Bottom-dwelling aquarium fish
Bottom dwellers live at the substrate: corydoras, loaches, plecos and other fish that feed where the food settles. Sand or smooth gravel protects their barbels, and sinking food makes sure they actually eat. Profiles list tank size and care for each species.
386 species
Adolfo's cory
Corydoras adolfoi2.4 in (6 cm)20 gal (75 L)70–79°F (21–26°C)
Adonis Pleco (L155)
Acanthicus adonis35.4 in (90 cm)264 gal (1,000 L)77–84°F (25–29°C)
African eel catfish
Channallabes apus13 in (33 cm)53 gal (200 L)72–82°F (22–28°C)African freshwater pipefish
Enneacampus ansorgii5.5 in (14 cm)32 gal (120 L)75–82°F (24–28°C)
Agassiz's cory
Corydoras agassizii2.8 in (7 cm)24 gal (90 L)72–79°F (22–26°C)
Agassiz's dwarf cichlid
Apistogramma agassizii3.5 in (9 cm)20 gal (75 L)72–84°F (22–29°C)
Albater cory
Aspidoras albater1.6 in (4 cm)16 gal (60 L)72–77°F (22–25°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)Argentine pearlfish
Austrolebias bellottii2.8 in (7 cm)14 gal (54 L)61–75°F (16–24°C)Arrowhead Puffer
Pao suvattii5.9 in (15 cm)26 gal (100 L)72–79°F (22–26°C)
Asian banjo catfish
Acrochordonichthys rugosus4.3 in (11 cm)25 gal (95 L)64–75°F (18–24°C)Asian bumblebee catfish
Pseudomystus siamensis5.9 in (15 cm)30 gal (115 L)68–79°F (20–26°C)
Asian redtail catfish
Hemibagrus wyckioides39.4 in (100 cm)450 gal (1,703 L)72–82°F (22–28°C)Asian stone catfish
Hara jerdoni1.6 in (4 cm)11 gal (40 L)64–75°F (18–24°C)Asian upside-down catfish
Mystus leucophasis11.8 in (30 cm)50 gal (190 L)72–79°F (22–26°C)Aspidoras Cory-Cat
Aspidoras raimundi1.8 in (4.5 cm)15 gal (55 L)68–77°F (20–25°C)
Banded cory
Scleromystax barbatus3.9 in (10 cm)40 gal (150 L)66–75°F (19–24°C)
Banded darter
Etheostoma zonale3.1 in (7.8 cm)26 gal (100 L)59–70°F (15–21°C)
Banded knifefish
Gymnotus carapo15.7 in (40 cm)79 gal (300 L)73–82°F (23–28°C)
Banded tiger loach
Syncrossus helodes11.8 in (30 cm)75 gal (285 L)75–86°F (24–30°C)
Bandit cichlid
Guianacara geayi5.1 in (13 cm)40 gal (150 L)75–82°F (24–28°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)
Bar-tailed hoplo
Megalechis picta5.9 in (15 cm)53 gal (200 L)72–79°F (22–26°C)
Barred bichir
Polypterus delhezi13.8 in (35 cm)53 gal (200 L)75–86°F (24–30°C)
Barred loach
Nemacheilus fasciatus3.1 in (8 cm)24 gal (90 L)68–77°F (20–25°C)
Barred-tail cory
Corydoras cochui1.4 in (3.5 cm)13 gal (50 L)70–82°F (21–28°C)
Bengal loach
Botia dario5.1 in (13 cm)37 gal (140 L)73–79°F (23–26°C)
Bigeye squeaker
Synodontis alberti7.9 in (20 cm)40 gal (150 L)72–79°F (22–26°C)
Bigtooth river stingray
Potamotrygon henlei21.7 in (55 cm)396 gal (1,500 L)75–82°F (24–28°C)
Black band cory
Corydoras zygatus2.6 in (6.5 cm)21 gal (80 L)72–79°F (22–26°C)
Black calvus
Altolamprologus calvus5.1 in (13 cm)53 gal (200 L)75–81°F (24–27°C)
Black devil stingray
Potamotrygon leopoldi23.6 in (60 cm)436 gal (1,650 L)68–84°F (20–29°C)Black lancer catfish
Bagrichthys macracanthus9.1 in (23 cm)55 gal (210 L)75–82°F (24–28°C)Black toraja goby
Mugilogobius sarasinorum3.1 in (8 cm)21 gal (80 L)79–82°F (26–28°C)Black-lined loach
Ambastaia nigrolineata3.1 in (8 cm)24 gal (90 L)72–81°F (22–27°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)
Bloch's catfish
Pimelodus blochii9.8 in (25 cm)53 gal (200 L)68–79°F (20–26°C)
Blue cory
Corydoras nattereri2.6 in (6.5 cm)20 gal (75 L)68–73°F (20–23°C)
Blue gularis
Fundulopanchax sjoestedti4.7 in (12 cm)21 gal (80 L)72–79°F (22–26°C)Blue neon dwarf goby
Stiphodon atropurpureus2 in (5 cm)20 gal (75 L)72–81°F (22–27°C)Blue Panaque (L239)
