| Order | Family | Species | Occurrence | FishBase name | Name in Country |
|---|---|---|---|---|---|
| Cypriniformes | Gobionidae | Abbottina rivularis | native | Chinese false gudgeon | 버들매치 |
| Gobiiformes | Gobiidae | Acanthogobius flavimanus | native | Yellowfin goby | 문절망둑 |
| Gobiiformes | Gobiidae | Acanthogobius hasta | native | 풀망둑 | |
| Gobiiformes | Gobiidae | Acanthogobius lactipes | native | 흰발망둑 | |
| Cypriniformes | Acheilognathidae | Acanthorhodeus chankaensis | native | Khanka spiny bitterling | 가시납지리 |
| Gobiiformes | Gobiidae | Acentrogobius pellidebilis | native | 점줄망둑 | |
| Cypriniformes | Acheilognathidae | Acheilognathus asmussii | native | Russian bitterling | |
| Cypriniformes | Acheilognathidae | Acheilognathus coreanus | native | Oily bitterling | |
| Cypriniformes | Acheilognathidae | Acheilognathus gracilis | native | ||
| Cypriniformes | Acheilognathidae | Acheilognathus hondae | endemic | 서호납줄갱이 | |
| Cypriniformes | Acheilognathidae | Acheilognathus macropterus | native | 큰납지리 | |
| Cypriniformes | Acheilognathidae | Acheilognathus majusculus | native | Keunjulnapjaru | |
| Cypriniformes | Acheilognathidae | Acheilognathus rhombeus | native | 납지리 | |
| Cypriniformes | Acheilognathidae | Acheilognathus yamatsutae | endemic | 줄납자루 | |
| Acipenseriformes | Acipenseridae | Acipenser dabryanus | native | Yangtze sturgeon | 칼상어 |
| Acipenseriformes | Acipenseridae | Acipenser mikadoi | native | Sakhalin sturgeon | |
| Acipenseriformes | Acipenseridae | Acipenser sinensis | native | Chinese sturgeon | 철갑상어 |
| Anguilliformes | Anguillidae | Anguilla japonica | native | Japanese eel | 뱀장어 |
| Anguilliformes | Anguillidae | Anguilla marmorata | native | Giant mottled eel | 무태장어 |
| Cypriniformes | Xenocyprididae | Aphyocypris chinensis | native | Chinese bleak | 왜몰개 |
| Cypriniformes | Nemacheilidae | Barbatula barbatula | native | Stone loach | |
| Cypriniformes | Nemacheilidae | Barbatula nuda | native | 대륙종개 | |
| Cypriniformes | Gobionidae | Biwia springeri | native | 왜매치 | |
| Salmoniformes | Salmonidae | Brachymystax lenok | native | Lenok | 열목어 |
| Cypriniformes | Cyprinidae | Carassius auratus | introduced | Goldfish | 붕어 |
| Cypriniformes | Cyprinidae | Carassius carassius | native | Crucian carp | |
| Cypriniformes | Cyprinidae | Carassius cuvieri | introduced | Japanese white crucian carp | Herabuna |
| Gobiiformes | Gobiidae | Chaenogobius annularis | native | Forktongue goby | jeom-mang-dug |
| Anabantiformes | Channidae | Channa argus | native | Snakehead | 가물치 |
| Anabantiformes | Channidae | Channa striata | introduced | Striped snakehead | |
| Cypriniformes | Xenocyprididae | Chanodichthys erythropterus | native | Predatory carp | 강준치 |
| Cypriniformes | Cobitidae | Cobitis choii | native | Choi's spiny loach | 미호종개 |
| Cypriniformes | Cobitidae | Cobitis hankugensis | native | ||
| Cypriniformes | Cobitidae | Cobitis lutheri | native | Luther's spiny loach | 점줄종개 |
| Cypriniformes | Cobitidae | Cobitis melanoleuca | native | ||
| Cypriniformes | Cobitidae | Cobitis pacifica | native | 북방종개 | |
| Cypriniformes | Cobitidae | Cobitis sinensis | native | Siberian spiny loach | |
| Cypriniformes | Cobitidae | Cobitis striata | native | ||
