Thresher pleco
L108Aphanotorulus emarginatus
Rio Suriname, Suriname · river
- Temperature
- 23–28°C
- pH
- 5.5–7.5
- Swims
- Bottom
- Diet
- Omnivore
Photo: Sidnei Dantas, CC BY-SA 4.0
Freshwater fishes
The fish list
542 species, each with the water it needs, who it gets along with, and where it comes from. Find one, or browse by family, genus or river.
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Ancistrus57 fish -
Hypostomus56 fish -
Peckoltia46 fish -
Hypancistrus41 fish -
Panaque28 fish -
Pseudacanthicus25 fish -
Baryancistrus19 fish - Pseudancistrus17 fish
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Chaetostoma14 fish -
Spectracanthicus14 fish - Ancistrini12 fish
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Lasiancistrus12 fish -
Pterygoplichthys11 fish -
Aphanotorulus9 fish -
Leporacanthicus9 fish - Paralithoxus8 fish
- Ancistomus7 fish
- Pseudolithoxus7 fish
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Scobinancistrus6 fish - Hopliancistrus5 fish
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Panaqolus5 fish -
Parancistrus5 fish -
Apistogramma4 fish -
Corydoras4 fish - Dekeyseria4 fish
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Guyanancistrus4 fish -
Hemiancistrus4 fish -
Acanthicus3 fish -
Aulonocara3 fish -
Hyphessobrycon3 fish - Isorineloricaria3 fish
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Neolamprologus3 fish -
Poecilia3 fish -
Amphilophus2 fish -
Andinoacara2 fish -
Chindongo2 fish -
Danio2 fish - Harttia2 fish
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Hemigrammus2 fish -
Maylandia2 fish -
Megalancistrus2 fish -
Melanotaenia2 fish -
Mikrogeophagus2 fish -
Paracheirodon2 fish - Peckoltichthys2 fish
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Pseudorinelepis2 fish -
Pterophyllum2 fish -
Rineloricaria2 fish -
Trichogaster2 fish -
Xiphophorus2 fish - Acarichthys1 fish
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Altolamprologus1 fish -
Amatitlania1 fish -
Astronotus1 fish -
Beaufortia1 fish -
Betta1 fish -
Boraras1 fish -
Carassius1 fish -
Caridina1 fish -
Carinotetraodon1 fish -
Carnegiella1 fish -
Chromobotia1 fish -
Cichla1 fish -
Cleithracara1 fish - Colossimystax1 fish
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Crossocheilus1 fish -
Cyphotilapia1 fish - Delturus1 fish
- Geophagus1 fish
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Gymnocorymbus1 fish -
Gymnogeophagus1 fish -
Heros1 fish -
Herotilapia1 fish -
Julidochromis1 fish -
Labeotropheus1 fish -
Labidochromis1 fish -
Lamprologus1 fish - Lithoxancistrus1 fish
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Loricaria1 fish -
Melanochromis1 fish - Nannostomus1 fish
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Neocaridina1 fish -
Neritina1 fish - Oligancistrus1 fish
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Otocinclus1 fish -
Pangio1 fish -
Parachromis1 fish -
Pelvicachromis1 fish -
Pethia1 fish -
Phenacogrammus1 fish -
Placidochromis1 fish - Pseudotropheus1 fish
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Puntigrus1 fish -
Puntius1 fish -
Rocio1 fish -
Sciaenochromis1 fish -
Sewellia1 fish -
Symphysodon1 fish -
Tanichthys1 fish -
Thorichthys1 fish -
Trichopodus1 fish -
Trichopsis1 fish -
Trichromis1 fish -
Trigonostigma1 fish -
Tropheus1 fish -
Unknown2 fish
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Orinoco30 fish
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Xingu26 fish
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Amazon21 fish
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Tocantins17 fish
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Tapajós16 fish -
Lake Malawi13 fish
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Mexico & Central America11 fish
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Southeast Asia11 fish
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Lake Tanganyika8 fish
