THE FRESHWATER FIELD GUIDE
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Search the full catalog of fish, plants, and invertebrates.
331 species found
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Fish · intermediate
Giant gourami
Osphronemus goramy
- Size
- 70.00 cm
- Temp
- 20.0–30.0°C
- pH
- 6.5–8.0
- From
- Southeast Asia
Fish · beginner
Giant kuhli loach
Pangio myersi
- Size
- 15.00 cm
- Temp
- 22.0–29.0°C
- pH
- 6.0–7.5
- From
- Southeast Asia
Fish · intermediate
Gladiator betta
Betta gladiator
- Size
- 10.00 cm
- Temp
- 22.0–27.0°C
- pH
- 4.0–7.5
- From
- Southeast Asia
Fish · beginner
Glass catfish
Kryptopterus vitreolus
- Size
- 15.00 cm
- Temp
- 22.0–28.0°C
- pH
- 6.5–8.0
- From
- Southeast Asia
Fish · beginner
Glowlight danio
Danio choprae
- Size
- 3.00 cm
- Temp
- 16.0–28.0°C
- pH
- 6.0–8.0
- From
- Southeast Asia
Fish · beginner
Glowlight rasbora
Trigonostigma hengeli
- Size
- 5.00 cm
- Temp
- 21.7–28.0°C
- pH
- 6.0–7.8
- From
- Southeast Asia
Fish · beginner
Glowlight tetra
Hemigrammus erythrozonus
- Size
- 4.00 cm
- Temp
- 22.0–28.0°C
- pH
- 5.5–8.0
- From
- Essequibo River, Guyana
Fish · beginner
Gold barb
Barbodes semifasciolatus
- Size
- 7.00 cm
- Temp
- 18.0–24.0°C
- pH
- 6.0–7.5
- From
- Southeast Asia
Fish · beginner
Golden betta
Betta midas
- Size
- 10.20 cm
- Temp
- 24.0–28.0°C
- pH
- 6.0–8.0
- From
- Southeast Asia
Fish · beginner
Golden dwarf barb
Pethia gelius
- Size
- 6.00 cm
- Temp
- 18.0–28.0°C
- pH
- 6.0–8.0
- From
- South Asia
Fish · beginner
Golden dwarf cichlid
Nannacara anomala
- Size
- 10.00 cm
- Temp
- 22.0–28.0°C
- pH
- 6.4–7.5
- From
- Central and South America
Fish · intermediate
Golden mbuna
Melanochromis auratus
- Size
- 12.70 cm
- Temp
- 22.8–28.0°C
- pH
- 7.0–8.6
- From
- Lake Malawi
Fish · intermediate
Golden otocinclus
Macrotocinclus affinis
- Size
- 5.08 cm
- Temp
- 20.0–28.0°C
- pH
- 6.0–7.5
- From
- Amazon Basin
Fish · beginner
Golden pencilfish
Nannostomus beckfordi
- Size
- 6.50 cm
- Temp
- 18.0–27.8°C
- pH
- 5.0–8.0
- From
- Amazon Basin
Fish · beginner
Goldfish
Carassius auratus
- Size
- 32.00 cm
- Temp
- 1.0–35.0°C
- pH
- 6.0–8.4
- From
- East Asia
Fish · intermediate
Gold nugget pleco
Baryancistrus xanthellus
- Size
- 30.00 cm
- Temp
- 25.0–29.4°C
- pH
- 6.0–7.5
- From
- Brazil
Fish · intermediate
Gold-ring danio
Microdevario kubotai
- Size
- 3.00 cm
- Temp
- 20.0–27.8°C
- pH
- 6.0–7.5
- From
- Southeast Asia
Fish · beginner
Green neon tetra
Paracheirodon simulans
- Size
- 5.00 cm
- Temp
- 22.0–28.0°C
- pH
- 3.0–7.5
- From
- Orinoco and Negro rivers
Fish · beginner
Green swordtail
Xiphophorus hellerii
- Size
- 15.00 cm
- Temp
- 20.0–28.0°C
- pH
- 6.5–8.0
- From
- Central America
Fish · intermediate
Green terror
Andinoacara rivulatus
- Size
- 30.50 cm
- Temp
- 20.0–28.0°C
- pH
- 6.5–7.5
- From
- Tropical River Basins of Peru and Ecuador
Fish · intermediate
Green-throat betta
Betta chloropharynx
- Size
- 14.00 cm
- Temp
- 23.0–29.0°C
- pH
- 3.5–7.5
- From
- Southeast Asia
Fish · beginner
Guenther's killifish
Nothobranchius guentheri
- Size
- 6.35 cm
- Temp
- 22.2–24.0°C
- pH
- 6.0–7.5
- From
- Eastern Africa
Fish · beginner
Guppy
Poecilia reticulata
- Size
- 7.62 cm
- Temp
- 22.0–28.0°C
- pH
- 6.5–8.0
- From
- Tropical regions
Fish · beginner
Half-black betta
Betta dimidiata
- Size
- 8.00 cm
- Temp
- 20.5–28.0°C
- pH
- 6.5–8.0
- From
- Southeast Asia