There are 3878 species and 18 subspecies in the order Perciformes assessed as least concern by the International Union for Conservation of Nature.
Gouramis
Slender betta (Betta bellica) Peaceful betta (Betta imbellis) Betta prima Paradise fish (Macropodus opercularis) Giant gourami (Osphronemus goramy) Eyespot gourami (Parasphaerichthys ocellatus) Spiketail paradise fish (Pseudosphromenus cupanus) Honey gourami (Trichogaster chuna) Striped gourami (Trichogaster fasciata) Thick-lipped gourami (Trichogaster labiosus) Dwarf gourami (Trichogaster lalius) Moonlight gourami (Trichopodus microlepis) Snakeskin gourami (Trichopodus pectoralis) Three spot gourami (Trichopodus trichopterus) Pygmy gourami (Trichopsis pumila) Mekong croaking gourami (Trichopsis schalleri) Croaking gourami (Trichopsis vittata)
Cichlids
Species
Aequidens patricki Alticorpus macrocleithrum Alticorpus mentale Alticorpus pectinatum Alticorpus peterdaviesi Alticorpus profundicula Altolamprologus compressiceps Pearl cichlid (Amphilophus rhytisma) Andinoacara blombergi Andinoacara latifrons Anomalochromis thomasi Apistogramma allpahuayo Apistogramma baenschi Apistogramma barlowi Cruzi (Apistogramma cruzi) Apistogramma eremnopyge Apistogramma gephyra Apistogramma linkei Apistogramma luelingi Apistogramma martini Panduro (Apistogramma panduro) Apistogramma similis Apistogramma urteagai Archocentrus spinosissimus Aristochromis christyi Alluaud's haplo (Astatoreochromis alluaudi) Bluelip haplo (Astatoreochromis straeleni) Astatoreochromis vanderhorsti Astatotilapia burtoni Eastern river bream (Astatotilapia calliptera) Astatotilapia paludinosa Astatotilapia stappersii Nkhomo-benga peacock (Aulonocara baenschi) Aulonocara brevinidus Aulonocara gertrudae Aulonocara guentheri Fairy cichlid (Aulonocara jacobfreibergi) Aulonocara rostratum Greenface aulonocara (Aulonocara saulosi) Aulonocara stonemani Flavescent peacock (Aulonocara stuartgranti) Aulonocranus dewindti Baileychromis centropomoides Bathybates fasciatus Bathybates ferox Bathybates graueri Bathybates hornii Bathybates leo Bathybates minor Bathybates vittatus Benthochromis melanoides Benthochromis tricoti Giant cichlid (Boulengerochromis microlepis) Buccochromis heterotaenia Slender tail hap (Buccochromis lepturus) Stripeback hap (Buccochromis nototaenia) Buccochromis rhoadesii Buccochromis spectabilis Bujurquina apoparuana Bujurquina cordemadi Bujurquina eurhinus Bujurquina hophrys Bujurquina huallagae Bujurquina labiosa Bujurquina megalospilus Bujurquina moriorum Bujurquina syspilus Bujurquina tambopatae Bujurquina zamorensis Callochromis macrops Callochromis melanostigma Callochromis pleurospilus Caprichromis liemi Caprichromis orthognathous Caquetaia myersi Cardiopharynx schoutedeni Chaetobranchus semifasciatus Chalinochromis brichardi Champsochromis caeruleus Champsochromis spilorhynchus Malawi thicklip (Cheilochromis euchilus) Buzi river bream (Chetia brevicauda) Canary kurper (Chetia flaviventris) Chetia gracilis Chilochromis duponti Chilotilapia rhoadesii Chromidotilapia guntheri Chromidotilapia kingsleyae Chromidotilapia mamonekenei Chromidotilapia melaniae Chromidotilapia mrac Chromidotilapia schoutedeni Cichlasoma atromaculatum Cichlasoma ornatum Congochromis dimidiatus Congochromis sabinae Congochromis squamiceps Copadichromis azureus Haplochromis borleyi redfin (Copadichromis borleyi) Copadichromis chrysonotus Copadichromis cyaneus Copadichromis eucinostomus Copadichromis flavimanus Copadichromis ilesi Copadichromis jacksoni Copadichromis likomae Copadichromis mloto Copadichromis pleurostigma Copadichromis pleurostigmoides Copadichromis prostoma Copadichromis quadrimaculatus Verduya's hap (Copadichromis trimaculatus) Corematodus shiranus Corematodus taeniatus Crenicichla anthurus Crenicichla cincta Pike cichlid (Crenicichla lepidota) Crenicichla macrophthalma Crenicichla sedentaria Ctenochromis benthicola Ctenochromis horei Blackspot climbing perch (Ctenopharynx intermedius) Ctenopharynx