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Rio Negro8 fish -
Rio Branco6 fish
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South Asia6 fish
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Suriname6 fish
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Curuá5 fish -
East Asia5 fish
- Jatapu4 fish
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Rio Madeira4 fish
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Africa3 fish
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Caribbean coast3 fish
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Essequibo3 fish -
Guaviare3 fish
- Jari3 fish
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Madeira3 fish - Maicuru3 fish
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Parana3 fish
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Guianas2 fish
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Man-made2 fish
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New Guinea2 fish
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Oyapock2 fish
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Paraná & Paraguay2 fish
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Rio Tapajós2 fish -
Rio Tocantins2 fish
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South America (widespread)2 fish
- Uatumã2 fish
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Upper Amazon2 fish - Apure1 fish
- Araguari1 fish
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Aripuanã1 fish -
Caqueta1 fish - Guaporé1 fish
- Jauaperi1 fish
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Marañón1 fish -
Nanay1 fish -
Pacific South America1 fish - Paru1 fish
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Purus1 fish - Teles_Pires1 fish
- Trombetas1 fish
- Ventuari1 fish
- Zuata1 fish
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Unknown origin286 fish
The fishes 542 fish · new every day
Saulosi
Chindongo saulosi
Lake Malawi: Taiwan Reef only, ~9 km NW of Chizumulu Island, Malawi · lake
- Temperature
- 23–27°C
- pH
- 7.4–8.4
- Adult size
- 3 in · 8.6 cm
- Flow
- Strong
- Swims
- Mid-water
- Temperament
- Territorial
- Diet
- Herbivore
- Group
- 4+
- Status in the wild
- Critically endangered
Predator. Eats any fish that fits in its mouth.
Hard water. Needs hard, alkaline water, like its rift lake.
Photo: Gerard Delany, CC BY-SA 4.0
Flash pleco
L204Panaqolus albivermis
Peruvian Amazon · river
- Temperature
- 24–28°C
- pH
- 5.5–7.5
- Adult size
- 4 in · 11 cm
- Flow
- Gentle
- Swims
- Bottom
- Temperament
- Peaceful
- Diet
- Wood
- Breeding
- Moderate
- Typical price
- $50–100
- In Canada
- Occasional
- Rarity
- Uncommon
White vermiculation with orange-red fin edges. A wood-eater, so add driftwood and vegetables.
Photo: Hantanplan, CC0
Chili rasbora
Boraras brigittae
Peat swamps of southwest Borneo · swamp or paddy
- Temperature
- 20–28°C
- pH
- 4–7
- Adult size
- 0.8 in · 2 cm
- Flow
- Calm
- Swims
- Mid-water
- Temperament
- Peaceful
- Diet
- Omnivore
- Group
- 8+
- Typical price
- $3–5
- Rarity
- Pet-store staple
Photo: Daiju Azuma, CC BY-SA 4.0
Thresher pleco
L035Aphanotorulus emarginatus
Rio Suriname, Suriname · river
- Temperature
- 23–28°C
- pH
- 5.5–7.5
- Swims
- Bottom
- Diet
- Omnivore
Photo: Sidnei Dantas, CC BY-SA 4.0
Oscar
Astronotus ocellatus
Slow rivers and floodplains of the Amazon · flooded forest
- Temperature
- 20–28°C
- pH
- 6–7.5
- Adult size
- 13 in · 33 cm
- Flow
- Calm
- Swims
- Mid-water and bottom
- Temperament
- Semi-aggressive
- Diet
- Carnivore
- Group
- 1+
- Typical price
- $15–40
- Status in the wild
- Least concern
Predator. Eats any fish that fits in its mouth.
Photo: Jón Helgi Jónsson (Amything), CC BY-SA 3.0
Coffee & cream pleco
L160Pseudacanthicus spinosus
Amazon basin · river
- Temperature
- 26–30°C
- pH
- 5.5–7.5
- Swims
- Bottom
- Diet
- Carnivore
Photo: François-Louis Laporte, PD
Peckoltia sp.
