- Hypsolebias antenori — likely to require a low level of donation
- Hypsolebias auratus — likely to require an intermediate donation
- Hypsolebias brunoi — likely to require an intermediate donation
- Hypsolebias caeruleus — likely to require an intermediate donation
- Hypsolebias carlettoi — likely to require an intermediate donation
- Hypsolebias coamazonicus — likely to require an intermediate donation
- Hypsolebias faouri — likely to require an intermediate donation
- Hypsolebias flagellatus — likely to require a low level of donation
- Hypsolebias flammeus — likely to require a low level of donation
- Hypsolebias flavicaudatus — likely to require a low level of donation
- Hypsolebias fulminantis — likely to require an intermediate donation
- Hypsolebias gardneri — likely to require an intermediate donation
- Hypsolebias ghisolfii — likely to require an intermediate donation
- Hypsolebias gilbertobrasili — likely to require a low level of donation
- Hypsolebias guanambi — likely to require a low level of donation
- Hypsolebias harmonicus — likely to require an intermediate donation
- Hypsolebias hellneri — likely to require an intermediate donation
- Hypsolebias igneus — likely to require a low level of donation
- Hypsolebias janaubensis — likely to require a low level of donation
- Hypsolebias longignatus — likely to require an intermediate donation
- Hypsolebias lopesi — likely to require an intermediate donation
- Hypsolebias macaubensis — likely to require an intermediate donation
- Hypsolebias magnificus — likely to require a low level of donation
- Hypsolebias martinsi — likely to require an intermediate donation
- Hypsolebias mediopapillatus — likely to require a low level of donation
- Hypsolebias nitens — likely to require a low level of donation
- Hypsolebias notatus — likely to require an intermediate donation
- Hypsolebias nudiorbitatus — likely to require a low level of donation
- Hypsolebias ocellatus — likely to require an intermediate donation
- Hypsolebias picturatus — likely to require an intermediate donation
- Hypsolebias pterophyllus — likely to require a low level of donation
- Hypsolebias radiosus — likely to require an intermediate donation
- Hypsolebias radiseriatus — likely to require a low level of donation
- Hypsolebias sertanejo — likely to require a low level of donation
- Hypsolebias shibattai — likely to require an intermediate donation
- Hypsolebias splendissimus — likely to require an intermediate donation
- Hypsolebias stellatus — likely to require an intermediate donation
- Hypsolebias tocantinensis — likely to require an intermediate donation
- Hypsolebias trifasciatus — likely to require an intermediate donation
- Hypsolebias trilineatus — likely to require an intermediate donation
- Hypsopanchax catenatus — likely to require an intermediate donation
- Hypsopanchax jobaerti — likely to require an intermediate donation
- Hypsopanchax jubbi — likely to require an intermediate donation
- Hypsopanchax modestus — likely to require an intermediate donation
- Hypsopanchax platysternus — likely to require an intermediate donation
- Hypsopanchax zebra — likely to require an intermediate donation
- Hypsophrys nematopus — likely to require an intermediate donation
- Hypsophrys nicaraguensis — likely to require an intermediate donation
- Hypsophrys unimaculatus — likely to require an intermediate donation
- Hypsopsetta guttulata — likely to require a low level of donation
- Hypsopsetta macrocephala — likely to require a low level of donation
- Hypsurus caryi — likely to require an intermediate donation
- Hypsypops rubicundus — likely to require an intermediate donation
- Hyrcanogobius bergi — likely to require an intermediate donation
- Hysteronotus megalostomus — likely to require an intermediate donation
- Iberochondrostoma almacai — likely to require a low level of donation
- Iberochondrostoma lemmingii — likely to require a low level of donation
- Iberochondrostoma lusitanicum — likely to require an intermediate donation
- Iberochondrostoma olisiponensis — likely to require an intermediate donation
- Iberochondrostoma oretanum — likely to require a low level of donation
- Icelinus borealis — likely to require a low level of donation
- Icelinus burchami — likely to require a low level of donation
- Icelinus cavifrons — likely to require a low level of donation
