Peaceful community fish
A community tank works when every fish in it is genuinely peaceful and wants similar water. The species here are rated peaceful in our catalog. Check each profile for tank size and the conditions they share.
422 species
Adolfo's cory
Corydoras adolfoi2.4 in (6 cm)20 gal (75 L)70–79°F (21–26°C)
African Banded Barb
Barbus fasciolatus2.4 in (6 cm)20 gal (75 L)68–79°F (20–26°C)
African Butterfly Barb
Barbus hulstaerti1.4 in (3.5 cm)11 gal (40 L)63–75°F (17–24°C)African Moon Tetra
Bathyaethiops caudomaculatus3.1 in (8 cm)22 gal (85 L)72–77°F (22–25°C)
African oneline tetra
Nannaethiops unitaeniatus2.6 in (6.5 cm)16 gal (60 L)72–79°F (22–26°C)
Agassiz's cory
Corydoras agassizii2.8 in (7 cm)24 gal (90 L)72–79°F (22–26°C)
Albater cory
Aspidoras albater1.6 in (4 cm)16 gal (60 L)72–77°F (22–25°C)Amazon molly
Poecilia formosa3.5 in (9 cm)20 gal (75 L)68–82°F (20–28°C)
Amazon sailfin catfish
Pterygoplichthys pardalis17.7 in (45 cm)100 gal (380 L)72–84°F (22–29°C)Anjungan licorice gourami
Parosphromenus anjunganensis1.4 in (3.5 cm)11 gal (40 L)72–82°F (22–28°C)
Ansorge's neolebias
Neolebias ansorgii1.4 in (3.5 cm)11 gal (40 L)75–82°F (24–28°C)
Argentine Pearl Killifish
Austrolebias nigripinnis2.8 in (7 cm)18 gal (70 L)64–75°F (18–24°C)
Arulius barb
Dawkinsia arulius3.9 in (10 cm)37 gal (140 L)66–77°F (19–25°C)Asian stone catfish
Hara jerdoni1.6 in (4 cm)11 gal (40 L)64–75°F (18–24°C)Aspidoras Cory-Cat
Aspidoras raimundi1.8 in (4.5 cm)15 gal (55 L)68–77°F (20–25°C)
Australian rainbowfish
Melanotaenia fluviatilis4.3 in (11 cm)30 gal (115 L)68–77°F (20–25°C)
Badis
Badis badis2.4 in (6 cm)20 gal (75 L)59–77°F (15–25°C)Balunga Betta
Betta balunga2 in (5 cm)16 gal (60 L)72–81°F (22–27°C)
Banded darter
Etheostoma zonale3.1 in (7.8 cm)26 gal (100 L)59–70°F (15–21°C)
Banded rainbowfish
Melanotaenia trifasciata5.9 in (15 cm)50 gal (190 L)75–84°F (24–29°C)
Banjo catfish
Bunocephalus coracoideus5.9 in (15 cm)25 gal (95 L)72–81°F (22–27°C)Bannertail cory
Corydoras robineae2.6 in (6.5 cm)20 gal (75 L)73–79°F (23–26°C)
Barred pencilfish
Nannostomus espei1.2 in (3 cm)15 gal (55 L)72–82°F (22–28°C)
Barred rainbowfish
Chilatherina fasciata4.7 in (12 cm)53 gal (200 L)75–86°F (24–30°C)
Barred-tail cory
Corydoras cochui1.4 in (3.5 cm)13 gal (50 L)70–82°F (21–28°C)
Black band cory
Corydoras zygatus2.6 in (6.5 cm)21 gal (80 L)72–79°F (22–26°C)
Black Moor
Carassius auratus7.9 in (20 cm)25 gal (95 L)61–75°F (16–24°C)
Black Neon Tetra
Hyphessobrycon herbertaxelrodi1.4 in (3.5 cm)16 gal (60 L)72–82°F (22–28°C)
Black phantom tetra
Hyphessobrycon megalopterus1.4 in (3.6 cm)17 gal (65 L)70–82°F (21–28°C)
Black-banded rainbowfish
Melanotaenia nigrans3.9 in (10 cm)32 gal (120 L)72–82°F (22–28°C)
Black-barred livebearer
Quintana atrizona1.3 in (3.4 cm)11 gal (40 L)72–82°F (22–28°C)
Blackbanded sunfish
Enneacanthus chaetodon3.9 in (10 cm)20 gal (75 L)39–75°F (4–24°C)
Blackbelly limia
Limia melanogaster2.4 in (6 cm)16 gal (60 L)72–82°F (22–28°C)
Blackfin Cory
Corydoras leucomelas1.8 in (4.5 cm)16 gal (60 L)73–79°F (23–26°C)Blackstripe cory
Corydoras bondi2 in (5 cm)15 gal (55 L)70–79°F (21–26°C)Blacktop cory
Corydoras acutus1.7 in (4.4 cm)13 gal (50 L)72–82°F (22–28°C)
Blackwing hatchetfish
Carnegiella marthae1.4 in (3.5 cm)30 gal (115 L)68–82°F (20–28°C)
Bleeding heart tetra
Hyphessobrycon erythrostigma2.4 in (6 cm)20 gal (75 L)70–81°F (21–27°C)
Bleher's rainbowfish
Chilatherina bleheri4.7 in (12 cm)53 gal (200 L)73–81°F (23–27°C)
Blind cave tetra
Astyanax mexicanus4.7 in (12 cm)25 gal (95 L)70–77°F (21–25°C)Blue axelrodi rasbora
Sundadanio axelrodi0.8 in (2 cm)12 gal (45 L)73–79°F (23–26°C)
Blue cory
Corydoras nattereri2.6 in (6.5 cm)20 gal (75 L)68–73°F (20–23°C)
Blue danio
Danio kerri1.8 in (4.5 cm)11 gal (40 L)68–79°F (20–26°C)
Blue dolphin cichlid
Cyrtocara moorii9.8 in (25 cm)66 gal (250 L)77–84°F (25–29°C)
Blue Neon Cichlid
Paracyprichromis nigripinnis4.3 in (11 cm)48 gal (180 L)75–81°F (24–27°C)
Blue ram
Mikrogeophagus ramirezi2.4 in (6 cm)18 gal (70 L)81–86°F (27–30°C)
Blue-eyed livebearer
Priapella intermedia2.8 in (7 cm)24 gal (90 L)72–82°F (22–28°C)
Boeseman's rainbowfish
Melanotaenia boesemani4.3 in (11 cm)30 gal (115 L)81–86°F (27–30°C)
Bolivian ram
Mikrogeophagus altispinosus3.1 in (8 cm)45 gal (170 L)75–82°F (24–28°C)
Borneo glass catfish
