Cool / coldwater fish
Species that can tolerate cooler aquariums (lower temps).
2002 fish found • page 46
Synodontis decorus
Clown Synodontis +2
Temp 22–27°CpH 8dGH 3–25
Gymnotus carapo
Banded Knifefish +2
Temp 22–25°CpH 5–6dGH 2–8
Hassar affinis
Sailfin Armored Catfish +2
Temp 22–25°CpH 5–6dGH 6–8
Sahyadria chalakkudiensis
Sahyadriya Chalakkudiensis +2
Temp 15–25°CpH 7.5dGH 5–20
Hemichromis lifallili
Red Jewel Fish +1
Temp 22–28°CpH 6–7dGH 4–16
Desmopuntius puntius
Spotted Barb +1
Temp 22–25°CpH 5–7dGH 2–17
Hemiodopsis gracilis
Slender Hemiodus +2
Temp 22–25°CpH 5–6dGH 3–8
Hemigrammus caudovittatus
Buenos Aires Tetra
Temp 22–25°CpH 5–7dGH 3–8
Hemigrammus ocellifer
Head and Tail Light Tetra +2
Temp 22–25°CpH 5–7dGH 3–8
Heterobagrus leucophasis
Burma Catfish +2
Temp 22–25°CpH 5–6dGH 1–11
Heteropneustes microps
Stinging Catfish +1
Temp 22–25°CpH 5–6dGH 6–17
Huso huso
Beluga Sturgeon +1
Temp 10–22°CpH 5–6dGH 8–22
Hymenochirus boettgeri
African Dwarf Frog +1
Temp 22–25°CpH 6–7dGH 3–11
Aulonocara maylandia
Maylandia Cichlid +1
Temp 22–25°CpH 7–8dGH 11–22
Macropodus spechti
Black Paradise Fish +1
Temp 20–30°CpH 8dGH 5–20
Xiphophorus variatus
Variatus Platy +1
Temp 20–26°CpH 8.2dGH 14–30
Epalzeorhynchus bicolor
Redtail Shark +1
Temp 22–28°CpH 6–7dGH 4–11
Channa micropeltes
Giant Snakehead +2
Temp 20–30°CpH 8dGH 2–20
Hypancistrus lda
LDA Pleco +1
Temp 22–25°CpH 6–7dGH 6–11
Hyphessobrycon flammeus
Flame Tetra +2
Temp 20–26°CpH 7.5dGH 1–12
Corydoras ehrhardti
Ehrhardt's Corydoras
Temp 18–23°CpH 7.5dGH 5–15
Hyphessobrycon heterohabdus
Orange Line Tetra +1
Temp 22–28°CpH 5–7dGH 3–8
Pseudosphromenus cupanus
Spiketail Paradisefish +1
Temp 20–28°CpH 7.5dGH 2–25
Thymallus thymallus
Grayling +1
Temp 7–18°CpH 6.5–8dGH 3–10
Melanotaenia fluviatilis
Australian Rainbowfish +1
Temp 20–25°CpH 7–8dGH 8–20
Cyclocheilos enoplos
Siamese Mud Carp +1
Temp 20–26°CpH 8dGH 1–15
Hyphessobrycon minor
Serpae Tetra +2
Temp 22–25°CpH 5–6dGH 3–8
Esox lucius
Northern pike +6
Temp 10–22°CpH 5–6dGH 2–11
Puntigrus navjotsodhii
Navjot's Tiger Barb +1
Temp 20–27°CpH 6–7.5dGH 3–8
Labeo pierrei
Pierre's Labeo +1
Temp 22–28°CpH 6.5–7.5dGH 6–14
Gasteropelecus levis
Silver Hatchetfish
Temp 20–28°CpH 7.5dGH 1–12
Trichopsis pumila
Sparkling Gourami +1
Temp 22–28°CpH 7.5dGH 1–12
Hyporhamphus quoyi
Quoy's Garfish +2
Temp 22–25°CpH 7–8dGH 6–11
Hypostomus plecostomus
Plecostomus +2
Temp 22–28°CpH 6–8dGH 6–67
Puntigrus tetrazona
Tiger Barb +1
Temp 20–26°CpH 7–8dGH 1–20
Channa stewartii
Temp 22–25°CpH 5–6dGH 5–10