Possible Compatible Species for Xenomystus nigri
Note: This is a rule based search which makes certain assumptions based on characteristics including size, temperament, temperature and pH. As with all advice, please use common sense before combining any two species.
| Scientific Name | Common Names | Synonyms | Family | |
 | Botia kubotai | Angelicus Loach/Botia Myanmar Botia Polka Dot Loach/Botia | Botia sp. myanmar | Cobitidae |
| Rasbora borapetensis | Blackline Rasbora Brilliant Rasbora Red-tailed Rasbora | Cyprinidae | ||
 | Corydoras leopardus | Leopard Catfish Leopard Cory | Callichthyidae | |
| Puntius lateristriga | Spanner Barb T Bar Barb Tee Barb | Barbus laterstriga Systomus laterstriga | Cyprinidae | |
 | Aphyocharax paraguayensis | Panda Tetra Rio Paraguay Tetra | Characidae | |
| Fundulopanchax fallax | Kribi Killi | Aphyosemion fallax Aphyosemion gulare schwoiseri Aphyosemion kribianum Aphyosemion schwoiseri Fundulopanchax fallax Fundulopanchax schwoiseri | Aplocheilidae | |
 | Melanotaenia duboulayi | Crimson Spot Rainbowfish Duboulay's Rainbowfish | Melanotaeniidae | |
 | Crenicara filamentosa | Checkerboard Cichlid Checkerboard Lyretail Chessboard Cichlid Lyretail Cichlid | Cremocara filamentosus Crenicara filamentosa Dicrossus filamentosa | Cichlidae |
 | Barbodes schwanenfeldii | Tinfoil Barb | Barbodes schwanenfeldi Barbus schwanenfeldii Puntius schwanefeldi Puntius schwanenfeldii Systomus schwanefeldi | Cyprinidae |
| Melanotaenia angfa | ANGFA Rainbowfish Yakati Rainbowfish | Melanotaeniidae | ||
| Melanotaenia parva | Lake Kuomai rainbowfish Sunset dwarf rainbowfish | Melanotaeniidae | ||
 | Ancistrus sp. l182 | L182 Starlight Bristlenose Pleco | Loricariidae | |
 | Corydoras arcuatus | Arched Cory Skunk Cory | Callichthyidae | |
| Glyptoperichthys scrophus | Albino Pleco Chocolate Pleco Rhino Pleco | Glyptoperichthys scrophus Liposarcus scrophus | Loricariidae | |
 | Notopterus chitala | Clown Featherback Clown Featherfin Clown Knife Clown Knifefish | Chitara ornata Notopterus buchanani Notopterus ocellifer Notopterus ornatus | Notopteridae |
 | Hemichromis lifalili | Blood Red Jewel | Cichlidae | |
 | Epalzeorhynchos bicolor | Red Tailed Black Shark Redtail Shark | Labeo bicolor | Cyprinidae |
 | Synodontis decorus | Clown Synodontis Decorated Synodontis | Mochokidae | |
 | Botia dario | Bengal Loach Dario Loach Indian Loach Queen Loach | Cobitis dario | Cobitidae |
| Corydoras ornatus | Ornate Cory | Callichthyidae | ||
 | Pseudepiplatys annulatus | Clown Killifish Clown Panchax Rocket Killifish Rocket Panchax | Aplocheilus annulatus Epiplatys annulatus Haplochilus annulatus Panchax annulatus | Aplocheilidae |
 | Scleropages jardinii | Australian Pearl Arowana Gulf Saratoga Jardini Northen Saratoga Northern Spotted Barramundi Saratoga | Osteoglossidae | |
 | Trichopsis pumilus | Dwarf Croaking Gourami Pygmy Gourami Sparkling Gourami | Ctenops pumilus | Osphronemidae |
 | Synodontis eupterus | Featherfin Catfish Featherfin Synodontis Sqeaker Catfish Sqeaker synodontis | Mochokidae | |
 | Corydoras bilineatus | San Juan Cory | Callichthyidae | |