Ompok eugeneiatus6.5 in (16.5 cm)45 gal (170 L)70–82°F (21–28°C)
Borneo hillstream loach
Gastromyzon ctenocephalus1.6 in (4 cm)20 gal (75 L)68–75°F (20–24°C)
Brilliant rasbora
Rasbora einthovenii3.5 in (9 cm)20 gal (75 L)72–82°F (22–28°C)
Bristlenose pleco
Ancistrus sp.4.9 in (12.5 cm)20 gal (75 L)70–79°F (21–26°C)Brittan’s rasbora
Kottelatia brittani2.4 in (6 cm)16 gal (60 L)68–79°F (20–26°C)
Bronze cory
Corydoras aeneus3 in (7.5 cm)20 gal (75 L)70–81°F (21–27°C)
Brown spiketail paradisefish
Pseudosphromenus dayi2.6 in (6.5 cm)12 gal (45 L)68–82°F (20–28°C)
Brown-Point Shield Skin
Aspidoras fuscoguttatus1.5 in (3.8 cm)13 gal (50 L)72–77°F (22–25°C)
Bubble Eye
Carassius auratus5.9 in (15 cm)20 gal (75 L)64–73°F (18–23°C)Bugeye squeaker
Synodontis contractus3.9 in (10 cm)30 gal (114 L)72–79°F (22–26°C)Burgess's cory
Corydoras burgessi2.2 in (5.5 cm)20 gal (75 L)72–79°F (22–26°C)
Butterfly Loach
Beaufortia kweichowensis3 in (7.5 cm)25 gal (95 L)61–75°F (16–24°C)
Butterfly Pleco (L168)
Dekeyseria brachyura5.5 in (14 cm)40 gal (150 L)77–84°F (25–29°C)
Cambodian log sucker
Garra cambodgiensis5.9 in (15 cm)32 gal (120 L)68–81°F (20–27°C)
Candy Striped Pleco (L015)
Peckoltia vittata4.7 in (12 cm)30 gal (115 L)77–84°F (25–29°C)
Cardinal tetra
Paracheirodon axelrodi1.8 in (4.5 cm)16 gal (60 L)73–84°F (23–29°C)
Cauca molly
Poecilia caucana2.4 in (6 cm)16 gal (60 L)77–86°F (25–30°C)
Celebes rainbow
Marosatherina ladigesi3.1 in (8 cm)25 gal (95 L)72–82°F (22–28°C)
Celestial Eye
Carassius auratus5.9 in (15 cm)20 gal (75 L)64–73°F (18–23°C)
Celestial Pearl danio
Danio margaritatus0.8 in (2 cm)9 gal (35 L)72–79°F (22–26°C)
Ceros Tetra
Moenkhausia ceros2 in (5 cm)16 gal (60 L)75–82°F (24–28°C)
Checkerboard Cichlid
Dicrossus filamentosus3.5 in (9 cm)20 gal (75 L)79–86°F (26–30°C)
Checkered Barb
Oliotius oligolepis1.8 in (4.5 cm)16 gal (60 L)68–79°F (20–26°C)
Cherry barb
Puntius titteya2 in (5 cm)20 gal (75 L)72–81°F (22–27°C)
Chili rasbora
Boraras brigittae0.8 in (2 cm)7 gal (25 L)72–82°F (22–28°C)
Chocolate cichlid
Hypselecara temporalis11.8 in (30 cm)65 gal (245 L)77–86°F (25–30°C)
Chocolate gourami
Sphaerichthys osphromenoides2 in (5 cm)17 gal (65 L)79–88°F (26–31°C)
Chukai Betta
Betta tussyae1.6 in (4 cm)11 gal (40 L)73–82°F (23–28°C)
Cinnamon loach
Pangio pangia2.4 in (6 cm)20 gal (75 L)72–81°F (22–27°C)
Clown Barb
Barbodes everetti4.7 in (12 cm)40 gal (150 L)64–82°F (18–28°C)
Clown Killifish
Epiplatys annulatus1.4 in (3.5 cm)15 gal (55 L)68–79°F (20–26°C)
Cochu's blue tetra
Boehlkea fredcochui2.2 in (5.5 cm)20 gal (75 L)72–82°F (22–28°C)
Colombian Tetra
Hyphessobrycon columbianus2.6 in (6.5 cm)20 gal (75 L)73–82°F (23–28°C)
Comet
Carassius auratus11.8 in (30 cm)50 gal (190 L)39–75°F (4–24°C)
Common goldfish
Carassius auratus7.9 in (20 cm)24 gal (90 L)39–82°F (4–28°C)
Common hatchetfish
Gasteropelecus sternicla1.6 in (4 cm)33 gal (125 L)68–82°F (20–28°C)
Common otocinclus
Otocinclus vittatus2 in (5 cm)20 gal (75 L)72–79°F (22–26°C)Concolor cory
Corydoras concolor2.4 in (6 cm)20 gal (75 L)72–79°F (22–26°C)
Congo tetra
Phenacogrammus interruptus3.1 in (8 cm)24 gal (90 L)73–82°F (23–28°C)
Coral red pencilfish
Nannostomus mortenthaleri1.2 in (3 cm)15 gal (55 L)75–82°F (24–28°C)
Croaking gourami
Trichopsis vittata2.8 in (7 cm)25 gal (95 L)72–82°F (22–28°C)Cross loach
Micronemacheilus cruciatus1.6 in (4 cm)14 gal (54 L)68–77°F (20–25°C)Crossband chocolate gourami
Sphaerichthys selatanensis1.8 in (4.5 cm)16 gal (60 L)79–86°F (26–30°C)
Crucian carp
Carassius carassius11.8 in (30 cm)119 gal (450 L)39–75°F (4–24°C)
Cuban limia
Limia vittata3.9 in (10 cm)18 gal (70 L)73–82°F (23–28°C)
Cuckoo squeaker
Synodontis multipunctatus9.8 in (25 cm)50 gal (190 L)75–82°F (24–28°C)Cuming's barb
Pethia cumingii2 in (5 cm)16 gal (60 L)72–81°F (22–27°C)
Cupid cichlid
Biotodoma cupido4.7 in (12 cm)53 gal (200 L)68–86°F (20–30°C)
Daisy's Ricefish
Oryzias woworae1.2 in (3 cm)9 gal (35 L)73–81°F (23–27°C)
Danionella cerebrum
Danionella cerebrum0.5 in (1.3 cm)8 gal (30 L)72–82°F (22–28°C)
Darter tetra
Characidium fasciatum2.8 in (7 cm)16 gal (60 L)68–79°F (20–26°C)
Delicate blue-eye
Pseudomugil tenellus2.2 in (5.5 cm)20 gal (75 L)77–90°F (25–32°C)
Demon eartheater
Satanoperca jurupari7.1 in (18 cm)119 gal (450 L)75–82°F (24–28°C)
Dirty Bandit Cory
Corydoras loxozonus2 in (5 cm)16 gal (60 L)70–75°F (21–24°C)