- Icelinus filamentosus — likely to require a low level of donation
- Icelinus fimbriatus — likely to require a low level of donation
- Icelinus japonicus — likely to require a low level of donation
- Icelinus limbaughi — likely to require a low level of donation
- Icelinus oculatus — likely to require a low level of donation
- Icelinus pietschi — likely to require a low level of donation
- Icelinus quadriseriatus — likely to require a low level of donation
- Icelinus tenuis — likely to require a low level of donation
- Icelus armatus — likely to require a low level of donation
- Icelus bicornis — likely to require a low level of donation
- Icelus canaliculatus — likely to require a low level of donation
- Icelus cataphractus — likely to require a low level of donation
- Icelus ecornis — likely to require a low level of donation
- Icelus euryops — likely to require a low level of donation
- Icelus gilberti — likely to require a low level of donation
- Icelus mandibularis — likely to require a low level of donation
- Icelus mororanis — likely to require a low level of donation
- Icelus ochotensis — likely to require a low level of donation
- Icelus perminovi — likely to require a low level of donation
- Icelus rastrinoides — likely to require a low level of donation
- Icelus sekii — likely to require a low level of donation
- Icelus spatula — likely to require a low level of donation
- Icelus spiniger — likely to require a low level of donation
- Icelus stenosomus — likely to require a low level of donation
- Icelus toyamensis — likely to require a low level of donation
- Icelus uncinalis — likely to require a low level of donation
- Icelus uncinatus — likely to require a low level of donation
- Ichthyapus acuticeps — likely to require an intermediate donation
- Ichthyapus insularis — likely to require an intermediate donation
- Ichthyapus omanensis — likely to require an intermediate donation
- Ichthyapus ophioneus — likely to require an intermediate donation
- Ichthyapus platyrhynchus — likely to require an intermediate donation
- Ichthyapus selachops — likely to require an intermediate donation
- Ichthyapus vulturis — likely to require an intermediate donation
- Ichthyborus besse — likely to require an intermediate donation
- Ichthyborus congolensis — likely to require an intermediate donation
- Ichthyborus monodi — likely to require an intermediate donation
- Ichthyborus ornatus — likely to require an intermediate donation
- Ichthyborus quadrilineatus — likely to require an intermediate donation
- Ichthyocampus bikiniensis — likely to require an intermediate donation
- Ichthyocampus carce — likely to require an intermediate donation
- Ichthyococcus australis — likely to require an intermediate donation
- Ichthyococcus elongatus — likely to require an intermediate donation
- Ichthyococcus intermedius — likely to require an intermediate donation
- Ichthyococcus irregularis — likely to require an intermediate donation
- Ichthyococcus ovatus — likely to require an intermediate donation
- Ichthyococcus parini — likely to require an intermediate donation
- Ichthyococcus polli — likely to require an intermediate donation
- Ichthyoelephas humeralis — likely to require an intermediate donation
- Ichthyoelephas longirostris — likely to require an intermediate donation
- Ichthyscopus barbatus — likely to require an intermediate donation
- Ichthyscopus fasciatus — likely to require an intermediate donation
- Ichthyscopus insperatus — likely to require an intermediate donation
- Ichthyscopus lebeck — likely to require an intermediate donation
- Ichthyscopus malacopterus — likely to require an intermediate donation
- Ichthyscopus nigripinnis — likely to require an intermediate donation
- Ichthyscopus sannio — likely to require an intermediate donation
- Ichthyscopus spinosus — likely to require an intermediate donation
- Icichthys lockingtoni — likely to require an intermediate donation
- Iconisemion striatum — likely to require a low level of donation
- Icosteus aenigmaticus — likely to require an intermediate donation
- Ictalurus australis — likely to require an intermediate donation
- Ictalurus balsanus — likely to require an intermediate donation
- Ictalurus dugesii — likely to require an intermediate donation
- Ictalurus furcatus — likely to require an intermediate donation
- Ictalurus lambda — likely to require an intermediate donation