| Cypriniformes | Cobitidae | Cobitis tetralineata | native | 줄종개 | |
| Clupeiformes | Engraulidae | Coilia mystus | native | Osbeck's grenadier anchovy | 싱어 |
| Clupeiformes | Engraulidae | Coilia nasus | native | Japanese grenadier anchovy | 웅어 |
| Cypriniformes | Gobionidae | Coreius heterodon | native | 케톱치 | |
| Siluriformes | Bagridae | Coreobagrus brevicorpus | endemic | Korean stumpy bullhead | 꼬치동자개 |
| Cypriniformes | Gobionidae | Coreoleuciscus aeruginos | native | Korean bluish shinner | |
| Cypriniformes | Gobionidae | Coreoleuciscus splendidus | endemic | 쉬리 | |
| Centrarchiformes | Sinipercidae | Coreoperca herzi | native | 꺽지 | |
| Centrarchiformes | Sinipercidae | Coreoperca kawamebari | native | Aucha perch | |
| Perciformes/Cottoidei | Cottidae | Cottus czerskii | native | Cherskii's sculpin | 참둑중개 |
| Perciformes/Cottoidei | Cottidae | Cottus hangiongensis | native | 한둑중개 | |
| Perciformes/Cottoidei | Cottidae | Cottus koreanus | native | ||
| Cypriniformes | Xenocyprididae | Ctenopharyngodon idella | introduced | Grass carp | 초어 |
| Cypriniformes | Cyprinidae | Cyprinus carpio | introduced | Common carp | 이스라엘잉어 |
| Gadiformes | Gadidae | Eleginus gracilis | native | Saffron cod | 빨간대구 |
| Gobiiformes | Eleotridae | Eleotris oxycephala | native | 구굴무치 | |
| Gobiiformes | Gobiidae | Favonigobius gymnauchen | native | Sharp-nosed sand goby | 날개망둑 |
| Perciformes/Gasterosteoidei | Gasterosteidae | Gasterosteus aculeatus | native | Three-spined stickleback | 큰가시고기 |
| Perciformes/Gasterosteoidei | Gasterosteidae | Gasterosteus nipponicus | native | ||
| Cypriniformes | Gobionidae | Gnathopogon strigatus | native | Manchurian gudgeon | 줄몰개 |
| Cypriniformes | Gobionidae | Gobio cynocephalus | native | Siberian gudgeon | 모샘치 |
| Cypriniformes | Gobionidae | Gobio macrocephalus | native | ||
| Cypriniformes | Gobionidae | Gobiobotia brevibarba | endemic | 돌상어 | |
| Cypriniformes | Gobionidae | Gobiobotia macrocephala | endemic | 꾸구리 | |
| Cypriniformes | Gobionidae | Gobiobotia naktongensis | endemic | Hinsumaja | |
| Gobiiformes | Gobiidae | Gymnogobius breunigii | native | ||
| Gobiiformes | Gobiidae | Gymnogobius urotaenia | native | 꾹저구 | |
| Cypriniformes | Gobionidae | Hemibarbus labeo | native | Barbel steed | 누치 |
| Cypriniformes | Gobionidae | Hemibarbus longirostris | native | 참마자 | |
| Cypriniformes | Gobionidae | Hemibarbus mylodon | endemic | Spotted barbel | |
| Cypriniformes | Xenocyprididae | Hemiculter leucisculus | native | Sharpbelly | 살치 |
| Salmoniformes | Salmonidae | Hucho ishikawae | native | 자치 | |
| Osmeriformes | Osmeridae | Hypomesus olidus | native | Pond smelt | 빙어 |
| Cypriniformes | Xenocyprididae | Hypophthalmichthys molitrix | introduced | Silver carp | 백련어 |
| Cypriniformes | Xenocyprididae | Hypophthalmichthys nobilis | introduced | Bighead carp | 대두어 |
| Siluriformes | Ictaluridae | Ictalurus punctatus | introduced | Channel catfish | |
| Cypriniformes | Cobitidae | Iksookimia hugowolfeldi | native | 남방종개 | |
| Cypriniformes | Cobitidae | Iksookimia koreensis | native | 참종개 | |
| Cypriniformes | Cobitidae | Iksookimia longicorpa | endemic | 왕종개 | |
| Cypriniformes | Cobitidae | Iksookimia pumila | native | Puan spine loach | 부안종개 |