Discus
Symphysodon aequifasciatus7.9 in (20 cm)65 gal (245 L)79–90°F (26–32°C)
Disk tetra
Myleus schomburgkii15.7 in (40 cm)170 gal (645 L)73–81°F (23–27°C)
Doctor Fish
Garra rufa4.7 in (12 cm)29 gal (110 L)57–68°F (14–20°C)
Drab Sole
Achirus achirus14.6 in (37 cm)98 gal (370 L)77–86°F (25–30°C)
Dracula fish
Danionella dracula0.7 in (1.7 cm)11 gal (40 L)68–79°F (20–26°C)
Drape-fin barb
Oreichthys crenuchoides1.6 in (4 cm)14 gal (54 L)73–82°F (23–28°C)
Duboulayi's rainbowfish
Melanotaenia duboulayi4.7 in (12 cm)30 gal (115 L)64–82°F (18–28°C)
Duplicate cory
Corydoras duplicareus2 in (5 cm)20 gal (75 L)72–79°F (22–26°C)
Dusky millions fish
Phalloceros caudimaculatus2.4 in (6 cm)12 gal (45 L)64–75°F (18–24°C)Dwarf barb
Pethia phutunio1.4 in (3.5 cm)12 gal (45 L)72–79°F (22–26°C)
Dwarf botia
Ambastaia sidthimunki2.4 in (6 cm)20 gal (75 L)68–86°F (20–30°C)
Dwarf bumblebee catfish
Pseudomystus leiacanthus2.4 in (6 cm)20 gal (75 L)70–77°F (21–25°C)
Dwarf cory
Corydoras hastatus1.3 in (3.2 cm)12 gal (45 L)68–79°F (20–26°C)
Dwarf flag cichlid
Laetacara curviceps2.2 in (5.5 cm)20 gal (75 L)68–82°F (20–28°C)
Dwarf gourami
Trichogaster lalius3 in (7.5 cm)16 gal (60 L)72–81°F (22–27°C)Dwarf hoplo
Lepthoplosternum pectorale2.6 in (6.5 cm)24 gal (90 L)68–75°F (20–24°C)
Dwarf livebearer
Neoheterandria elegans1 in (2.5 cm)5 gal (20 L)75–82°F (24–28°C)
Dwarf pencilfish
Nannostomus marginatus1 in (2.5 cm)12 gal (45 L)72–82°F (22–28°C)Dwarf petricola
Synodontis lucipinnis3.9 in (10 cm)30 gal (114 L)73–81°F (23–27°C)
Dwarf rainbowfish
Melanotaenia maccullochi2.8 in (7 cm)20 gal (75 L)72–82°F (22–28°C)
Dwarf rasbora
Boraras maculatus1 in (2.5 cm)7 gal (25 L)72–82°F (22–28°C)
Eartheater cichlid
Geophagus altifrons9.8 in (25 cm)115 gal (435 L)79–90°F (26–32°C)
Eastern rainbowfish
Melanotaenia splendida splendida5.9 in (15 cm)50 gal (190 L)75–84°F (24–29°C)Eel kuhli loach
Pangio anguillaris4.7 in (12 cm)20 gal (75 L)72–82°F (22–28°C)Ehrhardt's cory
Corydoras ehrhardti2 in (5 cm)16 gal (60 L)66–77°F (19–25°C)
Elegant cory
Corydoras elegans2.1 in (5.4 cm)16 gal (60 L)68–79°F (20–26°C)
Ember tetra
Hyphessobrycon amandae0.8 in (2 cm)9 gal (35 L)72–82°F (22–28°C)
Emerald catfish
Corydoras splendens3.1 in (8 cm)40 gal (150 L)70–82°F (21–28°C)
Emerald dwarf rasbora
Danio erythromicron0.8 in (2 cm)11 gal (40 L)68–75°F (20–24°C)
Endler's livebearer
Poecilia wingei1.6 in (4 cm)5 gal (20 L)72–86°F (22–30°C)
Espei rasbora
Trigonostigma espei1.5 in (3.8 cm)11 gal (40 L)73–82°F (23–28°C)
European Bitterling
Rhodeus amarus3.9 in (10 cm)34 gal (130 L)55–72°F (13–22°C)
European minnow
Phoxinus phoxinus5.1 in (13 cm)45 gal (170 L)54–68°F (12–20°C)Evelyn's cory
Corydoras evelynae1.6 in (4 cm)15 gal (55 L)72–79°F (22–26°C)
Even-Spotted squeaker
Synodontis petricola4.7 in (12 cm)45 gal (170 L)75–82°F (24–28°C)
Everglades pygmy sunfish
Elassoma evergladei1.3 in (3.4 cm)8 gal (30 L)54–82°F (12–28°C)
Exclamation-point rasbora
Boraras urophthalmoides0.6 in (1.6 cm)11 gal (40 L)73–81°F (23–27°C)
Eyespot gourami
Parasphaerichthys ocellatus1.4 in (3.5 cm)12 gal (45 L)64–77°F (18–25°C)
Eyespot rasbora
Brevibora dorsiocellata1.4 in (3.5 cm)9 gal (35 L)68–77°F (20–25°C)
Fairy cory
Corydoras atropersonatus2 in (5 cm)16 gal (60 L)70–81°F (21–27°C)Fairy dwarf cichlid
Biotoecus opercularis1.6 in (4 cm)20 gal (75 L)77–86°F (25–30°C)
False bandit cory
Corydoras melini2 in (5 cm)16 gal (60 L)72–79°F (22–26°C)
False blochi cory
Corydoras delphax2.4 in (6 cm)20 gal (75 L)72–79°F (22–26°C)False network catfish
Corydoras sodalis2.2 in (5.5 cm)16 gal (60 L)72–79°F (22–26°C)
False rummynose tetra
Petitella georgiae2 in (5 cm)29 gal (110 L)72–79°F (22–26°C)Fanning characin
Pyrrhulina rachoviana2 in (5 cm)16 gal (60 L)68–79°F (20–26°C)
Fantail
Carassius auratus7.1 in (18 cm)20 gal (75 L)59–73°F (15–23°C)
Fathead minnow
Pimephales promelas3 in (7.5 cm)20 gal (75 L)50–72°F (10–22°C)
Filament Barb
Dawkinsia filamentosa5.1 in (13 cm)53 gal (200 L)68–77°F (20–25°C)
Five-banded barb
Desmopuntius pentazona2 in (5 cm)20 gal (75 L)73–81°F (23–27°C)
Flag cichlid
Mesonauta festivus5.9 in (15 cm)37 gal (140 L)75–82°F (24–28°C)
Flag Tetra
Hyphessobrycon heterorhabdus1.4 in (3.5 cm)16 gal (60 L)70–81°F (21–27°C)
Flagtail catfish
Dianema urostriatum4.9 in (12.5 cm)40 gal (150 L)77–82°F (25–28°C)
Flame tetra