nitidus Ctenopharynx pictus Cunningtonia longiventralis Cyathochromis obliquidens Featherfin cichlid (Cyathopharynx furcifer) Cyclopharynx fwae Cyclopharynx schwetzi Cynotilapia afra Cyphotilapia frontosa Cyprichromis leptosoma Cyrtocara moorii Malawi eyebiter (Dimidiochromis compressiceps) Ncheni type haplochromis (Dimidiochromis dimidiatus) Dimidiochromis kiwinge Haplochromis sunset (Dimidiochromis strigatus) Diplotaxodon aeneus Diplotaxodon apogon Diplotaxodon argenteus Diplotaxodon greenwoodi Diplotaxodon limnothrissa Diplotaxodon macrops Divandu albimarginatus Docimodus evelynae Docimodus johnstoni Eclectochromis lobochilus Eclectochromis ornatus Ectodus descampsii Orange chromide (Etroplus maculatus) Green chromide (Etroplus suratensis) Threespot torpedo (Exochochromis anagenys) Fossorochromis rostratus Genyochromis mento Geophagus brachybranchus Gephyrochromis lawsi Gephyrochromis moorii Gnathochromis permaxillaris Gnathochromis pfefferi Grammatotria lemairii Greenwoodochromis bellcrossi Greenwoodochromis christyi Guianacara oelemariensis Haplochromis angustifrons Haplochromis bakongo Haplochromis chilotes Haplochromis crebidens Haplochromis degeni Haplochromis eduardianus Haplochromis elegans Haplochromis flavus Haplochromis torpedo stripe (Haplochromis gracilior) Haplochromis graueri Velvet black (Haplochromis greenwoodi) Haplochromis insidiae Haplochromis kamiranzovu Haplochromis laparogramma Haplochromis limax Haplochromis lucullae Haplochromis macconneli Haplochromis macropsoides Haplochromis mbipi Haplochromis microchrysomelas Haplochromis mylodon Haplochromis nigripinnis Haplochromis nigroides Haplochromis nyererei Haplochromis occultidens Haplochromis oligacanthus Haplochromis olivaceus Haplochromis omnicaeruleus Haplochromis pappenheimi Haplochromis paropius Haplochromis paucidens Haplochromis pundamilia Haplochromis pyrrhocephalus Haplochromis riponianus Haplochromis rubescens Haplochromis rubripinnis Haplochromis rudolfianus Haplochromis rufocaudalis Haplochromis rufus Haplochromis scheffersi Haplochromis schubotzi Haplochromis schubotziellus Haplochromis squamipinnis Haplochromis stigmatogenys Haplochromis tanaos Haplochromis taurinus Haplochromis turkanae Haplochromis vittatus Haplochromis xenognathus Haplotaxodon microlepis Hemibates stenosoma African jewelfish (Hemichromis bimaculatus) Banded jewel cichlid (Hemichromis elongatus) Hemichromis exsul Hemichromis fasciatus Hemichromis letourneuxi Hemichromis lifalili Hemichromis stellifer Hemitaeniochromis urotaenia Giant haplochromis (Hemitilapia oxyrhynchus) Texas cichlid (Herichthys cyanoguttatus) Heroina isonycterina Heterochromis multidens Julidochromis dickfeldi Julidochromis marlieri Golden julie (Julidochromis ornatus) Convict julie (Julidochromis regani) Masked julie (Julidochromis transcriptus) Blue mbuna (Labeotropheus fuelleborni) Scrapermouth mbuna (Labeotropheus trewavasae) Blue streak hap (Labidochromis caeruleus) Labidochromis maculicauda Labidochromis mathotho Labidochromis shiranus Labidochromis textilis Labidochromis vellicans Lamprologus callipterus Lamprologus congoensis Lamprologus lemairii Lamprologus mocquardi Lamprologus ocellatus Lamprologus ornatipinnis Lamprologus signatus Lepidiolamprologus cunningtoni Lepidiolamprologus elongatus Lepidiolamprologus profundicola Lestradea perspicax Lestradea stappersii Lethrinops albus Lethrinops altus Lethrinops argenteus Golden sand-eater (Lethrinops auritus) Lethrinops christyi Greenface sandsifter (Lethrinops furcifer) Lethrinops gossei Lethrinops leptodon Lethrinops lethrinus Lethrinops longimanus Lethrinops lunaris Lethrinops macrochir Lethrinops rounded head (Lethrinops marginatus) Littletooth sandeater (Lethrinops microstoma) Lethrinops red flush (Lethrinops parvidens) Lethrinops polli Lethrinops turneri Malawi gar (Lichnochromis acuticeps) Limnochromis abeelei Spangled cichlid (Limnochromis auritus) Limnochromis staneri Limnotilapia dardennii Lobochilotes labiatus