Bettas and gouramis
Bettas and gouramis are labyrinth fish: they breathe air at the surface and hold small territories, so temperament matters as much as water. Wild bettas and chocolate gouramis ask more of you than the pet-store standards. Profiles list tank size, temperament and conditions.
71 species
Akar Betta
Betta akarensis3.1 in (8 cm)20 gal (75 L)70–81°F (21–27°C)Anjungan licorice gourami
Parosphromenus anjunganensis1.4 in (3.5 cm)11 gal (40 L)72–82°F (22–28°C)
Apollon betta
Betta apollon2.2 in (5.5 cm)16 gal (60 L)73–81°F (23–27°C)Balunga Betta
Betta balunga2 in (5 cm)16 gal (60 L)72–81°F (22–27°C)
Banded Gourami
Trichogaster fasciata3.5 in (9 cm)26 gal (100 L)70–82°F (21–28°C)
Betta
Betta splendens3 in (7.5 cm)7 gal (25 L)72–86°F (22–30°C)
Black paradise fish
Macropodus spechti3.1 in (8 cm)20 gal (75 L)68–82°F (20–28°C)
Brown spiketail paradisefish
Pseudosphromenus dayi2.6 in (6.5 cm)12 gal (45 L)68–82°F (20–28°C)Brown's betta
Betta brownorum1.2 in (3 cm)11 gal (40 L)75–82°F (24–28°C)Brunei beauty betta
Betta macrostoma3.9 in (10 cm)20 gal (75 L)72–79°F (22–26°C)
Channoides betta
Betta channoides1.6 in (4 cm)11 gal (40 L)73–82°F (23–28°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)
Combtail gourami
Belontia signata4.7 in (12 cm)53 gal (200 L)72–82°F (22–28°C)
Crescent betta
Betta imbellis2.4 in (6 cm)12 gal (45 L)68–82°F (20–28°C)
Croaking gourami
Trichopsis vittata2.8 in (7 cm)25 gal (95 L)72–82°F (22–28°C)Crossband chocolate gourami
Sphaerichthys selatanensis1.8 in (4.5 cm)16 gal (60 L)79–86°F (26–30°C)
Dimidiata betta
Betta dimidiata1.6 in (4 cm)12 gal (45 L)72–81°F (22–27°C)
Dwarf gourami
Trichogaster lalius3 in (7.5 cm)16 gal (60 L)72–81°F (22–27°C)
Edith's betta
Betta edithae2.4 in (6 cm)20 gal (75 L)72–81°F (22–27°C)
Emerald betta
Betta smaragdina2.4 in (6 cm)11 gal (40 L)72–82°F (22–28°C)
Enisae betta
Betta enisae2.4 in (6 cm)16 gal (60 L)70–77°F (21–25°C)Eyespot betta
Betta ocellata3.5 in (9 cm)24 gal (90 L)70–77°F (21–25°C)
Eyespot gourami
Parasphaerichthys ocellatus1.4 in (3.5 cm)12 gal (45 L)64–77°F (18–25°C)
Falx betta
Betta falx2 in (5 cm)16 gal (60 L)73–81°F (23–27°C)Foersch's betta
Betta foerschi2 in (5 cm)16 gal (60 L)73–81°F (23–27°C)
Frail gourami
Ctenops nobilis3.9 in (10 cm)24 gal (90 L)68–79°F (20–26°C)
Giant gourami
Osphronemus goramy27.6 in (70 cm)125 gal (475 L)68–86°F (20–30°C)
Giant Pikehead
Luciocephalus pulcher7.9 in (20 cm)36 gal (135 L)72–79°F (22–26°C)
Giant red tail gourami
Osphronemus laticlavius19.7 in (50 cm)264 gal (1,000 L)68–86°F (20–30°C)Hendra betta
Betta hendra1.8 in (4.5 cm)11 gal (40 L)73–81°F (23–27°C)
Honey gourami
Trichogaster chuna2 in (5 cm)20 gal (75 L)72–82°F (22–28°C)
Horseshoe betta
Betta hipposideros3.1 in (8 cm)24 gal (90 L)73–81°F (23–27°C)
Krabi mouthbrooder
Betta simplex2.4 in (6 cm)16 gal (60 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)