Hyphessobrycon flammeus1 in (2.5 cm)10 gal (38 L)68–79°F (20–26°C)
Forest halfbeak
Hemirhamphodon pogonognathus3.5 in (9 cm)34 gal (130 L)75–82°F (24–28°C)
Forktail blue-eye
Pseudomugil furcatus2.2 in (5.5 cm)22 gal (85 L)75–82°F (24–28°C)Fourspotted toothcarp
Phallichthys quadripunctatus1.4 in (3.5 cm)11 gal (40 L)68–86°F (20–30°C)Fowler's cory
Corydoras fowleri2.8 in (7 cm)26 gal (100 L)72–79°F (22–26°C)Freshwater sole
Brachirus panoides7.9 in (20 cm)55 gal (208 L)73–82°F (23–28°C)
Garnet tetra
Hemigrammus pulcher1.8 in (4.5 cm)20 gal (75 L)73–82°F (23–28°C)Giant Brochis
Brochis britskii3.5 in (9 cm)40 gal (150 L)70–79°F (21–26°C)Giant kuhli loach
Pangio myersi3.9 in (10 cm)20 gal (75 L)72–82°F (22–28°C)Giant raphael catfish
Megalodoras uranoscopus23.6 in (60 cm)264 gal (1,000 L)73–82°F (23–28°C)
Giant whiptail catfish
Sturisomatichthys aureus7.9 in (20 cm)53 gal (200 L)73–81°F (23–27°C)
Gill's molly
Poecilia gillii3.9 in (10 cm)26 gal (100 L)72–86°F (22–30°C)
Gilt darter
Percina evides3.5 in (9 cm)29 gal (110 L)59–70°F (15–21°C)
Glass bloodfin tetra
Prionobrama filigera2.4 in (6 cm)20 gal (75 L)73–81°F (23–27°C)
Glass catfish
Kryptopterus vitreolus2.8 in (7 cm)30 gal (115 L)70–79°F (21–26°C)
Glowlight rasbora
Trigonostigma hengeli1.6 in (4 cm)12 gal (45 L)73–82°F (23–28°C)
Glowlight tetra
Hemigrammus erythrozonus1.6 in (4 cm)18 gal (70 L)75–82°F (24–28°C)
Gold laser cory
Corydoras melanotaenia2.4 in (6 cm)17 gal (65 L)68–73°F (20–23°C)
Gold ring danio
Danio tinwini1.2 in (3 cm)11 gal (40 L)64–79°F (18–26°C)
Golden dwarf barb
Pethia gelius1.6 in (4 cm)20 gal (75 L)64–75°F (18–24°C)
Golden dwarf sucker
Otocinclus macrospilus1.4 in (3.5 cm)11 gal (40 L)70–79°F (21–26°C)
Golden lyretail killifish
Aphyosemion australe2.4 in (6 cm)10 gal (38 L)70–75°F (21–24°C)
Golden pencilfish
Nannostomus beckfordi2.4 in (6 cm)18 gal (70 L)70–81°F (21–27°C)
Golden Tetra
Hemigrammus rodwayi2.2 in (5.5 cm)20 gal (75 L)75–82°F (24–28°C)
Golden Topminnow
Fundulus chrysotus3 in (7.5 cm)22 gal (85 L)59–75°F (15–24°C)Gomez's cory
Corydoras gomezi2.4 in (6 cm)20 gal (75 L)72–79°F (22–26°C)Gossei cory
Corydoras gossei2.4 in (6 cm)20 gal (75 L)72–79°F (22–26°C)Graceful rasbora
Trigonopoma gracile2 in (5 cm)16 gal (60 L)72–79°F (22–26°C)
Greater scissortail
Rasbora caudimaculata5.1 in (13 cm)53 gal (200 L)68–79°F (20–26°C)
Green chromide
Etroplus suratensis11.8 in (30 cm)145 gal (550 L)68–86°F (20–30°C)Green lizard tetra
Iguanodectes spilurus3.5 in (9 cm)32 gal (120 L)73–82°F (23–28°C)
Green neon rasbora
Microdevario kubotai0.8 in (2 cm)12 gal (45 L)72–79°F (22–26°C)
Green neon tetra
Paracheirodon simulans1 in (2.5 cm)15 gal (55 L)72–86°F (22–30°C)
Green swordtail
Xiphophorus hellerii5.9 in (15 cm)24 gal (90 L)68–82°F (20–28°C)Guapore cory
Corydoras guapore2 in (5 cm)16 gal (60 L)72–82°F (22–28°C)
Guntea loach
Lepidocephalichthys guntea4.7 in (12 cm)24 gal (90 L)64–82°F (18–28°C)
Guppy
Poecilia reticulata2.4 in (6 cm)13 gal (50 L)64–82°F (18–28°C)
Half-banded kuhli loach
Pangio semicincta3.9 in (10 cm)28 gal (105 L)70–79°F (21–26°C)
Harlequin rasbora
Trigonostigma heteromorpha2 in (5 cm)15 gal (55 L)72–82°F (22–28°C)
Harrison's pencilfish
Nannostomus harrisoni2.2 in (5.5 cm)16 gal (60 L)73–82°F (23–28°C)
Head-and-taillight tetra
Hemigrammus ocellifer1.8 in (4.5 cm)17 gal (65 L)75–82°F (24–28°C)
Hockeystick pencilfish
Nannostomus eques1.4 in (3.5 cm)15 gal (55 L)72–82°F (22–28°C)
Hognosed brochis
Brochis multiradiatus3.5 in (9 cm)40 gal (150 L)70–79°F (21–26°C)Honey blue-eye
Pseudomugil mellis1.4 in (3.5 cm)11 gal (40 L)68–82°F (20–28°C)
Honey gourami
Trichogaster chuna2 in (5 cm)20 gal (75 L)72–82°F (22–28°C)
Horseman cory
Corydoras eques2 in (5 cm)16 gal (60 L)72–79°F (22–26°C)Hummingbird tetra
Trochilocharax ornatus0.8 in (2 cm)12 gal (45 L)73–81°F (23–27°C)
Imitator cory
Corydoras imitator2.6 in (6.5 cm)21 gal (80 L)72–79°F (22–26°C)
Indian glassy fish
Parambassis ranga3.1 in (8 cm)20 gal (75 L)68–86°F (20–30°C)
Jae barb
Enteromius jae1.6 in (4 cm)16 gal (60 L)68–77°F (20–25°C)Jaguar catfish
Liosomadoras oncinus9.1 in (23 cm)65 gal (245 L)72–82°F (22–28°C)
January tetra
Hemigrammus hyanuary1.6 in (4 cm)17 gal (65 L)73–81°F (23–27°C)
Java loach
Pangio oblonga3.1 in (8 cm)25 gal (95 L)70–79°F (21–26°C)
Javanese ricefish
Oryzias javanicus1.4 in (3.5 cm)11 gal (40 L)75–84°F (24–29°C)