- Ictalurus lavetti — likely to require an intermediate donation
- Ictalurus lupus — likely to require an intermediate donation
- Ictalurus meridionalis — likely to require an intermediate donation
- Ictalurus mexicanus — likely to require an intermediate donation
- Ictalurus ochoterenai — likely to require an intermediate donation
- Ictalurus pricei — likely to require an intermediate donation
- Ictalurus punctatus — likely to require an intermediate donation
- Ictalurus vespertinus — likely to require an intermediate donation
- Ictiobus aguilerai — likely to require an intermediate donation
- Ictiobus bubalus — likely to require an intermediate donation
- Ictiobus cyprinellus — likely to require an intermediate donation
- Ictiobus labiosus — likely to require an intermediate donation
- Ictiobus meridionalis — likely to require an intermediate donation
- Ictiobus niger — likely to require an intermediate donation
- Idiacanthus antrostomus — likely to require an intermediate donation
- Idiacanthus atlanticus — likely to require an intermediate donation
- Idiacanthus fasciola — likely to require an intermediate donation
- Idiastion hageyi — likely to require an intermediate donation
- Idiastion kyphos — likely to require an intermediate donation
- Idiastion pacificum — likely to require an intermediate donation
- Idiolophorhynchus andriashevi — likely to require an intermediate donation
- Idiolychnus urolampus — likely to require an intermediate donation
- Idiotropiscis australe — likely to require an intermediate donation
- Idiotropiscis larsonae — likely to require an intermediate donation
- Idiotropiscis lumnitzeri — likely to require an intermediate donation
- Iguanodectes adujai — likely to require an intermediate donation
- Iguanodectes geisleri — likely to require an intermediate donation
- Iguanodectes gracilis — likely to require an intermediate donation
- Iguanodectes polylepis — likely to require an intermediate donation
- Iguanodectes purusii — likely to require an intermediate donation
- Iguanodectes rachovii — likely to require an intermediate donation
- Iguanodectes spilurus — likely to require an intermediate donation
- Iguanodectes variatus — likely to require an intermediate donation
- Iheringichthys labrosus — likely to require an intermediate donation
- Iheringichthys megalops — likely to require an intermediate donation
- Iheringichthys syi — likely to require an intermediate donation
- Ijimaia antillarum — likely to require an intermediate donation
- Ijimaia dofleini — likely to require an intermediate donation
- Ijimaia fowleri — likely to require an intermediate donation
- Ijimaia loppei — likely to require an intermediate donation
- Ijimaia plicatellus — likely to require an intermediate donation
- Iksookimia hugowolfeldi — likely to require an intermediate donation
- Iksookimia koreensis — likely to require an intermediate donation
- Iksookimia longicorpa — likely to require an intermediate donation
- Iksookimia pacifica — likely to require an intermediate donation
- Iksookimia pumila — likely to require an intermediate donation
- Iksookimia yongdokensis — likely to require an intermediate donation
- Ilisha africana — likely to require an intermediate donation
- Ilisha amazonica — likely to require an intermediate donation
- Ilisha compressa — likely to require an intermediate donation
- Ilisha elongata — likely to require an intermediate donation
- Ilisha filigera — likely to require an intermediate donation
- Ilisha fuerthii — likely to require an intermediate donation
- Ilisha kampeni — likely to require an intermediate donation
- Ilisha lunula — likely to require an intermediate donation
- Ilisha macrogaster — likely to require an intermediate donation
- Ilisha megaloptera — likely to require an intermediate donation
- Ilisha melastoma — likely to require an intermediate donation
- Ilisha novacula — likely to require an intermediate donation
- Ilisha obfuscata — likely to require an intermediate donation
- Ilisha pristigastroides — likely to require an intermediate donation
- Ilisha sirishai — likely to require an intermediate donation
- Ilisha striatula — likely to require an intermediate donation
- Iluocoetes elongatus — likely to require a low level of donation
- Iluocoetes fimbriatus — likely to require a low level of donation