Baryancistrus beggini4.7 in (12 cm)30 gal (115 L)79–86°F (26–30°C)Blue Phantom Pleco (L128)
Hemiancistrus sp. L1289.8 in (25 cm)66 gal (250 L)81–86°F (27–30°C)
Blue whale catfish
Cetopsis coecutiens10.6 in (27 cm)70 gal (265 L)72–79°F (22–26°C)
Blue-eyed pleco
Panaque cochliodon11.8 in (30 cm)119 gal (450 L)73–82°F (23–28°C)
Bolt catfish
Aguarunichthys torosus13.4 in (34 cm)120 gal (455 L)72–81°F (22–27°C)
Borneo hillstream loach
Gastromyzon ctenocephalus1.6 in (4 cm)20 gal (75 L)68–75°F (20–24°C)Bottlenose catfish
Ageneiosus marmoratus7.9 in (20 cm)95 gal (360 L)72–79°F (22–26°C)
Brevis Shell Dweller
Neolamprologus brevis2.4 in (6 cm)16 gal (60 L)73–81°F (23–27°C)
Brichard's chalinochromis
Chalinochromis brichardi4.7 in (12 cm)53 gal (200 L)75–81°F (24–27°C)
Brichard's synodontis
Synodontis brichardi6.3 in (16 cm)50 gal (190 L)72–79°F (22–26°C)
Bristlenose pleco
Ancistrus sp.4.9 in (12.5 cm)20 gal (75 L)70–79°F (21–26°C)
Bronze cory
Corydoras aeneus3 in (7.5 cm)20 gal (75 L)70–81°F (21–27°C)
Brown-Point Shield Skin
Aspidoras fuscoguttatus1.5 in (3.8 cm)13 gal (50 L)72–77°F (22–25°C)Bugeye squeaker
Synodontis contractus3.9 in (10 cm)30 gal (114 L)72–79°F (22–26°C)
Bulldog pleco
Chaetostoma formosae4.3 in (11 cm)40 gal (150 L)68–77°F (20–25°C)
Bumblebee goby
Brachygobius doriae1.6 in (4 cm)12 gal (45 L)72–82°F (22–28°C)Burgess's cory
Corydoras burgessi2.2 in (5.5 cm)20 gal (75 L)72–79°F (22–26°C)
Burmese border loach
Botia histrionica5.1 in (13 cm)53 gal (200 L)72–82°F (22–28°C)Butter catfish
Ompok bimaculatus17.7 in (45 cm)53 gal (200 L)68–82°F (20–28°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)
Cascarudo
Callichthys callichthys7.9 in (20 cm)63 gal (240 L)66–81°F (19–27°C)
Caudopunctatus
Neolamprologus caudopunctatus2.8 in (7 cm)20 gal (75 L)75–79°F (24–26°C)
Chameleon loach
Syncrossus beauforti9.8 in (25 cm)106 gal (400 L)73–82°F (23–28°C)
Channel catfish
Ictalurus punctatus39.4 in (100 cm)1,057 gal (4,000 L)50–86°F (10–30°C)
Channoides betta
Betta channoides1.6 in (4 cm)11 gal (40 L)73–82°F (23–28°C)
Chinese algae eater
Gyrinocheilus aymonieri11 in (28 cm)46 gal (175 L)72–79°F (22–26°C)Chinese butterfly loach
Pseudogastromyzon cheni2.4 in (6 cm)20 gal (75 L)64–75°F (18–24°C)Chisel-tooth cichlid
Cincelichthys bocourti11.8 in (30 cm)119 gal (450 L)77–82°F (25–28°C)
Chocolate frogmouth catfish
Chaca bankanensis7.9 in (20 cm)45 gal (170 L)75–82°F (24–28°C)
Cinnamon loach
Pangio pangia2.4 in (6 cm)20 gal (75 L)72–81°F (22–27°C)
Climbing perch
Anabas testudineus7.9 in (20 cm)40 gal (150 L)59–86°F (15–30°C)
Clown knifefish
Chitala ornata31.5 in (80 cm)125 gal (475 L)68–82°F (20–28°C)
Clown loach
Chromobotia macracanthus11.8 in (30 cm)75 gal (285 L)75–86°F (24–30°C)
Clown peckoltia (L134)
Peckoltia compta4.7 in (12 cm)29 gal (110 L)77–84°F (25–29°C)
Clown pleco
Panaqolus maccus3.5 in (9 cm)20 gal (75 L)73–82°F (23–28°C)Cobalt blue goby
Stiphodon semoni1.8 in (4.5 cm)13 gal (50 L)68–79°F (20–26°C)
Colombian shark catfish
Ariopsis seemanni13.8 in (35 cm)225 gal (850 L)72–79°F (22–26°C)Colombian Zebra Pleco (L129)
Hypancistrus debilittera3.5 in (9 cm)20 gal (75 L)79–86°F (26–30°C)
Common otocinclus
Otocinclus vittatus2 in (5 cm)20 gal (75 L)72–79°F (22–26°C)
Common pleco
Hypostomus plecostomus15.7 in (40 cm)85 gal (320 L)72–86°F (22–30°C)Common syno
Synodontis nigrita7.9 in (20 cm)55 gal (210 L)70–82°F (21–28°C)
Common woodcat
Trachelyopterus galeatus8.7 in (22 cm)50 gal (190 L)72–82°F (22–28°C)
Compressiceps