Livid betta
Betta livida1.4 in (3.6 cm)11 gal (40 L)73–81°F (23–27°C)
Mahachai betta
Betta mahachaiensis2.4 in (6 cm)10 gal (38 L)72–82°F (22–28°C)
Malay combtail gourami
Belontia hasselti7.9 in (20 cm)45 gal (170 L)70–79°F (21–26°C)
Moonlight gourami
Trichopodus microlepis5.9 in (15 cm)30 gal (115 L)77–86°F (25–30°C)One-spot betta
Betta unimaculata4.5 in (11.5 cm)29 gal (110 L)70–79°F (21–26°C)
Ornate paradisefish
Malpulutta kretseri2 in (5 cm)12 gal (45 L)72–82°F (22–28°C)
Paradise fish
Macropodus opercularis3.1 in (8 cm)25 gal (95 L)50–72°F (10–22°C)Patoti betta
Betta patoti3.9 in (10 cm)29 gal (110 L)72–81°F (22–27°C)
Pearl gourami
Trichopodus leerii4.7 in (12 cm)30 gal (115 L)75–86°F (24–30°C)
Persephone betta
Betta persephone1.4 in (3.5 cm)11 gal (40 L)73–81°F (23–27°C)
Pi betta
Betta pi3.5 in (9 cm)26 gal (100 L)73–81°F (23–27°C)Prima betta
Betta prima2 in (5 cm)16 gal (60 L)73–81°F (23–27°C)
Pugnax Betta
Betta pugnax2.8 in (7 cm)16 gal (60 L)72–82°F (22–28°C)Pulchra betta
Betta pulchra2.4 in (6 cm)20 gal (75 L)73–81°F (23–27°C)
Pygmy gourami
Trichopsis pumila1.6 in (4 cm)15 gal (55 L)72–82°F (22–28°C)Raja Betta
Betta raja2.8 in (7 cm)26 gal (100 L)72–81°F (22–27°C)
Redback paradisefish
Macropodus erythropterus3.1 in (8 cm)20 gal (75 L)68–86°F (20–30°C)Redcheek betta
Betta rutilans1.4 in (3.5 cm)11 gal (40 L)73–81°F (23–27°C)
Round-tail paradise fish
Macropodus ocellatus3.1 in (8 cm)20 gal (75 L)61–75°F (16–24°C)
Scarlet betta
Betta coccina1.6 in (4 cm)11 gal (40 L)72–86°F (22–30°C)Seven-banded giant gourami
Osphronemus septemfasciatus19.7 in (50 cm)264 gal (1,000 L)72–82°F (22–28°C)Sharpnose chocolate gourami
Sphaerichthys acrostoma2.8 in (7 cm)24 gal (90 L)72–79°F (22–26°C)
Slender betta
Betta bellica3.5 in (9 cm)20 gal (75 L)77–86°F (25–30°C)
Snakeskin gourami
Trichopodus pectoralis9.8 in (25 cm)61 gal (230 L)72–86°F (22–30°C)
Spiketail paradisefish
Pseudosphromenus cupanus2.6 in (6.5 cm)12 gal (45 L)68–82°F (20–28°C)
Spotted betta
Betta picta2 in (5 cm)16 gal (60 L)72–81°F (22–27°C)
Stigmosa betta
Betta stigmosa2 in (5 cm)16 gal (60 L)73–81°F (23–27°C)Stiktos betta
Betta stiktos2 in (5 cm)11 gal (40 L)73–81°F (23–27°C)
Thick-lipped gourami
Trichogaster labiosa3.5 in (9 cm)20 gal (75 L)72–82°F (22–28°C)
Three spot gourami
Trichopodus trichopterus5.1 in (13 cm)30 gal (115 L)75–86°F (24–30°C)
Threestripe croaking gourami
Trichopsis schalleri2 in (5 cm)12 gal (45 L)72–82°F (22–28°C)
Toba betta
Betta rubra1.6 in (4 cm)11 gal (40 L)72–81°F (22–27°C)Uberis betta
Betta uberis1.4 in (3.6 cm)11 gal (40 L)73–81°F (23–27°C)
Vaillant's Chocolate Gourami
Sphaerichthys vaillanti2.2 in (5.5 cm)20 gal (75 L)70–77°F (21–25°C)
Whiteseam betta
Betta albimarginata1.2 in (3 cm)11 gal (40 L)73–82°F (23–28°C)
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