Schooling freshwater fish: K

All schooling freshwater fish whose common name starts with K, in alphabetical order. Each card links to its care guide.

13 species

Kamaka rainbowfish
Melanotaenia kamaka
Freshwater
2.8 in (7 cm) · 29 gal (110 L)77–86°F (25–30°C)
Kane's cory
Hoplisoma kanei
Freshwater
1.8 in (4.5 cm) · 15 gal (55 L)75–82°F (24–28°C)
Kissing prochilodus
Semaprochilodus insignis
Freshwater
13.8 in (35 cm) · 135 gal (510 L)73–84°F (23–29°C)
Kitty tetra
Hyphessobrycon heliacus
Freshwater
1.3 in (3.4 cm) · 12 gal (45 L)72–82°F (22–28°C)
Klasio rainbowfish
Melanotaenia klasioensis
Freshwater
4.2 in (10.6 cm) · 42 gal (160 L)75–84°F (24–29°C)
Knaack's cory
Hoplisoma knaacki
Freshwater
1.8 in (4.5 cm) · 16 gal (60 L)73–81°F (23–27°C)
Korthaus rasbora
Pectenocypris korthausae
Freshwater
1.7 in (4.2 cm) · 14 gal (54 L)73–82°F (23–28°C)
Krenakore tetra
Hyphessobrycon krenakore
Freshwater
1.4 in (3.5 cm) · 15 gal (55 L)72–81°F (22–27°C)
Krieg's tetra
Serrapinnus kriegi
Freshwater
0.9 in (2.4 cm) · 11 gal (40 L)68–79°F (20–26°C)
Kubuna hardyhead
Craterocephalus randi
Freshwater
3.1 in (8 cm) · 30 gal (112 L)72–82°F (22–28°C)
Kuehne's white cloud minnow
Tanichthys kuehnei
Freshwater
1.5 in (3.7 cm) · 14 gal (54 L)64–75°F (18–24°C)
Kuhli loach
Pangio kuhlii
Freshwater
3.9 in (10 cm) · 20 gal (75 L)72–82°F (22–28°C)
Kyburz tetra
Pseudochalceus kyburzi
Freshwater
3.1 in (7.8 cm) · 29 gal (110 L)72–81°F (22–27°C)

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