Jellybean tetra
Ladigesia roloffi1.2 in (3 cm)10 gal (37 L)72–81°F (22–27°C)
Julii cory
Corydoras julii2.2 in (5.5 cm)20 gal (75 L)68–79°F (20–26°C)
Keyhole cichlid
Cleithracara maronii4.3 in (11 cm)25 gal (95 L)70–82°F (21–28°C)
Koi
Cyprinus rubrofuscus23.6 in (60 cm)264 gal (1,000 L)39–81°F (4–27°C)
Kribensis
Pelvicachromis pulcher3.9 in (10 cm)20 gal (75 L)75–81°F (24–27°C)
Kuhli loach
Pangio kuhlii3.9 in (10 cm)20 gal (75 L)72–82°F (22–28°C)
Lake Inle danio
Devario auropurpureus3.1 in (8 cm)24 gal (90 L)64–77°F (18–25°C)
Lake Kurumoi rainbowfish
Melanotaenia parva3.1 in (8 cm)29 gal (110 L)72–79°F (22–26°C)
Lake Kutubu rainbowfish
Melanotaenia lacustris4.3 in (11 cm)29 gal (110 L)68–77°F (20–25°C)
Lake Tebera rainbowfish
Melanotaenia herbertaxelrodi3.5 in (9 cm)25 gal (95 L)68–79°F (20–26°C)
Lake Wanam rainbowfish
Glossolepis wanamensis3.9 in (10 cm)25 gal (95 L)77–86°F (25–30°C)
Least killifish
Heterandria formosa1.4 in (3.5 cm)5 gal (20 L)68–79°F (20–26°C)
Lemon tetra
Hyphessobrycon pulchripinnis2 in (5 cm)17 gal (65 L)72–82°F (22–28°C)
Leopard cory
Corydoras leopardus2.8 in (7 cm)24 gal (90 L)72–79°F (22–26°C)
Leopard sailfin pleco
Pterygoplichthys gibbiceps18.9 in (48 cm)100 gal (380 L)72–86°F (22–30°C)
Lesser bleeding heart tetra
Hyphessobrycon socolofi2.2 in (5.6 cm)24 gal (90 L)73–82°F (23–28°C)
Licorice gourami
Parosphromenus deissneri1.5 in (3.8 cm)11 gal (40 L)72–82°F (22–28°C)Lined barb
Striuntius lineatus2 in (5 cm)20 gal (75 L)73–81°F (23–27°C)Linke's licorice gourami
Parosphromenus linkei1.4 in (3.5 cm)11 gal (40 L)72–82°F (22–28°C)
Lionhead
Carassius auratus7.1 in (18 cm)25 gal (95 L)61–75°F (16–24°C)Loach catfish
Aspidoras rochai1.7 in (4.4 cm)15 gal (55 L)70–77°F (21–25°C)Long nosed arched cory
Corydoras narcissus2.8 in (7 cm)30 gal (115 L)73–77°F (23–25°C)Loreto cory
Corydoras loretoensis2 in (5 cm)16 gal (60 L)72–77°F (22–25°C)
Loreto tetra
Hyphessobrycon loretoensis1.4 in (3.5 cm)16 gal (60 L)72–81°F (22–27°C)
Madagascar rainbowfish
Bedotia madagascariensis3.3 in (8.5 cm)45 gal (170 L)73–90°F (23–32°C)
Marbled hatchetfish
Carnegiella strigata1.6 in (4 cm)32 gal (120 L)68–82°F (20–28°C)
Mascara Barb
Dawkinsia assimilis4.7 in (12 cm)53 gal (200 L)66–77°F (19–25°C)
Masked cory
Corydoras metae2 in (5 cm)15 gal (55 L)70–79°F (21–26°C)
Mayan Tetra
Hyphessobrycon compressus1.8 in (4.5 cm)16 gal (60 L)68–79°F (20–26°C)
Medaka
Oryzias latipes1.4 in (3.5 cm)9 gal (35 L)61–72°F (16–22°C)Medusa Pleco (L034)
Ancistrus ranunculus5.9 in (15 cm)40 gal (150 L)79–86°F (26–30°C)
Melanzona Guppy
Poecilia parae2 in (5 cm)15 gal (55 L)75–82°F (24–28°C)
Melon Barb
Haludaria fasciata2.8 in (7 cm)40 gal (150 L)72–79°F (22–26°C)
Merry widow livebearer
Phallichthys amates2.5 in (6.4 cm)16 gal (60 L)72–86°F (22–30°C)Micro rasbora
Boraras micros0.6 in (1.5 cm)8 gal (30 L)72–79°F (22–26°C)Midnight catfish
Auchenipterichthys coracoideus4.3 in (11 cm)20 gal (75 L)72–77°F (22–25°C)
Miguelito cory
Corydoras virginiae2.4 in (6 cm)20 gal (75 L)72–79°F (22–26°C)
Mosaic cory
Corydoras haraldschultzi2.8 in (7 cm)20 gal (75 L)75–82°F (24–28°C)
Moustached danio
Danio dangila5.1 in (13 cm)32 gal (120 L)68–79°F (20–26°C)
Nain dwarf cory
Corydoras nanus1.8 in (4.5 cm)16 gal (60 L)72–79°F (22–26°C)Nano cory
Corydoras gracilis1.4 in (3.5 cm)12 gal (45 L)72–79°F (22–26°C)
Napo cory
Corydoras napoensis2 in (5 cm)16 gal (60 L)72–79°F (22–26°C)
Neon rainbowfish
Melanotaenia praecox3.1 in (8 cm)29 gal (110 L)73–82°F (23–28°C)
Neon tetra
Paracheirodon innesi1.5 in (3.8 cm)11 gal (40 L)70–77°F (21–25°C)
New Guinea rainbowfish
Melanotaenia affinis4.7 in (12 cm)30 gal (115 L)68–86°F (20–30°C)
Niger tetra
Arnoldichthys spilopterus3.9 in (10 cm)50 gal (190 L)75–81°F (24–27°C)Nijssen's cory
Corydoras nijsseni1.8 in (4.5 cm)16 gal (60 L)72–79°F (22–26°C)
Norman's lampeye
Poropanchax normani1.6 in (4 cm)20 gal (75 L)72–79°F (22–26°C)
Odessa Barb
Pethia padamya1.8 in (4.5 cm)20 gal (75 L)61–77°F (16–25°C)Oiapoque cory
Corydoras oiapoquensis2.2 in (5.5 cm)20 gal (75 L)73–79°F (23–26°C)Oil catfish
Centromochlus perugiae2.4 in (6 cm)15 gal (55 L)75–82°F (24–28°C)One-lined Pencilfish
Nannostomus unifasciatus1.6 in (4 cm)17 gal (65 L)73–82°F (23–28°C)
Oranda
Carassius auratus9.8 in (25 cm)30 gal (114 L)61–73°F (16–23°C)
Orange chromide
Etroplus maculatus3.9 in (10 cm)55 gal (210 L)68–82°F (20–28°C)