L218Peckoltia sp.
Unknown origin · river
- Temperature
- 25–29°C
- pH
- 5.5–7.5
- Swims
- Bottom
- Diet
- Omnivore
Photo: Frank-Christian Baum (user Fcbaum), CC BY-SA 3.0
Boeseman's rainbowfish
Melanotaenia boesemani
Ayamaru Lakes, West Papua · lake
- Temperature
- 26–30°C
- pH
- 7–8
- Adult size
- 4 in · 10 cm
- Flow
- Gentle
- Swims
- Mid-water and top
- Temperament
- Peaceful
- Diet
- Omnivore
- Group
- 6+
- Typical price
- $8–15
Photo: H. Zell, CC BY-SA 3.0
Otocinclus
Otocinclus vittatus
Streams across South America · stream
- Temperature
- 21–27°C
- pH
- 6–7.5
- Adult size
- 1.6 in · 4 cm
- Flow
- Gentle
- Swims
- Bottom and mid-water
- Temperament
- Peaceful
- Diet
- Grazer
- Group
- 6+
- Typical price
- $4–7
- Rarity
- Pet-store staple
Photo: No machine-readable author provided. Chle assumed (based on copyright claims)., CC BY-SA 3.0
Pterygoplichthys joselimaianus
L022Pterygoplichthys joselimaianus
Rio Tocantins, Brazil · river
- Temperature
- 23–28°C
- pH
- 5.5–7.5
- Swims
- Bottom
- Diet
- Omnivore
Photo: 5snake5, CC BY-SA 4.0
Black skirt tetra
Gymnocorymbus ternetzi
Paraguay and Guaporé basins · river
- Temperature
- 21–27°C
- pH
- 6–7.5
- Adult size
- 2.4 in · 6 cm
- Flow
- Gentle
- Swims
- Mid-water
- Temperament
- Semi-aggressive
- Diet
- Omnivore
- Group
- 6+
- Typical price
- $3–5
- Rarity
- Pet-store staple
Fin nipper. Keep it away from long-finned fish.
Photo: emptyvi, CC BY-SA 3.0
Jack Dempsey
Rocio octofasciata
Atlantic slope, S Mexico (Papaloapan) to Honduras (Ulúa) · river
- Temperature
- 20–30°C
- pH
- 6.5–8
- Adult size
- 8 in · 20 cm
- Flow
- Calm
- Swims
- Mid-water
- Temperament
- Aggressive
- Diet
- Omnivore
- Group
- 2+
- Status in the wild
- Least concern
Predator. Eats any fish that fits in its mouth.
Photo: Bernard DUPONT, CC BY 4.0
Xingu Lipbrooder
L010Loricaria birindellii
Rio Xingu, Iriri and Curua, Brazil · river
- Temperature
- 24–28°C
- pH
- 5.5–7.5
- Swims
- Bottom
- Diet
- Omnivore
Photo: Gabriel Lelis Togni, CC BY 3.0
Convict cichlid
Amatitlania nigrofasciata
Pacific and Atlantic slopes, Guatemala to Honduras/El Salvador (SF says to Panama) · stream
- Temperature
- 24–28°C
- pH
- 6–8
- Adult size
- 5 in · 12 cm
- Flow
- Gentle
- Swims
- Bottom
- Temperament
- Aggressive
- Diet
- Omnivore
- Group
- 2+
- Status in the wild
- Data deficient
Predator. Eats any fish that fits in its mouth.
Photo: Konstantin Gerasimov, CC BY 4.0
Hypostomus cf. nematopterus
L060Hypostomus cf. nematopterus
Unknown origin · river
- Temperature
- 23–28°C
- pH
- 5.5–7.5
- Swims
- Bottom
- Diet
- Omnivore
Photo: Maël Lemaitre, CC BY NC
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