 | Corydoras leucomelas | Black Fin Cory False Spotted Cory | Callichthyidae | |
 | Hyphessobrycon haraldschultzi | Harold Schultz Tetra | Hemigrammus haraldschultzi | Characidae |
 | Acanthocobitis botia | Mottled Loach Sand Loach Spot Loach Striped Loach Zipper Loach | Botia nebulosa Cobitis botia Nemacheilus botia Nemacheilus botia botia Nemachilus botia Nemachilus botius Nemachilus mackenziei Noemacheilus botia | Balitoridae |
 | Gasteropelecus sternicla | Common Hatchet Common Hatchetfish River Hatchet Silver Hatchet | Clupea sternicla | Gasteropelecidae |
 | Amphilophus labiatus | Red Devil | Cichlasoma labiatum Herichthys labiatus Heros labiatus | Cichlidae |
 | Corydoras habrosus | Dainty Cory Salt and Pepper Catfish | Callichthyidae | |
| Ctenolucius hujeta | Freshwater Barracuda Gar Characin Hujeta Pike Characin Rocket Gar | Ctenolucius hujeta hujeta Hydrocynus hujeta Luciocharax hujeta Xiphostoma hujeta | Ctenoluciidae | |
| Corynopoma riisei | Swordtail Characin Swordtail Tetra | Characidae | ||
| Thayeria obliqua | Penguin Fish Short Striped Thayeria | Thayeria obliquus | Characidae | |
| Nannaethiops unitaeniatus | One Line Tetra One Striped African Characin | Citharinidae | ||
| Distichodus lusosso | Long Nosed Distichodus | Citharinidae | ||
| Distichodus affinis | Silver Distichodus | Distichodura affine | Citharinidae | |
| Marcusenius brachyistius | Baby Whale Whale-Faced Marcusenius | Brienomyrus brachyistius | Mormyridae | |
| Danio kerri | Blue Danio | Danio kerri | Cyprinidae | |
 | Trigonostigma espei | False Harlequin Lambchop Rasbora | Rasbora espei Rasbora heteromorpha espei | Cyprinidae |
 | Tetraodon biocellatus | Eye Spot Puffer Figure Eight Puffer | Chelonodon biocellatus | Tetraodontidae |
 | Hemigrammus rodwayi | Gold Tetra Golden Tetra | Hemigrammus armstrongi | Characidae |
 | Leptobarbus hoevenii | Cigar Shark Mad Barb | Barbus hoevenii | Cyprinidae |
 | Synodontis notatus | One Spot Squeaker | Mochokidae | |
 | Tetraodon lineatus | Fahaka Puffer Globe Fish Nile Puffer | Tetraodon fahaka Tetraodon lineatus lineatus Tetrodon strigosus | Tetraodontidae |
 | Puntius nigrofasciatus | Black Ruby Barb | Barbus nigrofasciatus | Cyprinidae |
 | Geophagus steindachneri | Redhump Eartheater Redhump Geophagus | Geophagus hondae | Cichlidae |
 | Macrognathus aculeatus | Lesser Spiny Eel Peacock Eel Spiny Eel | Mastacembelus aculeatus Ophidium aculeatum Rhyncobdella aculeata | Mastacembelidae |
 | Peckoltia sp. l147 | L147 | Ancistomus sp. | Loricariidae |
 | Nannacara anomala | Golden Acara Golden Dwarf Acara Goldeneye Dwarf Acara Lattice Cichlid | Cichlidae | |
 | Rasbora elegans | Elegant Rasbora Two Spot Rasbora | Cyprinidae | |
 | Chela caeruleostigmata | Blue Hatchetfish Flying Barb Leaping Barb Siamese Hatchetfish | Laubuca caeruleostigmata | Cyprinidae |
 | Puntius johorensis | Banded Barb Lined Barb Striped Barb | Barbus eugrammus Barbus tetrazona johorensis Puntius eugrammus Systomus johorensis | Cyprinidae |
 | Amphilophus citrinellus | Midas Cichlid | Amphilophus citrinellum Archocentrus citrinellus Cichlasoma citrinella Cichlasoma citrinellum Herichthys citrinellus Heros citrinellus | Cichlidae |