Orange Hatchet Danio
Laubuka dadiburjori1.2 in (3 cm)13 gal (50 L)68–75°F (20–24°C)
Orangethroat darter
Etheostoma spectabile2.8 in (7 cm)25 gal (95 L)59–68°F (15–20°C)Ornate cory
Corydoras ornatus2.8 in (7 cm)24 gal (90 L)72–79°F (22–26°C)
Ornate paradisefish
Malpulutta kretseri2 in (5 cm)12 gal (45 L)72–82°F (22–28°C)
Ornate tetra
Hyphessobrycon bentosi1.8 in (4.5 cm)20 gal (75 L)72–82°F (22–28°C)
Pacific blue-eye
Pseudomugil signifer2.8 in (7 cm)25 gal (95 L)68–79°F (20–26°C)Panama hoplo
Hoplosternum punctatum3.1 in (8 cm)30 gal (115 L)72–79°F (22–26°C)
Panda cory
Corydoras panda2 in (5 cm)15 gal (55 L)72–77°F (22–25°C)Paska's blue-eye
Pseudomugil paskai1.4 in (3.5 cm)11 gal (40 L)72–79°F (22–26°C)Pastaza cory
Corydoras pastazensis2.8 in (7 cm)22 gal (85 L)72–82°F (22–28°C)
Peacock gudgeon
Tateurndina ocellicauda3 in (7.5 cm)20 gal (75 L)72–79°F (22–26°C)
Pearl danio
Danio albolineatus2.4 in (6 cm)18 gal (70 L)61–77°F (16–25°C)
Pearl gourami
Trichopodus leerii4.7 in (12 cm)30 gal (115 L)75–86°F (24–30°C)
Pearlscale
Carassius auratus7.1 in (18 cm)25 gal (95 L)64–75°F (18–24°C)
Penguin tetra
Thayeria boehlkei2.6 in (6.5 cm)20 gal (75 L)72–82°F (22–28°C)
Peppered cory
Corydoras paleatus2.8 in (7 cm)21 gal (80 L)72–79°F (22–26°C)
Peru black cory
Corydoras semiaquilus2.6 in (6.5 cm)24 gal (90 L)72–79°F (22–26°C)
Peruvian tetra
Hyphessobrycon peruvianus1.6 in (4 cm)16 gal (60 L)72–81°F (22–27°C)
Phoenix rasbora
Boraras merah0.8 in (2 cm)11 gal (40 L)72–81°F (22–27°C)
Pink cory
Corydoras axelrodi2 in (5 cm)16 gal (60 L)72–79°F (22–26°C)Popondetta blue-eye
Pseudomugil connieae2 in (5 cm)11 gal (40 L)75–82°F (24–28°C)
Porthole catfish
Dianema longibarbis3.9 in (10 cm)26 gal (100 L)75–82°F (24–28°C)
Porthole livebearer
Poeciliopsis gracilis3.5 in (9 cm)11 gal (40 L)72–82°F (22–28°C)Pretty cory
Corydoras pulcher2.6 in (6.5 cm)24 gal (90 L)75–82°F (24–28°C)Prionotos cory
Scleromystax prionotos2.4 in (6 cm)29 gal (110 L)68–77°F (20–25°C)
Pugnax Betta
Betta pugnax2.8 in (7 cm)16 gal (60 L)72–82°F (22–28°C)Purple tetra
Hyphessobrycon metae1.8 in (4.5 cm)20 gal (75 L)73–82°F (23–28°C)
Pygmy cory
Corydoras pygmaeus1.3 in (3.3 cm)13 gal (50 L)72–79°F (22–26°C)Pygmy driftwood catfish
Trachelyichthys exilis3.1 in (8 cm)21 gal (80 L)72–77°F (22–25°C)
Pygmy gourami
Trichopsis pumila1.6 in (4 cm)15 gal (55 L)72–82°F (22–28°C)
Pygmy hatchetfish
Carnegiella myersi1 in (2.5 cm)26 gal (100 L)73–79°F (23–26°C)Pyjama synodontis
Synodontis flavitaeniatus7.1 in (18 cm)53 gal (200 L)75–81°F (24–27°C)Queen Arabesque Pleco (L260)
Hypancistrus sp. L2603.9 in (10 cm)20 gal (75 L)79–86°F (26–30°C)Queen danio
Devario regina3.1 in (8 cm)30 gal (115 L)68–79°F (20–26°C)
Rainbow Cichlid
Herotilapia multispinosa6.3 in (16 cm)26 gal (100 L)72–82°F (22–28°C)
Rainbow darter
Etheostoma caeruleum2.8 in (7 cm)25 gal (95 L)50–64°F (10–18°C)
Rainbow shiner
Notropis chrosomus3.1 in (8 cm)20 gal (75 L)50–72°F (10–22°C)Raja Betta
Betta raja2.8 in (7 cm)26 gal (100 L)72–81°F (22–27°C)
Ranchu
Carassius auratus7.1 in (18 cm)25 gal (95 L)61–75°F (16–24°C)
Red dwarf rasbora
Microrasbora rubescens1.2 in (3 cm)12 gal (45 L)68–77°F (20–25°C)
Red flush tetra
Hemigrammus stictus2.4 in (6 cm)20 gal (75 L)73–81°F (23–27°C)
Red lizard whiptail
Rineloricaria lanceolata3.9 in (10 cm)24 gal (90 L)77–82°F (25–28°C)Red neon blue-eye
Pseudomugil luminatus1.4 in (3.5 cm)11 gal (40 L)72–81°F (22–27°C)
Red phantom tetra
Hyphessobrycon sweglesi1.6 in (4 cm)15 gal (55 L)72–82°F (22–28°C)
Red rainbowfish
Glossolepis incisus5.5 in (14 cm)34 gal (130 L)72–77°F (22–25°C)Red-seam Killifish
Aphyosemion calliurum2.2 in (5.5 cm)20 gal (75 L)75–82°F (24–28°C)
Red-striped killifish
Aphyosemion striatum2 in (5 cm)11 gal (40 L)70–77°F (21–25°C)
Red-striped rasbora
Trigonopoma pauciperforata2.8 in (7 cm)22 gal (85 L)70–79°F (21–26°C)
Red-tail dwarf puffer
Carinotetraodon irrubesco1.8 in (4.5 cm)17 gal (65 L)72–82°F (22–28°C)
Red-tailed rasbora
Rasbora borapetensis2.4 in (6 cm)18 gal (70 L)72–79°F (22–26°C)
Redhook
Myloplus rubripinnis9.8 in (25 cm)70 gal (265 L)73–81°F (23–27°C)
Redline Torpedo Barb
Sahyadria denisonii4.3 in (11 cm)53 gal (200 L)59–77°F (15–25°C)
Relict splitfin
Xenoophorus captivus2.4 in (6 cm)16 gal (60 L)61–79°F (16–26°C)
Reticulated cory
Corydoras reticulatus2.4 in (6 cm)20 gal (75 L)72–79°F (22–26°C)Reynolds's cory
