Aquarium Fish Database

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

Beginner – Intermediate

Butterfly Plecostomus L168

Dekeyseria brachyura

Adult size
up to 15 cm
Aquarium size
160 L or larger
Temperament
Peaceful
Zone
Bottom dweller
Temp
25–27 °C
Beginner – Intermediate

Butterfly Splitfin Goodeid

Ameca splendens

Adult size
up to 10 cm
Aquarium size
200 L or larger
Temperament
Semi-Aggressive
Zone
Middle to top swimmer
Temp
59–86 °C
Intermediate – Advanced

Calvus Cichlid

Altolamprologus calvus

Adult size
up to 13 cm
Aquarium size
200 L or larger
Temperament
Peaceful
Temp
24–27 °C
Intermediate – Advanced

Cardinal Brachyrhaphis

Brachyrhaphis roseni

Adult size
up to 6 cm
Aquarium size
120 L or larger
Temperament
Semi-Aggressive
Temp
21–30 °C
Intermediate

Cardinal Tetra

Paracheirodon axelrodi

Adult size
up to 4 cm
Aquarium size
45 L or larger
Temperament
Peaceful
Zone
Middle to top swimmer
Temp
23–27 °C
Beginner – Intermediate

Celebes Halfbeak

Nomorhamphus liemi

Adult size
up to 10 cm
Aquarium size
120 L or larger
Temperament
Peaceful
Zone
Middle to top swimmer
Temp
20–24 °C
Intermediate – Advanced

Celebes Rainbowfish

Marosatherina ladigesi

Adult size
up to 8 cm
Aquarium size
80 L or larger
Temperament
Peaceful
Zone
Middle swimmer
Temp
22–27 °C
Beginner – Intermediate

Celebes Ricefish

Oryzias celebensis

Adult size
up to 5 cm
Aquarium size
45 L or larger
Temperament
Peaceful
Zone
Middle swimmer
Temp
22–30 °C
Beginner – Intermediate

Celestial Pearl Danio

Danio margaritatus

Adult size
up to 2.5 cm
Aquarium size
30 L or larger
Temperament
Peaceful
Zone
Middle to top swimmer
Temp
20–25 °C
Beginner – Intermediate

Cenepa Red Pencilfish

Nannstomus sp.

Adult size
up to 3.5 cm
Aquarium size
45 L or larger
Temperament
Peaceful
Zone
Middle to top swimmer
Temp
23–27 °C
Intermediate

Chalak Barb

Sahyadria chalakkudiensis

Adult size
up to 12.5 cm
Aquarium size
160 L or larger
Temperament
Peaceful
Zone
Bottom to middle swimmer
Temp
15–25 °C
Intermediate – Advanced

Charpini Snakehead Gudgeon

Giuris charpini

Adult size
up to 12 cm
Aquarium size
200 L or larger
Temperament
Semi-Aggressive
Zone
Bottom dweller
Temp
22–28 °C
Intermediate

Checkerboard Cichlid

Dicrossus filamentosus

Adult size
up to 10 cm
Aquarium size
200 L or larger
Temperament
Peaceful
Zone
Middle swimmer
Temp
27–30 °C
Beginner – Intermediate

Checkered Barb

Oliotius oligolepis

Adult size
up to 5 cm
Aquarium size
45 L or larger
Temperament
Peaceful
Zone
Bottom to middle swimmer
Temp
20–23 °C
Beginner – Intermediate

Checkered Rainbowfish

Melanotaenia splendida inornata

Adult size
up to 12 cm
Aquarium size
120 L or larger
Temperament
Peaceful
Zone
Middle to top swimmer
Temp
26–33 °C
Beginner

Cherry Barb

Puntius titteya

Adult size
up to 5 cm
Aquarium size
45 L or larger
Temperament
Peaceful
Zone
Bottom to middle swimmer
Temp
21–26 °C
Intermediate – Advanced

Chessboard Cichlid

Dicrossus maculatus

Adult size
up to 10 cm
Aquarium size
200 L or larger
Temperament
Peaceful
Zone
Middle swimmer
Temp
26–30 °C
Beginner – Intermediate

Chevaliers Epiplatys Killifish

Epiplatys chevalieri

Adult size
up to 6 cm
Aquarium size
80 L or larger
Temperament
Peaceful
Zone
Middle to top swimmer
Temp
24–26 °C
Beginner – Intermediate

Chilli Rasbora

Boraras brigittae

Adult size
up to 2 cm
Aquarium size
30 L or larger
Temperament
Peaceful
Zone
Middle to top swimmer
Temp
23–27 °C
Intermediate – Advanced

Chinese High Fin Banded Shark

Myxocyprinus asiaticus

Adult size
up to 100 cm
Aquarium size
900 L or larger
Temperament
Peaceful
Zone
Bottom dweller
Temp
18–27 °C
Intermediate

Chinese Hillstream Loach

Pseudogastromyzon cheni

Adult size
up to 6 cm
Aquarium size
80 L or larger
Temperament
Peaceful
Zone
Bottom dweller
Temp
18–24 °C
Beginner – Intermediate

Chinese Neon Golden Stripe Shark

Sarcocheilichthys parvus

Adult size
up to 7 cm
Aquarium size
80 L or larger
Temperament
Peaceful
Zone
Bottom to middle swimmer
Temp
23–26 °C
Intermediate – Advanced

Chocolate Bleheri Channa

Channa amari

Adult size
up to 12 cm
Aquarium size
200 L or larger
Temperament
Semi-Aggressive
Zone
Bottom to middle swimmer
Temp
20–28 °C
Intermediate – Advanced

Chocolate Gourami

Sphaerichthys osphromenoides

Adult size
up to 6 cm
Aquarium size
120 L or larger
Temperament
Semi-Aggressive
Zone
Middle to top swimmer
Temp
25–28 °C
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