Altolamprologus compressiceps5.1 in (13 cm)53 gal (200 L)75–81°F (24–27°C)Compressiceps dwarf pike cichlid
Crenicichla compressiceps3.1 in (8 cm)29 gal (110 L)75–82°F (24–28°C)Concolor cory
Corydoras concolor2.4 in (6 cm)20 gal (75 L)72–79°F (22–26°C)
Congo pufferfish
Tetraodon miurus5.9 in (15 cm)26 gal (100 L)75–82°F (24–28°C)
Convict julie
Julidochromis regani5.1 in (13 cm)29 gal (110 L)75–81°F (24–27°C)Crocodile Catfish
Bagarius suchus27.6 in (70 cm)660 gal (2,500 L)64–73°F (18–23°C)
Crucian carp
Carassius carassius11.8 in (30 cm)119 gal (450 L)39–75°F (4–24°C)
Cuckoo squeaker
Synodontis multipunctatus9.8 in (25 cm)50 gal (190 L)75–82°F (24–28°C)
Cylindricus cichlid
Neolamprologus cylindricus4.7 in (12 cm)29 gal (110 L)75–81°F (24–27°C)
Darter tetra
Characidium fasciatum2.8 in (7 cm)16 gal (60 L)68–79°F (20–26°C)
Decorated squeaker
Synodontis decorus11.8 in (30 cm)53 gal (200 L)72–81°F (22–27°C)
Deepwater hap
Placidochromis electra7.1 in (18 cm)66 gal (250 L)75–81°F (24–27°C)
Demon eartheater
Satanoperca jurupari7.1 in (18 cm)119 gal (450 L)75–82°F (24–28°C)
Desert goby
Chlamydogobius eremius2.4 in (6 cm)16 gal (60 L)64–82°F (18–28°C)
Dirty Bandit Cory
Corydoras loxozonus2 in (5 cm)16 gal (60 L)70–75°F (21–24°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)
Duckbill Catfish
Sorubim lima19.7 in (50 cm)190 gal (720 L)73–86°F (23–30°C)
Duplicate cory
Corydoras duplicareus2 in (5 cm)20 gal (75 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 hoplo
Lepthoplosternum pectorale2.6 in (6.5 cm)24 gal (90 L)68–75°F (20–24°C)Dwarf petricola
Synodontis lucipinnis3.9 in (10 cm)30 gal (114 L)73–81°F (23–27°C)
Dwarf pike cichlid
Crenicichla regani4.7 in (12 cm)40 gal (150 L)75–82°F (24–28°C)
Dwarf snakehead
Channa gachua7.9 in (20 cm)40 gal (150 L)64–82°F (18–28°C)Eel kuhli loach
Pangio anguillaris4.7 in (12 cm)20 gal (75 L)72–82°F (22–28°C)
Eggers' notho
Nothobranchius eggersi2 in (5 cm)11 gal (40 L)68–79°F (20–26°C)Ehrhardt's cory
Corydoras ehrhardti2 in (5 cm)16 gal (60 L)66–77°F (19–25°C)
Electric catfish
Malapterurus electricus39.4 in (100 cm)198 gal (750 L)73–82°F (23–28°C)
Elegant cory
Corydoras elegans2.1 in (5.4 cm)16 gal (60 L)68–79°F (20–26°C)Elizabeth's dwarf cichlid
Apistogramma elizabethae2 in (5 cm)20 gal (75 L)75–84°F (24–29°C)
Ellioti cichlid
Thorichthys maculipinnis5.9 in (15 cm)53 gal (200 L)75–82°F (24–28°C)
Emerald catfish
Corydoras splendens3.1 in (8 cm)40 gal (150 L)70–82°F (21–28°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)
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)
Fathead minnow
Pimephales promelas3 in (7.5 cm)20 gal (75 L)50–72°F (10–22°C)
Featherfin squeaker
Synodontis eupterus7.9 in (20 cm)45 gal (170 L)72–81°F (22–27°C)
Fighting gaucho
Cynopoecilus melanotaenia1.8 in (4.5 cm)5 gal (20 L)64–75°F (18–24°C)
Fire eel
Mastacembelus erythrotaenia39.4 in (100 cm)132 gal (500 L)75–82°F (24–28°C)
Firemouth cichlid
Thorichthys meeki5.9 in (15 cm)30 gal (115 L)73–82°F (23–28°C)Firewood catfish
Sorubimichthys planiceps59.1 in (150 cm)793 gal (3,000 L)72–82°F (22–28°C)
Five-bar cichlid
Neolamprologus tretocephalus5.9 in (15 cm)53 gal (200 L)73–81°F (23–27°C)
Flagtail catfish
Dianema urostriatum4.9 in (12.5 cm)40 gal (150 L)77–82°F (25–28°C)
Flash Pleco (L204)
Panaqolus albivermis5.1 in (13 cm)40 gal (150 L)77–84°F (25–29°C)
Flying fox
Epalzeorhynchos kalopterus6.3 in (16 cm)37 gal (140 L)68–79°F (20–26°C)
Forest snakehead
Channa lucius15.7 in (40 cm)70 gal (265 L)68–86°F (20–30°C)
Fork-tailed loach
