Aquarium Fish Database

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

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Giant Bumblebee Catfish

Pseudopimelodus bufonius

Adult size
24.5–30 cm (9.6–11.8 in)
Aquarium size
400 L or larger / ≥ 150 cm (≥ 59.1 in) minimum length
Temperament
Semi-Aggressive
Zone
Bottom dweller
Temp
24–28 °C
Intermediate – Advanced

Giant Chocolate Gourami

Sphaerichthys acrostoma

Adult size
≤ 10 cm (≤ 3.9 in)
Temperament
Peaceful
Zone
Middle to top swimmer
Temp
20–25 °C
Beginner – Intermediate

Giant Danio

Devario aequipinnatus

Adult size
≤ 10 cm (≤ 3.9 in)
Aquarium size
208 L or larger / ≥ 100 cm (≥ 39.4 in) minimum length
Temperament
Semi-Aggressive
Zone
Middle to top swimmer
Temp
22–27 °C
Intermediate – Advanced

Giant Gourami

Osphronemus goramy

Adult size
≤ 70 cm (≤ 27.6 in)
Aquarium size
1325 L or larger
Temperament
Peaceful
Temp
20–30 °C
Intermediate

Giant Hatchetfish

Thoracocharax securis

Adult size
≤ 9 cm (≤ 3.5 in)
Aquarium size
150 L or larger / ≥ 100 cm (≥ 39.4 in) minimum length
Temperament
Peaceful
Zone
Middle to top swimmer
Temp
23–30 °C
Intermediate

Giant Pikehead

Luciocephalus pulcher

Adult size
≤ 20 cm (≤ 7.9 in)
Aquarium size
208 L or larger
Temperament
Peaceful
Zone
Middle to top swimmer
Temp
22–26 °C
Intermediate

Giant Red Tail Gourami

Osphronemus laticlavius

Adult size
≤ 50 cm (≤ 19.7 in)
Aquarium size
1000 L or larger / ≥ 120 cm (≥ 47.2 in) minimum length
Temperament
Peaceful
Zone
Middle to top swimmer
Temp
20–30 °C
Advanced

Giant Snakehead

Channa micropeltes

Adult size
≤ 130 cm (≤ 51.2 in)
Aquarium size
2000 L or larger / ≥ 300 cm (≥ 118.1 in) minimum length
Temperament
Aggressive
Zone
Bottom to middle swimmer
Temp
20–30 °C
Intermediate – Advanced

Giraffe Cichlid

Nimbochromis venustus

Adult size
≤ 25 cm (≤ 9.8 in)
Aquarium size
700 L or larger / ≥ 200 cm (≥ 78.7 in) minimum length
Temperament
Semi-Aggressive
Temp
24–28 °C
Beginner

Glass Bloodfin Tetra

Prionobrama filigera

Adult size
≤ 6 cm (≤ 2.4 in)
Aquarium size
76 L or larger
Temperament
Peaceful
Zone
Middle to top swimmer
Temp
22–27 °C
Beginner – Intermediate

Glass Catfish

Kryptopterus vitreolus

Adult size
≤ 15 cm (≤ 5.9 in)
Aquarium size
110 L or larger / ≥ 90 cm (≥ 35.4 in) minimum length
Temperament
Peaceful
Zone
Middle swimmer
Temp
23–27 °C
Intermediate

Glass Knifefish

Eigenmannia virescens

Adult size
≤ 45 cm (≤ 17.7 in)
Aquarium size
284 L or larger
Temperament
Peaceful
Zone
Bottom dweller
Temp
20–30 °C
Beginner

Glowlight Danio

Celestichthys choprae

Adult size
≤ 5.5 cm (≤ 2.2 in)
Aquarium size
60 L or larger / ≥ 80 cm (≥ 31.5 in) minimum length
Temperament
Peaceful
Zone
Middle to top swimmer
Temp
17–23 °C
Beginner – Intermediate

Glowlight Rasbora

Trigonostigma hengeli

Adult size
≤ 3 cm (≤ 1.2 in)
Aquarium size
100 L or larger / ≥ 60 cm (≥ 23.6 in) minimum length
Temperament
Peaceful
Temp
22–27 °C
Beginner – Intermediate

Glowlight Tetra

Hemigrammus erythrozonus

Adult size
≤ 5 cm (≤ 2 in)
Aquarium size
54 L or larger / ≥ 60 cm (≥ 23.6 in) minimum length
Temperament
Peaceful
Zone
Middle swimmer
Temp
23–28 °C
Beginner – Intermediate

Gold Barb

Barbodes semifasciolatus

Adult size
≤ 7.5 cm (≤ 3 in)
Aquarium size
100 L or larger / ≥ 90 cm (≥ 35.4 in) minimum length
Temperament
Peaceful
Zone
Middle to top swimmer
Temp
17–23 °C
Beginner – Intermediate

Gold Gourami

Trichogaster trichopterus

Adult size
≤ 12 cm (≤ 4.7 in)
Aquarium size
200 L or larger / ≥ 100 cm (≥ 39.4 in) minimum length
Temperament
Semi-Aggressive
Zone
Middle to top swimmer
Temp
22–27 °C
Intermediate

Gold Nasuta Cichlid

Ophthalmotilapia nasuta

Adult size
≤ 20 cm (≤ 7.9 in)
Aquarium size
500 L or larger / ≥ 150 cm (≥ 59.1 in) minimum length
Temperament
Peaceful
Zone
Middle to top swimmer
Temp
23–27 °C
Beginner – Intermediate

Gold Net Hillstream Loach

Gastromyzon auronigrus

Adult size
≤ 5.5 cm (≤ 2.2 in)
Temperament
Peaceful
Zone
Bottom to middle swimmer
Temp
20–24 °C
Intermediate – Advanced

Gold Nugget Plecostomus

Baryancistrus xanthellus

Adult size
≤ 22.5 cm (≤ 8.9 in)
Aquarium size
250 L or larger
Temperament
Peaceful
Zone
Bottom dweller
Temp
25–30 °C
Beginner – Intermediate

Gold Ring Danio

Danio tinwini

Adult size
≤ 3 cm (≤ 1.2 in)
Aquarium size
40 L or larger / ≥ 45 cm (≥ 17.7 in) minimum length
Temperament
Peaceful
Zone
Middle to top swimmer
Temp
17–26 °C
Beginner – Intermediate

Gold Shoulder Rosy Tetra

Hyphessobrycon paepkei

Adult size
≤ 4 cm (≤ 1.6 in)
Aquarium size
80 L or larger / ≥ 60 cm (≥ 23.6 in) minimum length
Temperament
Peaceful
Zone
Middle to top swimmer
Temp
23–27 °C
Beginner – Intermediate

Gold Spot Halfbeak

Hemirhamphodon chrysopunctatus

Adult size
≤ 5.5 cm (≤ 2.2 in)
Aquarium size
90 L or larger / ≥ 80 cm (≥ 31.5 in) minimum length
Temperament
Peaceful
Zone
Middle to top swimmer
Temp
24–28 °C
Intermediate – Advanced

Gold Spot Plecostomus

Pterygoplichthys joselimaianus

Adult size
≤ 40 cm (≤ 15.7 in)
Aquarium size
250 L or larger / ≥ 150 cm (≥ 59.1 in) minimum length
Temperament
Peaceful
Zone
Bottom dweller
Temp
24–29 °C
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