Corydoras reynoldsi1.4 in (3.5 cm)12 gal (45 L)72–79°F (22–26°C)
Ripsaw catfish
Oxydoras niger39.4 in (100 cm)396 gal (1,500 L)72–82°F (22–28°C)Robust cory
Corydoras robustus3.1 in (8 cm)40 gal (150 L)72–79°F (22–26°C)
Rosy bitterling
Rhodeus ocellatus3.1 in (8 cm)21 gal (80 L)64–75°F (18–24°C)Rosy loach
Petruichthys sp. 'rosy'1.2 in (3 cm)14 gal (54 L)68–79°F (20–26°C)
Rosy tetra
Hyphessobrycon rosaceus1.6 in (4 cm)15 gal (55 L)75–82°F (24–28°C)
Royal tetra
Inpaichthys kerri1.4 in (3.5 cm)15 gal (55 L)75–81°F (24–27°C)Royal whiptail catfish
Sturisoma panamense7.9 in (20 cm)40 gal (150 L)72–82°F (22–28°C)
Ruby tetra
Axelrodia riesei0.8 in (2 cm)12 gal (45 L)73–81°F (23–27°C)
Rummy-nose tetra
Hemigrammus rhodostomus2 in (5 cm)20 gal (75 L)75–81°F (24–27°C)
Rummynose tetra
Petitella bleheri2 in (5 cm)20 gal (75 L)75–81°F (24–27°C)
Rust cory
Corydoras rabauti2.4 in (6 cm)20 gal (75 L)72–79°F (22–26°C)
Rusty cichlid
Iodotropheus sprengerae3.9 in (10 cm)24 gal (90 L)77–84°F (25–29°C)
Ryukin
Carassius auratus7.9 in (20 cm)25 gal (95 L)61–73°F (16–23°C)
Saddle-back Loach
Homaloptera orthogoniata4.3 in (11 cm)45 gal (170 L)68–77°F (20–25°C)
Salt and pepper cory
Corydoras habrosus1.4 in (3.5 cm)15 gal (55 L)68–79°F (20–26°C)
Sands cory
Corydoras davidsandsi2.4 in (6 cm)21 gal (80 L)72–79°F (22–26°C)
Sardine Cichlid
Cyprichromis leptosoma4.3 in (11 cm)45 gal (170 L)75–81°F (24–27°C)
Scarlet livebearer
Micropoecilia picta1.6 in (4 cm)16 gal (60 L)72–82°F (22–28°C)
Schwartz's catfish
Corydoras schwartzi2.8 in (7 cm)20 gal (75 L)72–79°F (22–26°C)
Scissortail rasbora
Rasbora trilineata5.5 in (14 cm)45 gal (170 L)72–77°F (22–25°C)
Serpae tetra
Hyphessobrycon serpae1.8 in (4.5 cm)17 gal (65 L)68–82°F (20–28°C)Shadow catfish
Hyalobagrus flavus1.8 in (4.5 cm)13 gal (50 L)70–79°F (21–26°C)Sharpnose chocolate gourami
Sphaerichthys acrostoma2.8 in (7 cm)24 gal (90 L)72–79°F (22–26°C)
Sheepshead minnow
Cyprinodon variegatus2.8 in (7 cm)26 gal (100 L)68–81°F (20–27°C)
Shortfin molly
Poecilia mexicana4.3 in (11 cm)32 gal (120 L)72–82°F (22–28°C)
Shubunkin
Carassius auratus11.8 in (30 cm)50 gal (190 L)39–75°F (4–24°C)
Siamese algae eater
Crossocheilus oblongus6.3 in (16 cm)37 gal (140 L)68–79°F (20–26°C)Sidestripe rasbora
Rasbora paviana3.1 in (8 cm)32 gal (120 L)72–79°F (22–26°C)
Silvertip tetra
Hasemania nana1.6 in (4 cm)18 gal (70 L)73–82°F (23–28°C)
Sixray cory
Aspidoras pauciradiatus1.4 in (3.5 cm)13 gal (50 L)70–81°F (21–27°C)
Skunk cory
Corydoras arcuatus2.2 in (5.5 cm)20 gal (75 L)72–79°F (22–26°C)Slender hemiodus
Hemiodus gracilis7.1 in (18 cm)66 gal (250 L)73–82°F (23–28°C)
Slender rasbora
Rasbora daniconius3.9 in (10 cm)32 gal (120 L)72–81°F (22–27°C)
Snakeskin barb
Desmopuntius rhomboocellatus2.2 in (5.5 cm)20 gal (75 L)72–82°F (22–28°C)
Snakeskin gourami
Trichopodus pectoralis9.8 in (25 cm)61 gal (230 L)72–86°F (22–30°C)
Somphongs's rasbora
Trigonostigma somphongsi1 in (2.5 cm)12 gal (45 L)73–81°F (23–27°C)
Southern platy
Xiphophorus maculatus2.8 in (7 cm)15 gal (55 L)68–79°F (20–26°C)
Spadetail checkerboard cichlid
Dicrossus maculatus3.5 in (9 cm)24 gal (90 L)79–86°F (26–30°C)
Spiketail paradisefish
Pseudosphromenus cupanus2.6 in (6.5 cm)12 gal (45 L)68–82°F (20–28°C)
Spiketail platy
Xiphophorus xiphidium2 in (5 cm)16 gal (60 L)68–79°F (20–26°C)
Spined loach
Cobitis taenia4.3 in (11 cm)32 gal (120 L)39–68°F (4–20°C)
Spotfin hatchetfish
Thoracocharax stellatus3.5 in (9 cm)26 gal (100 L)73–82°F (23–28°C)
Spotscale Barb
Barbus holotaenia4.7 in (12 cm)32 gal (120 L)75–86°F (24–30°C)
Spotted blue-eye
Pseudomugil gertrudae1.5 in (3.8 cm)17 gal (65 L)70–82°F (21–28°C)
Spotted cory
Corydoras melanistius2.2 in (5.5 cm)16 gal (60 L)72–79°F (22–26°C)
Spotted cory
Corydoras ambiacus2.6 in (6.5 cm)20 gal (75 L)70–81°F (21–27°C)
Spotted danio
Danio nigrofasciatus1.5 in (3.7 cm)11 gal (40 L)64–79°F (18–26°C)
Spotted hatchetfish
Gasteropelecus maculatus3.5 in (9 cm)26 gal (100 L)73–82°F (23–28°C)
Spotted headstander
Chilodus punctatus3.1 in (8 cm)22 gal (85 L)68–82°F (20–28°C)Spotted hillstream loach
Gastromyzon punctulatus2.6 in (6.5 cm)20 gal (75 L)68–75°F (20–24°C)
Spotted hoplo
Megalechis thoracata5.9 in (15 cm)40 gal (150 L)64–82°F (18–28°C)Spotted metynnis
Metynnis maculatus7.1 in (18 cm)92 gal (350 L)73–82°F (23–28°C)
Spotted raphael catfish