 | Labeo chrysophekadion | Black Labeo Black Shark Black Sharkminnow | Morulius chrysophekadion Rohita chrysophekadion | Cyprinidae |
 | Danio nigrofasciatus | Dwarf Danio Spotted Danio | Barilius nigrofasciatus Brachydanio nigrofasciatus | Cyprinidae |
 | Satanoperca jurupari | Demon Fish Earth Eater | Geophagus jurupari | Cichlidae |
 | Apistogramma borellii | Umbrella Cichlid Yellow Dwarf Cichlid | Heterogramma borellii | Cichlidae |
 | Trichogaster labiosus | Thick Lip Gourami | Colisa labiosa Colisa labiosus | Osphronemidae |
 | Sphaerichthys osphromenoides | Chocolate Gourami | Sphaerichthys osphromenoides osphromenoides | Osphronemidae |
 | Metynnis hypsauchen | Silver Dollar Silver Pacu | Myletes hypsauchen | Characidae |
 | Ladigesia roloffi | Jelly Bean Tetra | Alestiidae | |
 | Moenkhausia pittieri | Diamond Tetra | Characidae | |
 | Hyphessobrycon megalopterus | Black Phantom Phantom Tetra | Megalamphodus megalopterus | Characidae |
 | Leporinus affinis | Banded Leporinus | Anostomidae | |
 | Farlowella vittata | Twig Catfish Whiptail Catfish | Acestra acus | Loricariidae |
 | Parancistrus aurantiacus | Chubby Pleco Rubber Pleco | Hypostomus aurantiacus | Loricariidae |
 | Panaque nigrolineatus | Gold Line Royal Pleco L027 a,b,c L190 L191 L330 LDA63 Orange Royal Royal Pleco | Chaetostomus nigrolineatus | Loricariidae |
 | Glyptoperichthys gibbiceps | Leopard Pleco Sailfin Pleco | Ancistrus gibbiceps Pterygoplichthys gibbiceps | Loricariidae |
 | Epalzeorhynchos kalopterus | Flying Fox | Barbus kalopterus | Cyprinidae |
| Xenomystus nigri | African Knifefish Black Knifefish Brown African Knife | Gymnotidae | ||
| Betta macrostoma | Borneo Betta Brunei Beauty Peacock Betta Spotfin Betta | Osphronemidae | ||
| Tanichthys micagemmae | Royal White Cloud | Cyprinidae | ||
 | Yasuhikotakia lecontei | Yellow-Finned Loach | Botia lecontei | Cobitidae |
 | Triportheus rotundatus | Catalina Tetra | Chalceus rotundatus | Characidae |
| Amphilophus trimaculatum | Three Spot Cichlid Trimac Cichlid | Three-spot Cichlid | Cichlidae | |
 | Schilbe marmoratus | African Marbled catfish African shoulderspot catfish | Shilbeidae | |
| Ctenopoma acutirostre | Leopard Ctenopoma Spotted Bushfish Spotted Climbing Perch | Anabantidae | ||
| Danio choprai | Copper Danio Glowlight Danio | Cyprinidae | ||
| Yasuhikotakia sidthimunki | Dwarf Chained Loach | Botia sidthimunki | Cobitidae | |
 | Mastacembelus erythrotaenia | Fire eel | Mastacembelus | |
 | Pangio oblonga | Black Kuhli Loach Chocalate Kuhli Loach Cinnamon Loach Java Loach | Acanthophthalmus javanicus Acanthophthalmus oblongus Cobitis oblonga Pangio javanicus | Cobitidae |
 | Baryancistrus sp. LDA33 | Big White Spot, White Spot, LDA33/L 142, Snowball Pleco | Loricariidae | |
 | Rasbora tornieri | Yellowtail Rasbora | Cyprinidae | |
 | Rineloricaria sp. L010a | L010a, Red whiptail catfish, Red lizard whiptail | Loricariidae | |
 | Betta albimarginata | Whiteseam betta | Belontiidae | |
| Potamotrygon motoro | Motoro Stingray Ocellated River Stingray Spotted River Ray | Potamotrygonidae |