- Ilyodon cortesae — likely to require an intermediate donation
- Ilyodon furcidens — likely to require a low level of donation
- Ilyodon lennoni — likely to require an intermediate donation
- Ilyodon paraguayense — likely to require an intermediate donation
- Ilyodon paraguayensis — likely to require an intermediate donation
- Ilyodon whitei — likely to require an intermediate donation
- Ilyodon xantusi — likely to require a low level of donation
- Ilyophis arx — likely to require an intermediate donation
- Ilyophis blachei — likely to require an intermediate donation
- Ilyophis brunneus — likely to require an intermediate donation
- Ilyophis nigeli — likely to require an intermediate donation
- Ilyophis robinsae — likely to require an intermediate donation
- Ilyophis saldanhai — likely to require an intermediate donation
- Ilypnus gilberti — likely to require an intermediate donation
- Ilypnus luculentus — likely to require an intermediate donation
- Imparales mariai — likely to require an intermediate donation
- Imparfinis borodini — likely to require an intermediate donation
- Imparfinis cochabambae — likely to require an intermediate donation
- Imparfinis guttatus — likely to require an intermediate donation
- Imparfinis hasemani — likely to require an intermediate donation
- Imparfinis hollandi — likely to require an intermediate donation
- Imparfinis lineatus — likely to require an intermediate donation
- Imparfinis longicaudus — likely to require an intermediate donation
- Imparfinis microps — likely to require an intermediate donation
- Imparfinis minutus — likely to require an intermediate donation
- Imparfinis mirini — likely to require an intermediate donation
- Imparfinis mishky — likely to require an intermediate donation
- Imparfinis nemacheir — likely to require an intermediate donation
- Imparfinis parvus — likely to require an intermediate donation
- Imparfinis pijpersi — likely to require an intermediate donation
- Imparfinis piperatus — likely to require an intermediate donation
- Imparfinis pristos — likely to require an intermediate donation
- Imparfinis pseudonemacheir — likely to require an intermediate donation
- Imparfinis schubarti — likely to require an intermediate donation
- Imparfinis spurrellii — likely to require an intermediate donation
- Imparfinis stictonotus — likely to require an intermediate donation
- Imparfinis timana — likely to require an intermediate donation
- Imparfinis usmai — likely to require an intermediate donation
- Incara multisquamatus — likely to require an intermediate donation
- Incisilabeo behri — likely to require an intermediate donation
- Indonotothenia cyanobrancha — likely to require a low level of donation
- Indoreonectes evezardi — likely to require an intermediate donation
- Indoreonectes keralensis — likely to require an intermediate donation
- Indostomus crocodilus — likely to require an intermediate donation
- Indostomus paradoxus — likely to require an intermediate donation
- Indostomus spinosus — likely to require an intermediate donation
- Inegocia guttata — likely to require a low level of donation
- Inegocia harrisii — likely to require a low level of donation
- Inegocia japonica — likely to require a low level of donation
- Inegocia ochiaii — likely to require a low level of donation
- Iniistius aneitensis — likely to require a low level of donation
- Iniistius auropunctatus — likely to require a low level of donation
- Iniistius baldwini — likely to require a low level of donation
- Iniistius bimaculatus — likely to require a low level of donation
- Iniistius brevipinnis — likely to require a low level of donation
- Iniistius celebicus — likely to require a low level of donation
- Iniistius cyanifrons — likely to require a low level of donation
- Iniistius dea — likely to require a low level of donation
- Iniistius evides — likely to require a low level of donation
- Iniistius geisha — likely to require a low level of donation
- Iniistius griffithsi — likely to require a low level of donation
- Iniistius jacksonensis — likely to require a low level of donation
- Iniistius melanopus — likely to require a low level of donation
- Iniistius naevus — likely to require a low level of donation
- Iniistius pavo — likely to require a low level of donation
- Iniistius pentadactylus — likely to require a low level of donation
- Iniistius spilonotus — likely to require a low level of donation