| Cypriniformes | Cobitidae | Iksookimia yongdokensis | endemic | Dongbang-Jong-gae | |
| Cypriniformes | Cobitidae | Kichulchoia brevifasciata | native | Jomsusuchi | |
| Cypriniformes | Cobitidae | Koreocobitis naktongensis | native | Eolluksekomikkuri | |
| Cypriniformes | Cobitidae | Koreocobitis rotundicaudata | endemic | White nose loach | Sekomikkuri |
| Centrarchiformes | Kuhliidae | Kuhlia marginata | native | Dark-margined flagtail | 알롱잉어 |
| Cypriniformes | Gobionidae | Ladislavia taczanowskii | native | Tachanovsky's gudgeon | |
| Cypriniformes | Nemacheilidae | Lefua costata | native | Eightbarbel loach | 쌀미꾸리 |
| Centrarchiformes | Centrarchidae | Lepomis cyanellus | introduced | Green sunfish | |
| Centrarchiformes | Centrarchidae | Lepomis macrochirus | introduced | Bluegill | 블루길 |
| Petromyzontiformes | Petromyzontidae | Lethenteron camtschaticum | native | Arctic lamprey | |
| Petromyzontiformes | Petromyzontidae | Lethenteron reissneri | native | Far Eastern brook lamprey | 다묵장어 |
| Cypriniformes | Leuciscidae | Leuciscus waleckii | native | Amur ide | 야레 |
| Gobiiformes | Gobiidae | Leucopsarion petersii | native | Ice goby | 사백어 |
| Siluriformes | Amblycipitidae | Liobagrus andersoni | endemic | 퉁가리 | |
| Siluriformes | Amblycipitidae | Liobagrus hyeongsanensis | native | ||
| Siluriformes | Amblycipitidae | Liobagrus mediadiposalis | endemic | 자가사리 | |
| Siluriformes | Amblycipitidae | Liobagrus obesus | native | Bull-head torrent catfish | 퉁사리 |
| Siluriformes | Amblycipitidae | Liobagrus somjinensis | native | ||
| Gobiiformes | Gobiidae | Lophiogobius ocellicauda | native | 오셀망둑 | |
| Gadiformes | Lotidae | Lota lota | native | Burbot | 모오캐 |
| Synbranchiformes | Mastacembelidae | Macrognathus aculeatus | native | Lesser spiny eel | 걸장어 |
| Anabantiformes | Osphronemidae | Macropodus ocellatus | native | Round tail paradisefish | 버들붕어 |
| Anabantiformes | Osphronemidae | Macropodus opercularis | native | Paradisefish | |
| Elopiformes | Megalopidae | Megalops cyprinoides | native | Indo-Pacific tarpon | 풀잉어 |
| Gobiiformes | Odontobutidae | Micropercops cinctus | native | 좀구굴치 | |
| Gobiiformes | Odontobutidae | Micropercops swinhonis | native | ||
| Cypriniformes | Gobionidae | Microphysogobio jeoni | native | 됭경모치 | |
| Cypriniformes | Gobionidae | Microphysogobio koreensis | endemic | Morejusa | |
| Cypriniformes | Gobionidae | Microphysogobio longidorsalis | endemic | 배가사리 | |
| Cypriniformes | Gobionidae | Microphysogobio rapidus | native | 여울마자 | |
| Cypriniformes | Gobionidae | Microphysogobio tungtingensis | native | Long-nosed gudgeon | |
| Cypriniformes | Gobionidae | Microphysogobio yaluensis | native | 돌마자 | |
| Centrarchiformes | Centrarchidae | Micropterus salmoides | introduced | Largemouth black bass | 베스 |
| Cypriniformes | Cobitidae | Misgurnus anguillicaudatus | native | Pond loach | 미꾸리 |
| Cypriniformes | Cobitidae | Misgurnus mizolepis | native | Chinese muddy loach | 미꾸라지 |
| Synbranchiformes | Synbranchidae | Monopterus albus | native | Asian swamp eel | 드렁허리 |
| Mugiliformes | Mugilidae | Mugil cephalus | native | Flathead grey mullet | 숭어 |
| Osmeriformes | Salangidae | Neosalanx anderssoni | native | 도화뱅어 | |
