Here's a list of fish in UK that need DOF 1 import license. Any fish that can survive below 15 degrees Celsius will be included in the list. PFK will update it continuously.
Abramis ballerus, Blue bream
Abramis brama, Common bream
Acheilognathus sp., Giant bitterling
Acipenser sp., Sterlets and Sturgeon
Alburnoides bipunctatus, Schneider
Alburnus alburnus, Bleak
Ambloplites rupestris, Rock bass
Ameiurus species, North American catfish
Amia calva, Bowfin
Anguilla sp., Eels
Aphanius apodus, Killifish/Pupfish
Aphanius dispar, Killifish/Pupfish
Aphredoderus sayanus, Pirate perch
Aristichthys/Hypophthalmichthys nobilis, Bighead carp
Aspius aspius, Asp
Barbatula sp., Loach
Barbus sp., barbel species (excluding tropical barbs)
Beaufortia sp. except B. leveretti, Balitorine loaches
Blicca bjoerkna, Silver bream
Botia supercilliaris, Coldwater clown loach
Carassius auratus, Goldfish (Common and all varieties)
Carassius carassius, Crucian carp
Catostomus commersonii, Common White sucker
Centrarchus macropterus, Sunfish
Chaenobryttus gulosus, Sunfish
Chalcalburnus chalcoides, Danubian Bleak
Channa argus, Northern or Chinese Snakehead
Chlamydogobius eremius, Australian Desert goby
Chondrostoma genei, Laska nase
Chondrostoma nasus , Nase
Chondrostoma toxotoma, Toxostome
Cobitis sp., Cobitid loaches
Cookeolus japonicus, Longfinned Bullseye
Coregonus sp., Whitefish species
Ctenopharyngodon idella, Grass carp
Cycleptus elongatus, Blue sucker
Cyprinus carpio, Carp, Koi, Mirror, King, Common, Leather, Ghost
Dzihunia sp., Loach
Elassoma sp. - except E. evergladeii, Sunfish
Enneacanthus sp. - except E. chaetodon, Sunfish
Esox sp., Pike
Etheostoma sp., Darters
Fundulus diaphanus, Banded Killifish
Garra pingi pingi, Garra pingi pingi
Gasterosteus sp., Sticklebacks
Gobio gobio, Gudgeon
Hucho sp., Danubian Salmon and Taimen
Huso sp., Sturgeon/Sterlet
Hypophthalmichthys molitrix, Silver carp
Ictaluris sp., North American catfish
Jordanella sp. - except J. floridae, Flagfish
Koreocobitis sp., Loach
Lates calcarifer, Barramundi
Lefua sp., Loach
Lepisosteus oculatus, Spotted gar
Lepisosteus osseus, Longnose gar
Lepomis sp., Sunfish (including Pumpkinseed, Basses, crappies and bluegills)
Leptobotia sp., Loach
Leucaspis delineatus, Heckel's dace
Leucaspius delineatus, Sunbleak (Sundace, Belica, Motherless Minnow)
Leuciscus idus, Orfe, Golden, Black, Blue
Leuciscus leuciscus, Dace
Leuciscus souffia, Blageon
Leusiscus cephalus, Chub
Lota lota, Burbot
Macroramphosus scolopax, Snipefish
Micropterus dolomieu, Small mouthed Bass
Micropterus salmoides, Large-mouthed black Bass
Misgurnis sp. - except M. anguillicaudatus (includes M. fossilis), Loach
Morone sp., Bass species and hybrids
Mylopharyngodon piceus, Carp, Chinese Black or Snail eating
Myxocyprinus asiaticus, Chinese Sucker, also known as Zebra hi-fin or banded shark/sucker
Noemacheilus sp. - except N. masyai, N. fasciatus, N. selangoricus, Loach
Notropis/Cyprinella, Shiners
Onchorynchus sp., Salmon, Trout
Oreonectes sp. - except O. platycephalus and O.anophthalmus, Loach
Orthrias sp., Loach
Parabotia maculosa, Loach
Paracobitis sp., Loach
Pelteobagrus brashnikowi, Amur Dragon Catfish
Pelteobagrus fulvidraco, Catfish, Dragon (Yellow catfish)
Perca sp., Perch species
Phoxinus phoxinus, Minnow
Phoxinus/Chrosomus eos, Dace, Northern red belly (Common Minnow)
Pimephales promelas, Minnow, Fathead/Roseyred
Polyodon and Psephurus sp., Paddlefish
Polyprius americanus, Wreckfish
Pseudogastromyzon sp. - except P.loos, P. buas, P. doon, P. elongatus, P.myersi, P. fabgi, P. fasciatus, P. meihuashanensis, P. peristicus, Loach
Pseudorasbora parva, Topmouth Gudgeon (Clicker Barb)
Pseudoscaphirhynchus sp., Sturgeon/Sterlet
Rhinichthys atratulus, Blacknose Dace
Rhodeus ocellatus, Stripeshoulder Bitterling
Rhodeus sericeus, Rhodeus amarus, European Bitterling
Rutilus rutilus, Roach
Sabanejewia sp., Loach
Salmo sp., Salmon, Trout
Salvelinus sp., Charr
Sander/ Stizostedion sp., Pike perch (including zander)
Sarcochilicthys sinensis, Gudgeon, Chinese Lake (Amur Sucker)
Scaphirhynchus sp., Sturgeon/Sterlet
Scardinius erythrophthalmus, Rudd, Common, Silver, Gold
Schistura species - please consult with the FHI at Cefas if you are considering importing any Schistura species new to trade, many Schistura species are tolerant of cold water temperatures, Loach
Seminemacheilus sp., Loach
Silurus sp., Catfish
Siniperca chuatsi, Freshwater Grouper
Thymallus thymallus, Grayling
Tiaroga sp., Loach
Tinca tinca, Tench, Common, Green, Golden
Tor khudree, Deccan Mahseer
Tor mosal, Copper Mahseer
Tor musullah, Humpback Mahseer
Tor progeneius, Jungha Mahseer
Tor putitora, Yellowfin or Golden Mahseer
Tor tor, Redfin Mahseer
Triplophysa sp. - except T. gracilis, T. microps, T. marmorata, T. yasinensis, Loach
Umbra sp., Mudminnow
Valencia letourneuxi, Corfu Toothcarp
Vimba vimba, Vimba
Zacco platypus, Dragon fish (also known as Pale Chub or Freshwater minnow)
Zacco temmincki, Taiwan Zacco
All species of Crayfish except Cherax quadricarinatus