- Iniistius trivittatus — likely to require a low level of donation
- Iniistius twistii — likely to require a low level of donation
- Iniistius umbrilatus — likely to require a low level of donation
- Iniistius verrens — likely to require a low level of donation
- Inimicus brachyrhynchus — likely to require an intermediate donation
- Inimicus caledonicus — likely to require an intermediate donation
- Inimicus cuvieri — likely to require an intermediate donation
- Inimicus didactylus — likely to require a low level of donation
- Inimicus filamentosus — likely to require an intermediate donation
- Inimicus gruzovi — likely to require an intermediate donation
- Inimicus japonicus — likely to require an intermediate donation
- Inimicus joubini — likely to require an intermediate donation
- Inimicus sinensis — likely to require an intermediate donation
- Inimicus smirnovi — likely to require an intermediate donation
- Inlecypris auropurpureus — likely to require an intermediate donation
- Inlecypris jayarami — likely to require an intermediate donation
- Inpaichthys kerri — likely to require an intermediate donation
- Interochromis loocki — likely to require an intermediate donation
- Iodotropheus declivitas — likely to require an intermediate donation
- Iodotropheus sprengerae — likely to require an intermediate donation
- Iodotropheus stuartgranti — likely to require an intermediate donation
- Ioichthys kashkini — likely to require an intermediate donation
- Iotabrycon praecox — likely to require an intermediate donation
- Iotichthys phlegethontis — likely to require an intermediate donation
- Ipnops agassizii — likely to require an intermediate donation
- Ipnops meadi — likely to require an intermediate donation
- Ipnops murrayi — likely to require an intermediate donation
- Iracema caiana — likely to require an intermediate donation
- Iracundus signifer — likely to require a low level of donation
- Iranocichla hormuzensis — likely to require an intermediate donation
- Iranocichla persa — likely to require an intermediate donation
- Iriatherina werneri — likely to require an intermediate donation
- Irvineia orientalis — likely to require an intermediate donation
- Irvineia voltae — likely to require an intermediate donation
- Isacia conceptionis — likely to require a low level of donation
- Isbrueckerichthys alipionis — likely to require an intermediate donation
- Isbrueckerichthys calvus — likely to require an intermediate donation
- Isbrueckerichthys duseni — likely to require an intermediate donation
- Isbrueckerichthys epakmos — likely to require an intermediate donation
- Isbrueckerichthys saxicola — likely to require an intermediate donation
- Ischikauia steenackeri — likely to require an intermediate donation
- Isichthys henryi — likely to require an intermediate donation
- Iskandaria kuschakewitschi — likely to require an intermediate donation
- Iso flosmaris — likely to require an intermediate donation
- Iso hawaiiensis — likely to require an intermediate donation
- Iso natalensis — likely to require an intermediate donation
- Iso nesiotes — likely to require an intermediate donation
- Iso rhothophilus — likely to require an intermediate donation
- Isocirrhitus sexfasciatus — likely to require an intermediate donation
- Isopisthus parvipinnis — likely to require a low level of donation
- Isopisthus remifer — likely to require a low level of donation
- Isopsetta isolepis — likely to require a low level of donation
- Isorineloricaria acuarius — likely to require an intermediate donation
- Isorineloricaria spinosissima — likely to require an intermediate donation
- Isorineloricaria tenuicauda — likely to require an intermediate donation
- Isorineloricaria villarsi — likely to require an intermediate donation
- Isthmoheros tuyrensis — likely to require an intermediate donation
- Istiblennius bellus — likely to require a low level of donation
- Istiblennius bistriatus — likely to require a low level of donation
- Istiblennius chysospilos — likely to require a low level of donation
- Istiblennius colei — likely to require a low level of donation
- Istiblennius dussumieri — likely to require a low level of donation
- Istiblennius edentulus — likely to require a low level of donation
- Istiblennius enosimae — likely to require a low level of donation