| Osmeriformes | Salangidae | Neosalanx hubbsi | native | 실뱅어 | |
| Cypriniformes | Xenocyprididae | Nipponocypris koreanus | native | 참갈겨니 | |
| Cypriniformes | Xenocyprididae | Nipponocypris temminckii | native | Dark chub | 갈겨니 |
| Cypriniformes | Cobitidae | Niwaella multifasciata | endemic | 수수미꾸리 | |
| Cypriniformes | Xenocyprididae | Ochetobius elongatus | native | ||
| Gobiiformes | Odontobutidae | Odontobutis interruptus | endemic | 얼록동사리 | |
| Gobiiformes | Odontobutidae | Odontobutis obscurus | native | 남방동사리 | |
| Gobiiformes | Odontobutidae | Odontobutis platycephala | endemic | 동사리 | |
| Salmoniformes | Salmonidae | Oncorhynchus keta | native | Chum salmon | 연어 |
| Salmoniformes | Salmonidae | Oncorhynchus kisutch | introduced | Coho salmon | 은연어 |
| Salmoniformes | Salmonidae | Oncorhynchus masou | native | Masu salmon | Shima-yeon-eo |
| Salmoniformes | Salmonidae | Oncorhynchus mykiss | introduced | Rainbow trout | 무지개송어 |
| Cypriniformes | Xenocyprididae | Opsariichthys bidens | native | ||
| Cichliformes | Cichlidae | Oreochromis niloticus | introduced | Nile tilapia | 나일틸라피아 |
| Beloniformes | Adrianichthyidae | Oryzias latipes | native | Japanese rice fish | 송사리 |
| Beloniformes | Adrianichthyidae | Oryzias sinensis | native | 대륙송사리 | |
| Siluriformes | Bagridae | Pelteobagrus ussuriensis | native | Ussuri catfish | 대농갱이 |
| Gobiiformes | Odontobutidae | Perccottus glenii | native | Chinese sleeper | 발기 |
| Gobiiformes | Oxudercidae | Periophthalmus magnuspinnatus | native | 큰볏말뚝망둥어 | |
| Cypriniformes | Leuciscidae | Phoxinus keumkang | endemic | Geum gang mo chi | |
| Cypriniformes | Leuciscidae | Phoxinus kumgangensis | native | 금강모치 | |
| Cypriniformes | Leuciscidae | Phoxinus oxyrhynchus | native | ||
| Cypriniformes | Leuciscidae | Phoxinus phoxinus | native | Eurasian minnow | 연준모치 |
| Cypriniformes | Leuciscidae | Phoxinus semotilus | native | 버들가지 | |
| Cypriniformes | Leuciscidae | Phoxinus steindachneri | native | ||
| Pleuronectiformes | Pleuronectidae | Platichthys bicoloratus | native | Stone flounder | 돌가자미 |
| Osmeriformes | Plecoglossidae | Plecoglossus altivelis | native | Ayu sweetfish | 은어 |
| Osmeriformes | Salangidae | Protosalanx chinensis | native | 붕퉁뱅어 | |
| Osmeriformes | Salangidae | Protosalanx hyalocranius | native | Clearhead icefish | |
| Cypriniformes | Leuciscidae | Pseudaspius brandtii | native | Pacific redfin | 대황어 |
| Cypriniformes | Leuciscidae | Pseudaspius hakonensis | native | Big-scaled redfin | 황어 |
| Siluriformes | Bagridae | Pseudobagrus koreanus | native | 눈동자개 | |
| Cypriniformes | Gobionidae | Pseudogobio esocinus | native | 모래무지 | |
| Cypriniformes | Xenocyprididae | Pseudolaubuca jouyi | endemic | ||
| Cypriniformes | Gobionidae | Pseudopungtungia nigra | endemic | Black shinner | 감돌고기 |
| Cypriniformes | Gobionidae | Pseudopungtungia tenuicorpus | native | 가는돌고기 | |
| Cypriniformes | Gobionidae | Pseudorasbora parva | native | Stone moroko | 참붕어 |
| Perciformes/Gasterosteoidei | Gasterosteidae | Pungitius pungitius | native | Ninespine stickleback | 청가시고기 |
| Perciformes/Gasterosteoidei | Gasterosteidae | Pungitius sinensis | native | Amur stickleback | 가시고기 |