Vaillantella maassi4.7 in (12 cm)46 gal (175 L)73–84°F (23–29°C)Fowler's cory
Corydoras fowleri2.8 in (7 cm)26 gal (100 L)72–79°F (22–26°C)
Freshwater blenny
Salaria fluviatilis5.9 in (15 cm)25 gal (95 L)54–68°F (12–20°C)
Freshwater pipefish
Doryichthys martensii5.9 in (15 cm)32 gal (120 L)75–82°F (24–28°C)Freshwater sole
Brachirus panoides7.9 in (20 cm)55 gal (208 L)73–82°F (23–28°C)Gangetic loach
Botia rostrata4.7 in (12 cm)42 gal (160 L)66–81°F (19–27°C)Giant Brochis
Brochis britskii3.5 in (9 cm)40 gal (150 L)70–79°F (21–26°C)
Giant kribensis
Pelvicachromis sacrimontis3.9 in (10 cm)29 gal (110 L)75–81°F (24–27°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 upside-down catfish
Synodontis batensoda11.8 in (30 cm)79 gal (300 L)72–81°F (22–27°C)
Giant whiptail catfish
Sturisomatichthys aureus7.9 in (20 cm)53 gal (200 L)73–81°F (23–27°C)
Gilt darter
Percina evides3.5 in (9 cm)29 gal (110 L)59–70°F (15–21°C)
Glass knifefish
Eigenmannia virescens17.7 in (45 cm)85 gal (320 L)73–82°F (23–28°C)
Gold laser cory
Corydoras melanotaenia2.4 in (6 cm)17 gal (65 L)68–73°F (20–23°C)
Gold nugget pleco
Baryancistrus sp. cf. xanthellus9.8 in (25 cm)55 gal (210 L)81–90°F (27–32°C)
Gold ocellatus shell dweller
Lamprologus ocellatus2.4 in (6 cm)11 gal (40 L)75–81°F (24–27°C)
Golden dwarf cichlid
Nannacara anomala3.1 in (8 cm)16 gal (60 L)72–82°F (22–28°C)
Golden dwarf sucker
Otocinclus macrospilus1.4 in (3.5 cm)11 gal (40 L)70–79°F (21–26°C)Gomez's cory
Corydoras gomezi2.4 in (6 cm)20 gal (75 L)72–79°F (22–26°C)
Goonch
Bagarius yarrelli78.7 in (200 cm)1,057 gal (4,000 L)64–75°F (18–24°C)Gossei cory
Corydoras gossei2.4 in (6 cm)20 gal (75 L)72–79°F (22–26°C)
Grant's peacock
Aulonocara stuartgranti5.1 in (13 cm)74 gal (280 L)75–82°F (24–28°C)
Granulated synodontis
Synodontis granulosus10.6 in (27 cm)79 gal (300 L)73–81°F (23–27°C)
Green Phantom Pleco (L200)
Hemiancistrus subviridis7.1 in (18 cm)53 gal (200 L)79–86°F (26–30°C)
Green tiger loach
Syncrossus hymenophysa8.3 in (21 cm)40 gal (150 L)77–86°F (25–30°C)Guapore cory
Corydoras guapore2 in (5 cm)16 gal (60 L)72–82°F (22–28°C)
Gulper catfish
Asterophysus batrachus9.8 in (25 cm)95 gal (360 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)
Hairy Puffer
Tetraodon baileyi5.5 in (14 cm)26 gal (100 L)73–81°F (23–27°C)
Half-banded kuhli loach
Pangio semicincta3.9 in (10 cm)28 gal (105 L)70–79°F (21–26°C)
Half-banded spiny eel
Macrognathus circumcinctus7.9 in (20 cm)57 gal (215 L)75–81°F (24–27°C)Harlequin lancer catfish
Bagroides melapterus11.8 in (30 cm)120 gal (455 L)75–81°F (24–27°C)
Hingemouth
Phractolaemus ansorgii9.8 in (25 cm)36 gal (135 L)73–82°F (23–28°C)
Hognosed brochis
Brochis multiradiatus3.5 in (9 cm)40 gal (150 L)70–79°F (21–26°C)
Honduran red point cichlid
Amatitlania siquia3.9 in (10 cm)30 gal (114 L)73–82°F (23–28°C)
Hongsloi dwarf cichlid
Apistogramma hongsloi3.1 in (8 cm)20 gal (75 L)73–84°F (23–29°C)
Hoplo catfish
Hoplosternum littorale7.9 in (20 cm)40 gal (150 L)72–81°F (22–27°C)
Horseface loach
Acantopsis dialuzona7.9 in (20 cm)55 gal (210 L)61–75°F (16–24°C)
Horseman cory
Corydoras eques2 in (5 cm)16 gal (60 L)72–79°F (22–26°C)
Humpback Puffer
Pao palembangensis7.9 in (20 cm)32 gal (120 L)75–82°F (24–28°C)
Imitator cory
Corydoras imitator2.6 in (6.5 cm)21 gal (80 L)72–79°F (22–26°C)Inca dwarf cichlid
Apistogramma baenschi2.8 in (7 cm)20 gal (75 L)73–82°F (23–28°C)
Iridescent shark
Pangasianodon hypophthalmus39.4 in (100 cm)528 gal (2,000 L)72–79°F (22–26°C)Jaguar catfish