- Istiblennius flaviumbrinus — likely to require a low level of donation
- Istiblennius lineatus — likely to require a low level of donation
- Istiblennius meleagris — likely to require a low level of donation
- Istiblennius muelleri — likely to require a low level of donation
- Istiblennius pox — likely to require a low level of donation
- Istiblennius rivulatus — likely to require a low level of donation
- Istiblennius spilotus — likely to require a low level of donation
- Istiblennius steindachneri — likely to require a low level of donation
- Istiblennius unicolor — likely to require a low level of donation
- Istiblennius zebra — likely to require a low level of donation
- Istigobius campbelli — likely to require a low level of donation
- Istigobius decoratus — likely to require a low level of donation
- Istigobius diadema — likely to require a low level of donation
- Istigobius goldmanni — likely to require a low level of donation
- Istigobius hoesei — likely to require a low level of donation
- Istigobius hoshinonis — likely to require a low level of donation
- Istigobius nigroocellatus — likely to require a low level of donation
- Istigobius ornatus — likely to require a low level of donation
- Istigobius perspicillatus — likely to require a low level of donation
- Istigobius rigilis — likely to require a low level of donation
- Istigobius rigilius — likely to require a low level of donation
- Istigobius spence — likely to require a low level of donation
- Istigobius welanderi — likely to require a low level of donation
- Istiompax indica — likely to require an intermediate donation
- Istiophorus albicans — likely to require an intermediate donation
- Istiophorus platypterus — likely to require a low level of donation
- Ituglanis agreste — likely to require an intermediate donation
- Ituglanis amazonicus — likely to require an intermediate donation
- Ituglanis amphipotamus — likely to require an intermediate donation
- Ituglanis apteryx — likely to require an intermediate donation
- Ituglanis australis — likely to require an intermediate donation
- Ituglanis bambui — likely to require an intermediate donation
- Ituglanis boitata — likely to require an intermediate donation
- Ituglanis cahyensis — likely to require an intermediate donation
- Ituglanis compactus — likely to require an intermediate donation
- Ituglanis eichorniarum — likely to require an intermediate donation
- Ituglanis epikarsticus — likely to require an intermediate donation
- Ituglanis goya — likely to require an intermediate donation
- Ituglanis gracilior — likely to require an intermediate donation
- Ituglanis guayaberensis — likely to require an intermediate donation
- Ituglanis guianensis — likely to require an intermediate donation
- Ituglanis herberti — likely to require an intermediate donation
- Ituglanis ina — likely to require an intermediate donation
- Ituglanis inusitatus — likely to require an intermediate donation
- Ituglanis laticeps — likely to require an intermediate donation
- Ituglanis macunaima — likely to require an intermediate donation
- Ituglanis mambai — likely to require an intermediate donation
- Ituglanis metae — likely to require an intermediate donation
- Ituglanis nebulosus — likely to require an intermediate donation
- Ituglanis paraguassuensis — likely to require an intermediate donation
- Ituglanis parahybae — likely to require an intermediate donation
- Ituglanis parkoi — likely to require an intermediate donation
- Ituglanis passensis — likely to require an intermediate donation
- Ituglanis proops — likely to require an intermediate donation
- Ituglanis ramiroi — likely to require an intermediate donation
- Itycirrhitus wilhelmi — likely to require a low level of donation
- Ivanacara bimaculata — likely to require an intermediate donation
- Ivindomyrus marchei — likely to require an intermediate donation
- Ivindomyrus opdenboschi — likely to require an intermediate donation
- Ixinandria montebelloi — likely to require an intermediate donation
- Ixinandria steinbachi — likely to require an intermediate donation
- Japigny kirschbaum — likely to require an intermediate donation
- Japonoconger africanus — likely to require an intermediate donation
- Japonoconger caribbeus — likely to require an intermediate donation
- Japonoconger sivicolus — likely to require an intermediate donation
- Japonolaeops dentatus — likely to require a low level of donation