| Perciformes/Gasterosteoidei | Gasterosteidae | Pungitius tymensis | native | Sakhalin stickleback | 두만가시고기 |
| Cypriniformes | Gobionidae | Pungtungia herzi | native | 돌고기 | |
| Callionymiformes | Callionymidae | Repomucenus olidus | native | Chinese darter dragonet | 강주걱양태 |
| Gobiiformes | Gobiidae | Rhinogobius brunneus | native | Amur goby | 밀어 |
| Gobiiformes | Gobiidae | Rhinogobius giurinus | native | 갈문망둑 | |
| Gobiiformes | Gobiidae | Rhinogobius similis | native | ||
| Cypriniformes | Acheilognathidae | Rhodeus ocellatus | introduced | Rosy bitterling | 떡납줄갱이 |
| Cypriniformes | Acheilognathidae | Rhodeus pseudosericeus | native | Hangangnapjulgae | |
| Cypriniformes | Acheilognathidae | Rhodeus sericeus | native | Bitterling | 납줄개 |
| Cypriniformes | Acheilognathidae | Rhodeus suigensis | native | ||
| Cypriniformes | Acheilognathidae | Rhodeus uyekii | endemic | 각시붕어 | |
| Cypriniformes | Leuciscidae | Rhynchocypris oxycephala | native | Chinese minnow | |
| Cypriniformes | Leuciscidae | Rhynchocypris percnura | native | Lake minnow | 동버들개 |
| Osmeriformes | Salangidae | Salangichthys microdon | native | Japanese icefish | 뱅어 |
| Salmoniformes | Salmonidae | Salvelinus leucomaenis | native | Whitespotted char | 홍송어 |
| Cypriniformes | Gobionidae | Sarcocheilichthys czerskii | native | Cherskii's thicklip gudgeon | 북방중고기 |
| Cypriniformes | Gobionidae | Sarcocheilichthys nigripinnis | native | Rainbow gudgeon | 중고기 |
| Cypriniformes | Gobionidae | Saurogobio dabryi | native | Chinese lizard gudgeon | 두우쟁이 |
| Gobiiformes | Gobiidae | Sicyopterus japonicus | native | 열동갈문절 | |
| Eupercaria/misc | Sillaginidae | Sillago sihama | native | Silver sillago | 보리멸 |
| Siluriformes | Siluridae | Silurus asotus | native | Amur catfish | 메기 |
| Centrarchiformes | Sinipercidae | Siniperca scherzeri | native | Leopard mandarin fish | 쏘가리 |
| Cypriniformes | Gobionidae | Squalidus gracilis | native | 긴몰개 | |
| Cypriniformes | Gobionidae | Squalidus japonicus | native | Korai-moroko | |
| Cypriniformes | Gobionidae | Squalidus multimaculatus | native | 점몰개 | |
| Cypriniformes | Xenocyprididae | Squaliobarbus curriculus | native | Barbel chub | 눈불개 |
| Siluriformes | Bagridae | Tachysurus dumerili | native | Chinese longsnout catfish | 종어 |
| Siluriformes | Bagridae | Tachysurus fulvidraco | native | Yellow catfish | 동자개 |
| Tetraodontiformes | Tetraodontidae | Takifugu obscurus | native | Obscure pufferfish | 황복 |
| Cypriniformes | Acheilognathidae | Tanakia koreensis | native | 칼납자루 | |
| Cypriniformes | Acheilognathidae | Tanakia lanceolata | native | 납자루 | |
| Cypriniformes | Acheilognathidae | Tanakia latimarginata | native | ||
| Cypriniformes | Acheilognathidae | Tanakia signifer | native | Korean bittering | 묵납자루 |
| Cypriniformes | Acheilognathidae | Tanakia somjinensis | native | 임실납자루 | |
| Perciformes/Cottoidei | Cottidae | Trachidermus fasciatus | native | Roughskin sculpin | 꺽정이 |
| Gobiiformes | Gobiidae | Tridentiger brevispinis | native | 민물검정망둑 | |
| Gobiiformes | Gobiidae | Tridentiger obscurus | native | Dusky tripletooth goby | 검정망둑 |
| Gobiiformes | Gobiidae | Tridentiger trigonocephalus | native | Chameleon goby | 두줄망둑 |
| Cypriniformes | Xenocyprididae | Zacco platypus | native | Freshwater minnow | 피라미 |