Liosomadoras oncinus9.1 in (23 cm)65 gal (245 L)72–82°F (22–28°C)
Jau catfish
Zungaro zungaro55.1 in (140 cm)793 gal (3,000 L)72–82°F (22–28°C)
Java loach
Pangio oblonga3.1 in (8 cm)25 gal (95 L)70–79°F (21–26°C)
Julii cory
Corydoras julii2.2 in (5.5 cm)20 gal (75 L)68–79°F (20–26°C)
King tiger pleco (L066)
Hypancistrus sp. L0665.1 in (13 cm)40 gal (150 L)79–84°F (26–29°C)
Knight goby
Stigmatogobius sadanundio3.5 in (9 cm)21 gal (80 L)68–79°F (20–26°C)
Koi
Cyprinus rubrofuscus23.6 in (60 cm)264 gal (1,000 L)39–81°F (4–27°C)
Kuhli loach
Pangio kuhlii3.9 in (10 cm)20 gal (75 L)72–82°F (22–28°C)
Lake Malawi syno
Synodontis njassae7.5 in (19 cm)40 gal (150 L)73–82°F (23–28°C)
Leconte's loach
Yasuhikotakia lecontei5.9 in (15 cm)53 gal (200 L)75–82°F (24–28°C)Leopard Cactus Pleco (L114)
Pseudacanthicus cf. leopardus13.8 in (35 cm)106 gal (400 L)81–88°F (27–31°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 spiny eel
Macrognathus aculeatus15 in (38 cm)85 gal (320 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)Linke's licorice gourami
Parosphromenus linkei1.4 in (3.5 cm)11 gal (40 L)72–82°F (22–28°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)
Macmaster's dwarf cichlid
Apistogramma macmasteri2.4 in (6 cm)20 gal (75 L)75–82°F (24–28°C)
Magnificent killifish
Hypsolebias magnificus2 in (5 cm)10 gal (38 L)72–79°F (22–26°C)
Malawi sand diver
Fossorochromis rostratus11 in (28 cm)119 gal (450 L)75–82°F (24–28°C)
Marbled bichir
Polypterus palmas13.8 in (35 cm)53 gal (200 L)75–82°F (24–28°C)
Marbled goby
Oxyeleotris marmorata23.6 in (60 cm)145 gal (550 L)72–82°F (22–28°C)
Marbled sailfin pim
Leiarius marmoratus39.4 in (100 cm)528 gal (2,000 L)72–79°F (22–26°C)Marbled spiny eel
Mastacembelus favus19.7 in (50 cm)119 gal (450 L)75–82°F (24–28°C)
Masked cory
Corydoras metae2 in (5 cm)15 gal (55 L)70–79°F (21–26°C)
Masked julie
Julidochromis transcriptus2.8 in (7 cm)20 gal (75 L)75–81°F (24–27°C)Medusa Pleco (L034)
Ancistrus ranunculus5.9 in (15 cm)40 gal (150 L)79–86°F (26–30°C)Mega Clown Pleco (L340)
Hypancistrus sp. L3403.5 in (9 cm)20 gal (75 L)79–86°F (26–30°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)
Moore's lamprologus
Variabilichromis moorii4.3 in (11 cm)53 gal (200 L)75–81°F (24–27°C)
Mosaic cory
Corydoras haraldschultzi2.8 in (7 cm)20 gal (75 L)75–82°F (24–28°C)
Multie shell dweller
Neolamprologus multifasciatus1.8 in (4.5 cm)20 gal (75 L)75–81°F (24–27°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)
Nicaragua cichlid
Hypsophrys nicaraguensis9.8 in (25 cm)75 gal (285 L)73–82°F (23–28°C)Nijssen's cory
Corydoras nijsseni1.8 in (4.5 cm)16 gal (60 L)72–79°F (22–26°C)
Nile bichir
Polypterus bichir27.6 in (70 cm)185 gal (700 L)77–84°F (25–29°C)
Ocellate river stingray
Potamotrygon motoro19.7 in (50 cm)264 gal (1,000 L)75–82°F (24–28°C)
Ocellated kribensis
Pelvicachromis subocellatus3.9 in (10 cm)21 gal (80 L)75–81°F (24–27°C)
Ocellated squeaker
Synodontis ocellifer7.9 in (20 cm)53 gal (200 L)73–81°F (23–27°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-spot synodontis
Synodontis notatus9.8 in (25 cm)53 gal (200 L)72–81°F (22–27°C)
Orangethroat darter
Etheostoma spectabile2.8 in (7 cm)25 gal (95 L)59–68°F (15–20°C)Orinoco Angel Pleco (L201)
Hypancistrus sp. L2015.9 in (15 cm)30 gal (115 L)79–86°F (26–30°C)
Ornate bichir
Polypterus ornatipinnis21.7 in (55 cm)172 gal (650 L)77–82°F (25–28°C)Ornate cory
Corydoras ornatus2.8 in (7 cm)24 gal (90 L)72–79°F (22–26°C)
Ornate Pimelodus
Pimelodus ornatus12.2 in (31 cm)65 gal (245 L)75–82°F (24–28°C)Ornate shell dweller
