Aquarium Fish Database

Explore freshwater aquarium fish by care level, size, temperament, swimming zone, water parameters, and compatibility.

Intermediate

Asian Upside Down Catfish

Mystus leucophasis

Adult size
≤ 30 cm (≤ 11.8 in)
Temperament
Peaceful
Zone
Bottom dweller
Temp
23–26 °C
Beginner – Intermediate

Assam Danio

Devario assamensis

Adult size
≤ 10 cm (≤ 3.9 in)
Temperament
Peaceful
Zone
Middle to top swimmer
Temp
15–21 °C
Beginner – Intermediate

Aureofuscus Goby

Stiphodon aureofuscus

Adult size
≤ 5 cm (≤ 2 in)
Temperament
Peaceful
Zone
Bottom to middle swimmer
Temp
22–28 °C
Intermediate – Advanced

Aurora Cichlid

Maylandia aurora

Adult size
≤ 10 cm (≤ 3.9 in)
Temperament
Aggressive
Zone
Middle swimmer
Temp
24–27 °C
Beginner – Intermediate

Aurora Lizard Tetra

Iguanodectes variatus

Adult size
≤ 10 cm (≤ 3.9 in)
Temperament
Peaceful
Zone
Middle swimmer
Temp
22–26 °C
Intermediate – Advanced

Avacado Pufferfish

Auriglobus modestus

Adult size
≤ 10 cm (≤ 3.9 in)
Temperament
Aggressive
Temp
23–27 °C
Beginner – Intermediate

Axelrods Corydoras

Corydoras axelrodi

Adult size
≤ 5 cm (≤ 2 in)
Temperament
Peaceful
Zone
Bottom dweller
Temp
22–26 °C
Beginner – Intermediate

Bala Shark

Balantiocheilos melanopterus

Adult size
≤ 35 cm (≤ 13.8 in)
Temperament
Peaceful
Zone
Bottom to middle swimmer
Temp
22–27 °C
Beginner – Intermediate

Banded Apistogramma

Apistogramma bitaeniata

Adult size
≤ 8 cm (≤ 3.1 in)
Temperament
Peaceful
Zone
Bottom to middle swimmer
Temp
23–30 °C
Intermediate – Advanced

Banded Archerfish

Toxotes jaculatrix

Adult size
≤ 30 cm (≤ 11.8 in)
Temperament
Peaceful
Zone
Middle to top swimmer
Temp
25–30 °C
Beginner – Intermediate

Banded Gourami

Trichogaster fasciata

Adult size
≤ 10 cm (≤ 3.9 in)
Temperament
Peaceful
Zone
Middle swimmer
Temp
23–28 °C
Intermediate – Advanced

Banded Hillstream Loach

Pseudogastromyzon changtingensis

Adult size
≤ 7.5 cm (≤ 3 in)
Temperament
Peaceful
Zone
Bottom dweller
Temp
18–24 °C
Beginner

Banded Rainbowfish

Melanotaenia trifasciata

Adult size
≤ 13 cm (≤ 5.1 in)
Temperament
Peaceful
Zone
Middle to top swimmer
Temp
21–26 °C
Beginner – Intermediate

Bandit Corydoras

Corydoras metae

Adult size
≤ 5 cm (≤ 2 in)
Temperament
Peaceful
Zone
Bottom dweller
Temp
20–26 °C
Intermediate

Bandtail Tetra

Moenkhausia dichroura

Adult size
≤ 10 cm (≤ 3.9 in)
Temperament
Peaceful
Zone
Middle to top swimmer
Temp
22–26 °C
Beginner – Intermediate

Bandula Barb

Pethia bandula

Adult size
≤ 4.5 cm (≤ 1.8 in)
Temperament
Peaceful
Zone
Middle swimmer
Temp
20–27 °C
Beginner – Intermediate

Banjo Catfish

Bunocephalus coracoideus

Adult size
≤ 15 cm (≤ 5.9 in)
Temperament
Peaceful
Zone
Bottom dweller
Temp
22–26 °C
Intermediate

Bar Cheek Goby

Rhinogobius giurinus

Adult size
≤ 9 cm (≤ 3.5 in)
Temperament
Peaceful
Zone
Bottom to middle swimmer
Temp
18–24 °C
Intermediate – Advanced

Barca Snakehead

Channa barca

Adult size
≤ 105 cm (≤ 41.3 in)
Temperament
Semi-Aggressive
Zone
Bottom to middle swimmer
Temp
10–28 °C
Beginner – Intermediate

Barito Loach

Kapuasia falaris

Adult size
≤ 8 cm (≤ 3.1 in)
Temperament
Peaceful
Zone
Bottom dweller
Temp
22–26 °C
Intermediate

Barlow’s Apistogramma

Apistogramma barlowi

Adult size
≤ 6.5 cm (≤ 2.6 in)
Temperament
Semi-Aggressive
Zone
Middle to top swimmer
Temp
22–29 °C
Intermediate – Advanced

Barred Bichir

Polypterus delhezi

Adult size
≤ 35 cm (≤ 13.8 in)
Temperament
Peaceful
Zone
Bottom to middle swimmer
Temp
24–30 °C
Beginner – Intermediate

Barred Danio

Devario pathirana

Adult size
≤ 8 cm (≤ 3.1 in)
Temperament
Peaceful
Zone
Middle swimmer
Temp
20–26 °C
Beginner – Intermediate

Barred Pencilfish

Nannostomus espei

Adult size
≤ 3 cm (≤ 1.2 in)
Temperament
Peaceful
Zone
Middle to top swimmer
Temp
21–27 °C
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