Agamyxis pectinifrons5.9 in (15 cm)40 gal (150 L)72–79°F (22–26°C)
Spotted silver dollar
Metynnis lippincottianus5.5 in (14 cm)53 gal (200 L)73–81°F (23–27°C)Spotted splash tetra
Copella nattereri2 in (5 cm)16 gal (60 L)75–82°F (24–28°C)Starlight Bristlenose Pleco (L183)
Ancistrus dolichopterus5.5 in (14 cm)30 gal (115 L)79–84°F (26–29°C)
Sterba's cory
Corydoras sterbai2.6 in (6.5 cm)20 gal (75 L)75–82°F (24–28°C)
Stoliczka's barb
Pethia stoliczkana2 in (5 cm)20 gal (75 L)64–79°F (18–26°C)
Strawberry rasbora
Boraras naevus0.8 in (2 cm)11 gal (40 L)73–81°F (23–27°C)Striped barb
Desmopuntius johorensis4.7 in (12 cm)40 gal (150 L)73–79°F (23–26°C)
Striped flying barb
Esomus metallicus3 in (7.5 cm)24 gal (90 L)72–79°F (22–26°C)
Striped glass catfish
Kryptopterus macrocephalus3.5 in (9 cm)36 gal (135 L)70–79°F (21–26°C)
Striped raphael catfish
Platydoras armatulus8.7 in (22 cm)45 gal (170 L)75–86°F (24–30°C)Sturgeon Catfish
Lamontichthys filamentosus6.3 in (16 cm)36 gal (135 L)72–86°F (22–30°C)Sychr's catfish
Corydoras sychri1.7 in (4.3 cm)16 gal (60 L)75–81°F (24–27°C)Tailspot Cory
Corydoras caudimaculatus2 in (5 cm)20 gal (75 L)68–81°F (20–27°C)Talking catfish
Acanthodoras spinosissimus5.9 in (15 cm)26 gal (100 L)72–82°F (22–28°C)
Tanganyika killifish
Lamprichthys tanganicanus5.5 in (14 cm)40 gal (150 L)73–77°F (23–25°C)Threadfin glassfish
Gymnochanda filamentosa1.6 in (4 cm)16 gal (60 L)73–81°F (23–27°C)
Threadfin rainbowfish
Iriatherina werneri1.6 in (4 cm)13 gal (50 L)72–86°F (22–30°C)
Three-lined pencilfish
Nannostomus trifasciatus1.3 in (3.3 cm)15 gal (55 L)72–82°F (22–28°C)
Three-striped African catfish
Pareutropius buffei3.1 in (8 cm)20 gal (75 L)75–82°F (24–28°C)
Threespot eartheater
Satanoperca daemon9.8 in (25 cm)119 gal (450 L)79–86°F (26–30°C)
Threestripe cory
Corydoras trilineatus2.2 in (5.5 cm)16 gal (60 L)72–81°F (22–27°C)
Threestripe croaking gourami
Trichopsis schalleri2 in (5 cm)12 gal (45 L)72–82°F (22–28°C)
Tiger hillstream loach
Sewellia lineolata2.6 in (6.5 cm)25 gal (95 L)68–75°F (20–24°C)
True glass catfish
Kryptopterus bicirrhis5.9 in (15 cm)26 gal (100 L)70–79°F (21–26°C)Tucano tetra
Tucanoichthys tucano0.8 in (2 cm)12 gal (45 L)75–82°F (24–28°C)
Twig catfish
Farlowella vittata5.9 in (15 cm)30 gal (115 L)75–81°F (24–27°C)Two-spot catfish
Mystus bimaculatus4.7 in (12 cm)30 gal (114 L)72–81°F (22–27°C)
Two-striped aphyosemion
Aphyosemion bivittatum2 in (5 cm)11 gal (40 L)72–79°F (22–26°C)Twostripe pencilfish
Nannostomus digrammus1.4 in (3.5 cm)12 gal (45 L)75–82°F (24–28°C)
Uaru cichlid
Uaru amphiacanthoides11.8 in (30 cm)65 gal (245 L)81–86°F (27–30°C)
Upside-down catfish
Synodontis nigriventris3.9 in (10 cm)30 gal (115 L)75–82°F (24–28°C)
Vaillant's Chocolate Gourami
Sphaerichthys vaillanti2.2 in (5.5 cm)20 gal (75 L)70–77°F (21–25°C)
Variable platy
Xiphophorus variatus2.8 in (7 cm)15 gal (55 L)68–79°F (20–26°C)
Venezuelan orange cory
Corydoras venezuelanus2.4 in (6 cm)20 gal (75 L)68–79°F (20–26°C)
Vietnamese white cloud
Tanichthys micagemmae1.2 in (3 cm)12 gal (45 L)64–73°F (18–23°C)
Violet cory
Corydoras similis2.2 in (5.5 cm)12 gal (45 L)70–81°F (21–27°C)
Volcano rasbora
Rasbora vulcanus1.8 in (4.5 cm)15 gal (55 L)73–79°F (23–26°C)
Weather Loach
Misgurnus anguillicaudatus11 in (28 cm)55 gal (210 L)50–73°F (10–23°C)
Weitzman's cory
Corydoras weitzmani2.4 in (6 cm)20 gal (75 L)72–79°F (22–26°C)
Western rainbowfish
Melanotaenia australis4.7 in (12 cm)30 gal (115 L)72–81°F (22–27°C)
Whiptail catfish
Rineloricaria sp.4.3 in (11 cm)20 gal (75 L)75–84°F (24–29°C)
White Cloud Mountain minnow
Tanichthys albonubes1.6 in (4 cm)12 gal (45 L)57–72°F (14–22°C)
Whitespot eartheater
Satanoperca leucosticta7.1 in (18 cm)79 gal (300 L)75–84°F (24–29°C)
X-ray tetra
Pristella maxillaris1.8 in (4.5 cm)18 gal (70 L)72–82°F (22–28°C)
Xingu cory
Corydoras xinguensis2 in (5 cm)18 gal (70 L)72–81°F (22–27°C)
Yellow Phantom Tetra
Hyphessobrycon roseus0.8 in (2 cm)7 gal (25 L)68–82°F (20–28°C)Yoma danio
Danio feegradei2 in (5 cm)20 gal (75 L)72–79°F (22–26°C)
Yoyo loach
Botia almorhae6.3 in (16 cm)42 gal (160 L)66–81°F (19–27°C)
Zebra dwarf sucker
Otocinclus cocama1.8 in (4.5 cm)11 gal (40 L)70–77°F (21–25°C)
Zebra pleco
Hypancistrus zebra3.1 in (8 cm)15 gal (55 L)79–86°F (26–30°C)
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