" (≤ 8 cm)
- Aquarium size
- 40 US gal (150 L) or larger / ≥ 35.4" (≥ 90 cm) minimum length
- Temperament
- Peaceful
- Zone
- Bottom dweller
- Temp
- 72–79°F (22–26°C)
IntermediateBarlow’s Apistogramma
Apistogramma barlowi
- Adult size
- ≤ 2.6" (≤ 6.5 cm)
- Aquarium size
- 14 US gal (54 L) or larger / ≥ 23.6" (≥ 60 cm) minimum length
- Temperament
- Semi-Aggressive
- Zone
- Middle to top swimmer
- Temp
- 72–84°F (22–29°C)
Intermediate – AdvancedBarred Bichir
Polypterus delhezi
- Adult size
- ≤ 13.8" (≤ 35 cm)
- Aquarium size
- 171 US gal (648 L) or larger / ≥ 70.9" (≥ 180 cm) minimum length
- Temperament
- Peaceful
- Zone
- Bottom to middle swimmer
- Temp
- 75–86°F (24–30°C)
Beginner – IntermediateBarred Danio
Devario pathirana
- Adult size
- ≤ 3.1" (≤ 8 cm)
- Aquarium size
- 64 US gal (243 L) or larger / ≥ 47.2" (≥ 120 cm) minimum length
- Temperament
- Peaceful
- Zone
- Middle swimmer
- Temp
- 68–79°F (20–26°C)
Beginner – IntermediateBarred Pencilfish
Nannostomus espei
- Adult size
- ≤ 1.2" (≤ 3 cm)
- Aquarium size
- 14 US gal (54 L) or larger / ≥ 23.6" (≥ 60 cm) minimum length
- Temperament
- Peaceful
- Zone
- Middle to top swimmer
- Temp
- 70–81°F (21–27°C)