Lamprologus ornatipinnis2.4 in (6 cm)16 gal (60 L)75–81°F (24–27°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)
Panda Garra
Garra flavatra3.5 in (9 cm)26 gal (100 L)72–81°F (22–27°C)Panda loach
Yaoshania pachychilus2.8 in (7 cm)20 gal (75 L)64–75°F (18–24°C)
Panduro apisto
Apistogramma panduro3 in (7.5 cm)20 gal (75 L)75–82°F (24–28°C)
Paradise Threadfin
Polynemus paradiseus9.8 in (25 cm)75 gal (285 L)75–82°F (24–28°C)
Paroon shark
Pangasius sanitwongsei118.1 in (300 cm)2,113 gal (8,000 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 Spiny Eel
Macrognathus siamensis11.8 in (30 cm)70 gal (265 L)75–82°F (24–28°C)
Pearl eartheater
Geophagus brasiliensis11 in (28 cm)75 gal (284 L)68–79°F (20–26°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)
Pink cory
Corydoras axelrodi2 in (5 cm)16 gal (60 L)72–79°F (22–26°C)
Piraiba
Brachyplatystoma filamentosum118.1 in (300 cm)2,642 gal (10,000 L)72–82°F (22–28°C)
Polka dot syno
Synodontis angelicus11.8 in (30 cm)55 gal (210 L)75–82°F (24–28°C)
Polka-Dot Loach
Botia kubotai5.9 in (15 cm)42 gal (160 L)72–82°F (22–28°C)Poll's synodontis
Synodontis polli7.1 in (18 cm)50 gal (190 L)72–79°F (22–26°C)
Porthole catfish
Dianema longibarbis3.9 in (10 cm)26 gal (100 L)75–82°F (24–28°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)
Purple spotted gudgeon
Mogurnda mogurnda7.9 in (20 cm)40 gal (150 L)68–79°F (20–26°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)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)
Rainbow darter
Etheostoma caeruleum2.8 in (7 cm)25 gal (95 L)50–64°F (10–18°C)
Rainbow shark
Epalzeorhynchos frenatum5.9 in (15 cm)32 gal (120 L)68–79°F (20–26°C)
Rainbow stiphodon
Stiphodon ornatus2.6 in (6.5 cm)13 gal (50 L)68–79°F (20–26°C)
Red head Tapajos
Geophagus pyrocephalus6.3 in (16 cm)79 gal (300 L)79–86°F (26–30°C)
Red hillstream loach
Beaufortia leveretti3.1 in (8 cm)24 gal (90 L)64–75°F (18–24°C)
Red hump eartheater
Geophagus steindachneri5.9 in (15 cm)53 gal (200 L)72–82°F (22–28°C)
Red lizard whiptail
Rineloricaria lanceolata3.9 in (10 cm)24 gal (90 L)77–82°F (25–28°C)
Red melon dario
Dario hysginon1.2 in (3 cm)11 gal (40 L)72–79°F (22–26°C)
Red wolf fish
Erythrinus erythrinus7.9 in (20 cm)40 gal (150 L)72–79°F (22–26°C)
Red-tailed black shark
Epalzeorhynchos bicolor4.7 in (12 cm)30 gal (115 L)68–79°F (20–26°C)Redbreast acara
Laetacara dorsigera2.8 in (7 cm)20 gal (75 L)72–81°F (22–27°C)
Redfin tiger loach
Syncrossus berdmorei9.4 in (24 cm)50 gal (190 L)70–79°F (21–26°C)Redtail bagrid
Hemibagrus nemurus25.6 in (65 cm)185 gal (700 L)72–81°F (22–27°C)
Redtail catfish
Phractocephalus hemioliopterus39.4 in (100 cm)1,506 gal (5,700 L)68–79°F (20–26°C)
Redtail loach
Yasuhikotakia modesta9.8 in (25 cm)75 gal (285 L)73–82°F (23–28°C)
Redtail wolf fish
Hoplerythrinus unitaeniatus11 in (28 cm)66 gal (250 L)73–82°F (23–28°C)
Reticulated catfish
Perrunichthys perruno23.6 in (60 cm)185 gal (700 L)72–79°F (22–26°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)Rio pearlfish
Nematolebias whitei3.1 in (8 cm)14 gal (54 L)68–77°F (20–25°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)
Ropefish
Erpetoichthys calabaricus14.6 in (37 cm)143 gal (540 L)73–86°F (23–30°C)
Royal pleco
Panaque nigrolineatus16.9 in (43 cm)125 gal (473 L)72–82°F (22–28°C)Royal whiptail catfish
Sturisoma panamense7.9 in (20 cm)40 gal (150 L)72–82°F (22–28°C)
Rust cory
Corydoras rabauti2.4 in (6 cm)20 gal (75 L)72–79°F (22–26°C)
Saddle-back Loach
Homaloptera orthogoniata4.3 in (11 cm)45 gal (170 L)68–77°F (20–25°C)
