| Hagfishes | | Lampreys | | Frill sharks and Cow sharks | | Bullhead Sharks | | Carpet Sharks | | Mackerel Sharks | | Ground Sharks | | Dogfish Sharks | | Saw Sharks | | Angel Sharks | | Sawfishes | | Electric rays | | Skates and Guitarfishes | | Stingrays and relatives | | Chimaeras or Ghost Sharks | | Bichirs and Reedfishes | | Sturgeons and Paddlefishes | | Gars | | Bowfins | | Bony-tongued Fishes | | Tarpons and Ladyfishes | | Bonefishes | | Eels and Morays | | Herrings and Anchovies | | Milkfishes | | Carps, Minnows, Loaches and relatives | | Characins | | Catfishes | | Knifefishes | | Pikes and Mudminnows | | Smelts (Osmeriformes) | | Salmons | | Grinners, Lizardfishes and Allies | | Velifers, Tube-eyes and Ribbonfishes | | Bartfishes | | Cods | | Ophidiiform fishes | | Toadfishes | | Anglerfishes | | Clingfishes | | Silversides (Atheriniformes) | | Rivulines, Killifishes and Live bearers | | Needlefishes | | Sawbellies | | Dories | | Stickleback and Seamoth | | Pipefishes and Seahorses | | Spiny eels | | Scorpionfishes and Flatheads | | Perchlikes | | | Snooks | | | Asiatic glassfishes | | | Temperate perches | | | Lates Perches | | | Temperate seabasses | | | Wreckfishes | | | Asian seaperches | | | Grouper | | | Dottybacks (Pseudochromidae) | | | Basslets | | | Splendid perches | | | Jawfishes | | | Roundheads | | | Grunters or Tigerperches | | | Flagtails or Aholeholes | | | Sunfishes | | | Pygmy sunfishes | | | True Perches | | | Bigeyes | | | Cardinalfishes (Apogonidae) | | | Deepwater Tilefishes | | | Smelt-whitings | | | Tilefishes | | | Butterfishes | | | Ara Grouper | | | Bluefishes | | | Cobias | | | Remoras | | | Jacks & Pompanos | | | Dolphinfishes | | | Snappers | | | Rovers | | | Pomfrets | | | Fusiliers | | | Freshwater tripletails | | | Australian salmons | | | Slopefishes | | | Barbeled grunters | | | Tripletails | | | Picarels | | | Mojarras | | | Grunts | | | Porgies | | | Emperor Fishes and Large-Eye Breams | | | Threadfin breams and Whiptail breams | | | Drums or Croakers | | | Threadfins | | | Goatfishes | | | Moonyfishes | | | Sweepers | | | Lanternbellies | | | Gnomefishes | | | Archerfishes | | | Sea Chubs | | | Sicklefishes | | | Armorheads | | | Butterflyfishes | | | Angelfishes | | | Ponyfishes | | | Oldwives | | | Asian leaffishes | | | Chameleonfishes (Badidae) | | | Leaffishes | | | Pristolepidids | | | Hawkfishes | | | Knifejaws | | | Marblefishes (Sea carps) | | | Morwongs | | | Kelpfishes | | | Mullets | | | Cichlids | | | Clownfishes & Surfperches | | | Damselfishes | | | Wrasses | | | Parrotfishes | | | Sandfishes | | | Loach Gobies | | | Eelpouts | | | Pricklebacks | | | Prowfishes | | | Gunnels | | | Wolffishes | | | Antarctic plunderfishes & Barbeled plunderfishes | | | Antarctic dragonfishes | | | Cod icefishes | | | Crocodile icefishes | | | Sand lances | | | Weaverfish | | | Stargazer | | | Sandperches | | | Convict blenny | | | Triplefin blennies | | | Felpfishes, Klipfishes & Scaled blennies | | | Pikeblennies, Tubeblennies and Flagblennies | | | Labrisomids | | | Combtooth blennies | | | Dragonets | | | Freshwater sleepers | | | Sleepers | | | Gobies | | | Wormfishes | | | Spadefishes, Batfishes & Scats | | | Argus fishes (Scatophagidae) | | | Rabbitfishes | | | Moorish idol | | | Surgeonfishes & Unicornfishes | | | Barracudas | | | Mackerels, Tunas & Bonitos | | | Hairtails | | | Moonfish | | | Billfishes | | | Medusafishes | | | Driftfishes | | | Climbing gouramies | | | Gouramies | | | Kissing gourami | | | Snakeheads | | | Boarfishes | | | Bandfishes | | | Snake mackerels | | | Banjofishes | | | Nurseryfishes | | Flatfishes | | Puffers and Filefishes | | Australian lungfishes | | South American and African lungfishes | | Jellynose fishes or Tadpole fishes | | Dragonfishes, Lightfishes, Loosejaws and relatives |
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| Alfred's licorice gourami EU | | Anjungan licorice gourami EU | | Banded gourami EU | Betta
(spec. pallifina) | Betta
(spec. tussyae) | Betta
(spec. „Pham“) | | Bintan licorice gourami EU ,AS | Black betta
(Black tiger betta) nEU | | Black dwarf betta EU | | Black paradisefish EU | Blue betta
(Mekong fighting fish) EU | | Bornean giant gourami AS | | Brown spike-tailed paradise fish | | Brown's betta | | Bukit Merah licorice gourami AS | | Ceylonese combtail EU ,AS | | Chocolate gourami AS,EU ,NA | | Crescent betta EU | | Croaking gourami EU ,nEU | | Deissner's liquorice gourami EU | | Dusky betta | | Dwarf gourami EU ,nEU,AU,NA,AS | | Dwarf mouthbrooder | Edith`s mouthbrooder
(Edith´s betta) | | Elephant ear gourami EU ,AS,nEU | | Ferox betta EU | | Frail gourami | | Giant gourami EU ,AS,nEU,AU,NA | | Giant red fin gourami AS,EU ,nEU,NA | | Gunawan`s licorice gourami EU | | Harvey's licorice gourami | | Hendra`s betta EU | | Honey gourami nEU,EU ,AS | | Howong betta | | Krabi mouth brooding betta EU | Licorice gourami
(spec. Parosphromenus opallios) nEU | Licorice gourami
(spec. Parosphromenus phoenicurus) | Licorice gourami
(spec. quindecim) EU | Linke`s licorice gourami
(Moonspot licorice gourami) nEU,EU | | Malay combtail AS | | Mandor betta | | Moonlight gourami nEU,EU ,NA,AS | | Nagy's licorice gourami | | Paradise fish EU | | Pearl gourami EU ,nEU,AS,AU,NA | Penang betta
(King betta)
(Forest betta) | Peppermint pikehead
(Peppermint crocodile fish) | | Pi betta | | Pikehead AS | | Pygmy gourami EU ,nEU,NA | | Red-backed paradisefish EU | | Reddish dwarf fighter EU | | Round tail paradisefish EU ,AS | | Selangor red betta EU ,AS | | Siamese fighting fish EU ,nEU,AS | Slim betta
(Striped betta) AS | | Snakehead betta EU | | Snakeskin gourami EU ,nEU,AS | | Spiketail gourami EU | | Spiketail paradisefish | | Spotfin betta | Spotted gourami
(Ornate paradisefish) | | Stroh's betta | Swamp licorice gourami
(Pallid licorice gourami) EU ,nEU | | Thick-lipped gourami nEU,EU | Three-spotted gourami
(Blue gourami) EU ,nEU,AS,AU,NA | | Threestripe gourami | | Toba betta | | Vaillants chocolate gourami EU ,NA | | Whitemargin betta | Wine red betta
(Red wine betta) | |
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Siamese fighting fish
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Betta splendens
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REGAN, 1910 |
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| | Number of Subspecies: | 00 | | Body length: | 5 - 7 cm | | IUCN status: | VU (Vulnerable)
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