Save the Little Fish

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.

Cichlids 8 fish

Altum angelfish

Altum angelfish ≈

Cichlids · PterophyllumLC

Predator. Eats any fish that fits in its mouth.

Upper Rio Negro and upper Orinoco tributaries (Inírida, Atabapo), Colombia/Venezuela

Altum angelfish

Pterophyllum altum

Upper Rio Negro and upper Orinoco tributaries (Inírida, Atabapo), Colombia/Venezuela · blackwater stream

Temperature
28–32°C
pH
4.8–6.2
Adult size
7 in · 18 cm
Flow
Calm
Swims
Mid-water
Temperament
Semi-aggressive
Diet
Carnivore
Group
6+
Status in the wild
Least concern

Predator. Eats any fish that fits in its mouth.

Photo: Jeff Kubina, CC BY-SA 4.0

Angelfish

Angelfish ≈

Cichlids · PterophyllumLC

Predator. Eats any fish that fits in its mouth.

Flooded forests of the Amazon basin

Angelfish

Pterophyllum scalare

Flooded forests of the Amazon basin · flooded forest

Temperature
24–30°C
pH
6–7.5
Adult size
6 in · 15 cm
Flow
Calm
Swims
Mid-water
Temperament
Semi-aggressive
Diet
Omnivore
Group
5+
Typical price
$8–30
Status in the wild
Least concern

Predator. Eats any fish that fits in its mouth.

Long fins. Fin nippers will pick on it.

Photo: Rjcastillo, CC BY 4.0

Demasoni

Demasoni ≈

Cichlids · ChindongoVU

Predator. Eats any fish that fits in its mouth.

Lake Malawi: Pombo Rocks, Tanzanian coast

Demasoni

Chindongo demasoni

Lake Malawi: Pombo Rocks, Tanzanian coast · lake

Temperature
24–28°C
pH
7.6–8.8
Adult size
3 in · 7.5 cm
Flow
Gentle
Swims
Mid-water
Temperament
Aggressive
Diet
Herbivore
Group
6+
Status in the wild
Vulnerable

Predator. Eats any fish that fits in its mouth.

Hard water. Needs hard, alkaline water, like its rift lake.

Photo: dinomariobob, CC0

Flametail peacock

Flametail peacock ≈

Cichlids · AulonocaraLC

Predator. Eats any fish that fits in its mouth.

Lake Malawi: along the coast between Ngara and Chizi Point; 'flametail' form from Ngara, Malawi

Flametail peacock

Aulonocara stuartgranti

Lake Malawi: along the coast between Ngara and Chizi Point; 'flametail' form from Ngara, Malawi · lake

Temperature
23–29°C
pH
7.5–9
Adult size
5 in · 13 cm
Flow
Gentle
Swims
Bottom
Temperament
Semi-aggressive
Diet
Carnivore
Group
5+
Status in the wild
Least concern

Predator. Eats any fish that fits in its mouth.

Hard water. Needs hard, alkaline water, like its rift lake.

Photo: Photograph by Mike Peel ( www.mikepeel.net )., CC BY-SA 4.0

Frontosa

Frontosa ≈

Cichlids · CyphotilapiaNT

Predator. Eats any fish that fits in its mouth.

Northern Lake Tanganyika: deep rocky slopes 15-70 m, Cape Tembwe to Bulu Point

Frontosa

Cyphotilapia frontosa

Northern Lake Tanganyika: deep rocky slopes 15-70 m, Cape Tembwe to Bulu Point · lake

Temperature
23–27°C
pH
8–9
Adult size
10 in · 25.5 cm
Flow
Calm
Swims
Mid-water
Temperament
Semi-aggressive
Diet
Carnivore
Group
5+
Status in the wild
Near threatened

Predator. Eats any fish that fits in its mouth.

Hard water. Needs hard, alkaline water, like its rift lake.

Photo: Maha Dinesh, CC BY-SA 3.0

Jacobfreibergi peacock

Jacobfreibergi peacock ≈

Cichlids · AulonocaraLC

Predator. Eats any fish that fits in its mouth.

Lake Malawi: southern lake - Cape Maclear, Otter Point, Monkey Bay, Undu Reef

Jacobfreibergi peacock

Aulonocara jacobfreibergi

Lake Malawi: southern lake - Cape Maclear, Otter Point, Monkey Bay, Undu Reef · lake

Temperature
25–29°C
pH
7.5–9
Adult size
6 in · 15 cm
Flow
Gentle
Swims
Bottom
Temperament
Semi-aggressive
Diet
Carnivore
Group
5+
Status in the wild
Least concern

Predator. Eats any fish that fits in its mouth.

Hard water. Needs hard, alkaline water, like its rift lake.

Photo: Lerdsuwa, CC BY-SA 3.0

Moorii

Moorii ≈

Cichlids · TropheusNT

Hard water. Needs hard, alkaline water, like its rift lake.

Lake Tanganyika: shallow rocky shorelines (many local colour forms)

Moorii

Tropheus moorii

Lake Tanganyika: shallow rocky shorelines (many local colour forms) · lake

Temperature
23–27°C
pH
8–9.5
Adult size
6 in · 14.5 cm
Flow
Strong
Swims
Mid-water
Temperament
Aggressive
Diet
Herbivore
Group
15+
Status in the wild
Near threatened

Hard water. Needs hard, alkaline water, like its rift lake.

Photo: Bobby 111 (?), CC BY-SA 3.0

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