Saddled bichir
Polypterus endlicherii25.6 in (65 cm)151 gal (570 L)77–84°F (25–29°C)Sailfin cory
Scleromystax macropterus3.5 in (9 cm)44 gal (165 L)64–70°F (18–21°C)
Sailfin pim
Leiarius pictus23.6 in (60 cm)396 gal (1,500 L)72–79°F (22–26°C)
Sailfin pleco
Pterygoplichthys disjunctivus17.7 in (45 cm)100 gal (380 L)73–84°F (23–29°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)Scarlet Cactus Pleco (L025)
Pseudacanthicus pirarara15.7 in (40 cm)119 gal (450 L)79–86°F (26–30°C)
Scarlet goby
Rhinogobius zhoui1.6 in (4 cm)12 gal (45 L)61–75°F (16–24°C)
Schwartz's catfish
Corydoras schwartzi2.8 in (7 cm)20 gal (75 L)72–79°F (22–26°C)
Scrapermouth mbuna
Labeotropheus trewavasae4.7 in (12 cm)53 gal (200 L)75–81°F (24–27°C)
Senegal bichir
Polypterus senegalus13.8 in (35 cm)143 gal (540 L)75–82°F (24–28°C)
Siamese algae eater
Crossocheilus oblongus6.3 in (16 cm)37 gal (140 L)68–79°F (20–26°C)
Silver flying fox
Crossocheilus reticulatus6.3 in (16 cm)53 gal (200 L)64–77°F (18–25°C)
Similis shell dweller
Neolamprologus similis2 in (5 cm)20 gal (75 L)75–81°F (24–27°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)
Skunk loach
Yasuhikotakia morleti3.3 in (8.5 cm)37 gal (140 L)73–82°F (23–28°C)
Slender buffalohead cichlid
Steatocranus tinanti5.1 in (13 cm)24 gal (90 L)75–82°F (24–28°C)
Slender catfish
Pimelodella gracilis6.7 in (17 cm)40 gal (150 L)72–79°F (22–26°C)Snowball pleco (L102)
Hypancistrus inspector5.9 in (15 cm)30 gal (113 L)75–82°F (24–28°C)
South American bumblebee catfish
Microglanis iheringi3.1 in (8 cm)20 gal (75 L)72–79°F (22–26°C)
Spadetail checkerboard cichlid
Dicrossus maculatus3.5 in (9 cm)24 gal (90 L)79–86°F (26–30°C)
Spined loach
Cobitis taenia4.3 in (11 cm)32 gal (120 L)39–68°F (4–20°C)Spotted algae eater
Gyrinocheilus pennocki11 in (28 cm)53 gal (200 L)72–82°F (22–28°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 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 pimelodus
Pimelodus pictus5.5 in (14 cm)55 gal (210 L)72–77°F (22–25°C)
Spotted pleco
Hypostomus punctatus11.8 in (30 cm)79 gal (300 L)72–82°F (22–28°C)
Spotted raphael catfish
Agamyxis pectinifrons5.9 in (15 cm)40 gal (150 L)72–79°F (22–26°C)Squarehead catfish
Chaca chaca7.9 in (20 cm)40 gal (150 L)72–79°F (22–26°C)
Star sapphire cichlid
Placidochromis phenochilus7.9 in (20 cm)79 gal (300 L)77–82°F (25–28°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)
Stinging catfish
Heteropneustes fossilis11.8 in (30 cm)65 gal (245 L)70–77°F (21–25°C)
Striped kribensis
Pelvicachromis taeniatus3.1 in (8 cm)19 gal (71 L)75–79°F (24–26°C)
Striped mystus
Mystus vittatus8.3 in (21 cm)60 gal (227 L)72–82°F (22–28°C)
Striped raphael catfish
Platydoras armatulus8.7 in (22 cm)45 gal (170 L)75–86°F (24–30°C)Striped telmatochromis
Telmatochromis vittatus3.5 in (9 cm)20 gal (75 L)75–81°F (24–27°C)
Stripefin eartheater
Gymnogeophagus rhabdotus5.9 in (15 cm)53 gal (200 L)64–79°F (18–26°C)Sturgeon Catfish
Lamontichthys filamentosus6.3 in (16 cm)36 gal (135 L)72–86°F (22–30°C)Sulfurhead peacock
Aulonocara maylandi4.3 in (11 cm)66 gal (250 L)77–82°F (25–28°C)
Sulphur-head hap
Otopharynx lithobates6.3 in (16 cm)53 gal (200 L)75–82°F (24–28°C)
Sultan Pleco (L264)
Leporacanthicus joselimai8.7 in (22 cm)66 gal (250 L)79–86°F (26–30°C)Sumo loach
Schistura balteata3.1 in (8 cm)24 gal (90 L)72–79°F (22–26°C)
Sun catfish
Horabagrus brachysoma17.7 in (45 cm)170 gal (645 L)73–77°F (23–25°C)
Sun loach
Yasuhikotakia eos4.3 in (11 cm)53 gal (200 L)73–82°F (23–28°C)Sunshine Pleco (L014)