Maylandia barlowi Maylandia crabro Maylandia elegans Maylandia fainzilberi Maylandia livingstonii Zebra mbuna (Maylandia zebra) Golden mbuna (Melanochromis auratus) Melanochromis benetos Melanochromis brevis Melanochromis labrosus Melanochromis melanopterus Melanochromis robustus Melanochromis simulans Purple mbuna (Melanochromis vermivorus) Mesonauta mirificus Mylochromis anaphyrmus Mylochromis balteatus Mylochromis epichorialis Mylochromis ericotaenia Mylochromis formosus Mylochromis guentheri Golden mola hap (Mylochromis incola) Mylochromis labidodon Basket hap (Mylochromis lateristriga) Haplochromis yellow black line (Mylochromis melanonotus) Mylochromis melanotaenia Mylochromis mola Softy hap (Mylochromis mollis) Mylochromis obtusus Mylochromis plagiotaenia Mylochromis semipalatus Roundtooth hap (Mylochromis sphaerodon) Mylochromis subocularis Naevochromis chrysogaster Nanochromis nudiceps Nanochromis parilus Nanochromis teugelsi Neolamprologus boulengeri Neolamprologus brevis Neolamprologus brichardi Neolamprologus caudopunctatus Neolamprologus crassus Neolamprologus falcicula Neolamprologus fasciatus Neolamprologus furcifer Neolamprologus gracilis Neolamprologus hecqui Neolamprologus leleupi Neolamprologus leloupi Neolamprologus longior Neolamprologus meeli Neolamprologus modestus Neolamprologus mondabu Neolamprologus moorii Neolamprologus multifasciatus Neolamprologus mustax Neolamprologus niger Neolamprologus obscurus Neolamprologus petricola Neolamprologus pleuromaculatus Neolamprologus prochilus Neolamprologus pulcher Neolamprologus savoryi Neolamprologus sexfasciatus Neolamprologus splendens Fourspine cichlid (Neolamprologus tetracanthus) Neolamprologus toae Neolamprologus tretocephalus Nimbochromis fuscotaeniatus Nimbochromis linni Nimbochromis livingstonii Nimbochromis polystigma Nimbochromis venustus Nyassachromis breviceps Small green utaka (Nyassachromis leuciscus) Nyassachromis microcephalus Nyassachromis nigritaeniatus Nyassachromis purpurans Nyassachromis serenus Ophthalmotilapia boops Ophthalmotilapia heterodonta Ophthalmotilapia nasuta Ophthalmotilapia ventralis Oreochromis angolensis Oreochromis korogwe Oreochromis leucostictus Mweru tilapia (Oreochromis mweruensis) Black tilapia (Oreochromis placidus) Oreochromis schwebischi Oreochromis tanganicae Oreochromis upembae Orthochromis kalungwishiensis Cunene dwarf happy (Orthochromis machadoi) Orthochromis polyacanthus Orthochromis stormsi Orthochromis torrenticola Otopharynx argyrosoma Golden-margined hap (Otopharynx auromarginatus) Otopharynx brooksi Otopharynx decorus Royal blue hap (Otopharynx heterodon) Otopharynx ovatus Otopharynx selenurus Otopharynx speciosus Otopharynx tetraspilus Otopharynx tetrastigma Pallidochromis tokolosh Monarch cichlid (Parachromis friedrichsthalii) Paracyprichromis brieni Paracyprichromis nigripinnis Parananochromis caudifasciatus Parananochromis gabonicus Parananochromis longirostris Paretroplus tsimoly Pelmatochromis buettikoferi Pelmatochromis nigrofasciatus Pelvicachromis humilis Common krib (Pelvicachromis pulcher) Pelvicachromis taeniatus Perissodus microlepis Petrochromis famula Petrochromis fasciolatus Petrochromis orthognathus Petrochromis polyodon Threadfin cichlid (Petrochromis trewavasae) Petrotilapia genalutea Petrotilapia tridentiger Dwarf bream (Pharyngochromis acuticeps) Deep-water hap (Placidochromis electra) Placidochromis hennydaviesae Placidochromis johnstoni Placidochromis longimanus Super VC-10 hap (Placidochromis milomo) Placidochromis phenochilus Placidochromis stonemani Placidochromis subocularis Plecodus elaviae Plecodus multidentatus Plecodus paradoxus Plecodus straeleni Protomelas annectens Fenestratus (Protomelas fenestratus) One-and-a-half-stripe hap (Protomelas insignis) Protomelas kirkii Protomelas labridens Protomelas marginatus Protomelas pleurotaenia Protomelas similis Protomelas spilonotus Protomelas spilopterus Spindle hap (Protomelas taeniolatus) Protomelas triaenodon