Scobinancistrus aureatus13.8 in (35 cm)106 gal (400 L)79–86°F (26–30°C)Sychr's catfish
Corydoras sychri1.7 in (4.3 cm)16 gal (60 L)75–81°F (24–27°C)
T-bar cichlid
Cryptoheros sajica4.7 in (12 cm)40 gal (150 L)75–82°F (24–28°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 clown
Eretmodus cyanostictus3.5 in (9 cm)29 gal (110 L)75–81°F (24–27°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)
Thunder Royal Pleco (L027)
Panaque armbrusteri17.7 in (45 cm)151 gal (570 L)77–84°F (25–29°C)
Tiger hillstream loach
Sewellia lineolata2.6 in (6.5 cm)25 gal (95 L)68–75°F (20–24°C)Tiger Pleco (L002)
Panaqolus sp. L0025.1 in (13 cm)40 gal (150 L)77–84°F (25–29°C)
Tiger shovelnose catfish
Pseudoplatystoma fasciatum35.4 in (90 cm)300 gal (1,135 L)75–82°F (24–28°C)
Tire-track eel
Mastacembelus armatus27.6 in (70 cm)119 gal (450 L)75–82°F (24–28°C)Transvestite cichlid
Nanochromis transvestitus2.8 in (7 cm)20 gal (75 L)73–81°F (23–27°C)
True glass catfish
Kryptopterus bicirrhis5.9 in (15 cm)26 gal (100 L)70–79°F (21–26°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)
Upside-down catfish
Synodontis nigriventris3.9 in (10 cm)30 gal (115 L)75–82°F (24–28°C)Vampire Pleco (L029)
Leporacanthicus galaxias9.8 in (25 cm)66 gal (250 L)79–86°F (26–30°C)
Venezuelan orange cory
Corydoras venezuelanus2.4 in (6 cm)20 gal (75 L)68–79°F (20–26°C)
Vermiculated squeaker
Synodontis schoutedeni5.9 in (15 cm)24 gal (90 L)72–81°F (22–27°C)
Viejita dwarf cichlid
Apistogramma viejita2.8 in (7 cm)20 gal (75 L)75–82°F (24–28°C)
Violet cory
Corydoras similis2.2 in (5.5 cm)12 gal (45 L)70–81°F (21–27°C)
Violet Goby
Gobioides broussonnetii21.7 in (55 cm)119 gal (450 L)72–79°F (22–26°C)
Vulture Catfish
Calophysus macropterus15.7 in (40 cm)120 gal (455 L)75–84°F (24–29°C)
Walking catfish
Clarias batrachus23.6 in (60 cm)600 gal (2,270 L)68–79°F (20–26°C)
Wallago catfish
Wallago attu59.1 in (150 cm)528 gal (2,000 L)72–82°F (22–28°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)West African Bichir
Polypterus retropinnis13.8 in (35 cm)53 gal (200 L)77–82°F (25–28°C)
West African lungfish
Protopterus annectens39.4 in (100 cm)211 gal (800 L)77–86°F (25–30°C)
Whiptail catfish
Rineloricaria sp.4.3 in (11 cm)20 gal (75 L)75–84°F (24–29°C)
White-cheek goby
Rhinogobius duospilus2 in (5 cm)16 gal (60 L)61–75°F (16–24°C)
Whiteseam betta
Betta albimarginata1.2 in (3 cm)11 gal (40 L)73–82°F (23–28°C)
Whitespot eartheater
Satanoperca leucosticta7.1 in (18 cm)79 gal (300 L)75–84°F (24–29°C)
Wolf fish
Hoplias malabaricus19.7 in (50 cm)106 gal (400 L)72–82°F (22–28°C)
Xingu cory
Corydoras xinguensis2 in (5 cm)18 gal (70 L)72–81°F (22–27°C)
Xingu eartheater
Retroculus xinguensis9.8 in (25 cm)185 gal (700 L)79–86°F (26–30°C)
Yellow sand cichlid
Xenotilapia flavipinnis3.5 in (9 cm)53 gal (200 L)75–81°F (24–27°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 loach
Botia striata3.5 in (9 cm)37 gal (140 L)70–79°F (21–26°C)
Zebra pleco
Hypancistrus zebra3.1 in (8 cm)15 gal (55 L)79–86°F (26–30°C)Zebra shovelnose
Brachyplatystoma tigrinum23.6 in (60 cm)151 gal (570 L)72–90°F (22–32°C)Zebra spiny eel
Macrognathus zebrinus11.8 in (30 cm)42 gal (160 L)72–81°F (22–27°C)Zipper loach
Paracanthocobitis botia3.9 in (10 cm)29 gal (110 L)70–79°F (21–26°C)
Zodiac loach
Mesonoemacheilus triangularis2.4 in (6 cm)24 gal (90 L)68–79°F (20–26°C)Zorro Catfish
Platystomatichthys sturio15.7 in (40 cm)120 gal (455 L)75–82°F (24–28°C)
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