- Japonolycodes abei — likely to require a low level of donation
- Javichthys kailolae — likely to require an intermediate donation
- Jaydia argyrogaster — likely to require a low level of donation
- Jaydia carinatus — likely to require a low level of donation
- Jaydia erythrophthalma — likely to require a low level of donation
- Jaydia lineata — likely to require a low level of donation
- Jaydia melanopus — likely to require a low level of donation
- Jaydia novaeguineae — likely to require a low level of donation
- Jaydia photogaster — likely to require a low level of donation
- Jaydia queketti — likely to require a low level of donation
- Jaydia smithi — likely to require a low level of donation
- Jaydia striata — likely to require a low level of donation
- Jaydia striatodes — likely to require a low level of donation
- Jaydia truncata — likely to require a low level of donation
- Jeboehlkia gladifer — likely to require an intermediate donation
- Jenkinsia lamprotaenia — likely to require an intermediate donation
- Jenkinsia majua — likely to require an intermediate donation
- Jenkinsia parvula — likely to require an intermediate donation
- Jenkinsia stolifera — likely to require an intermediate donation
- Jenynsia alternimaculata — likely to require an intermediate donation
- Jenynsia diphyes — likely to require an intermediate donation
- Jenynsia eigenmanni — likely to require an intermediate donation
- Jenynsia eirmostigma — likely to require an intermediate donation
- Jenynsia heckelii — likely to require an intermediate donation
- Jenynsia lineata — likely to require an intermediate donation
- Jenynsia luxata — likely to require an intermediate donation
- Jenynsia maculata — likely to require an intermediate donation
- Jenynsia multidentata — likely to require an intermediate donation
- Jenynsia obscura — likely to require an intermediate donation
- Jenynsia onca — likely to require an intermediate donation
- Jenynsia sanctaecatarinae — likely to require an intermediate donation
- Jenynsia sulfurica — likely to require an intermediate donation
- Jenynsia tucumana — likely to require an intermediate donation
- Jenynsia unitaenia — likely to require an intermediate donation
- Jenynsia weitzmani — likely to require an intermediate donation
- Jinshaia abbreviata — likely to require an intermediate donation
- Jinshaia niulanjiangensis — likely to require an intermediate donation
- Jinshaia sinensis — likely to require an intermediate donation
- Johnius amblycephalus — likely to require a low level of donation
- Johnius australis — likely to require a low level of donation
- Johnius belangerii — likely to require a low level of donation
- Johnius borneensis — likely to require a low level of donation
- Johnius cantori — likely to require a low level of donation
- Johnius carouna — likely to require a low level of donation
- Johnius carutta — likely to require a low level of donation
- Johnius coitor — likely to require a low level of donation
- Johnius distinctus — likely to require a low level of donation
- Johnius dorsalis — likely to require a low level of donation
- Johnius dussumieri — likely to require a low level of donation
- Johnius elongatus — likely to require a low level of donation
- Johnius fasciatus — likely to require a low level of donation
- Johnius fuscolineatus — likely to require a low level of donation
- Johnius gangeticus — likely to require a low level of donation
- Johnius glaucus — likely to require a low level of donation
- Johnius goldmani — likely to require a low level of donation
- Johnius grypotus — likely to require a low level of donation
- Johnius heterolepis — likely to require a low level of donation
- Johnius hypostoma — likely to require a low level of donation
- Johnius laevis — likely to require a low level of donation
- Johnius latifrons — likely to require a low level of donation
- Johnius macropterus — likely to require a low level of donation
- Johnius macrorhynus — likely to require a low level of donation
- Johnius majan — likely to require a low level of donation
- Johnius mannarensis — likely to require a low level of donation
- Johnius novaeguineae — likely to require a low level of donation
- Johnius novaehollandiae — likely to require a low level of donation
- Johnius pacificus — likely to require a low level of donation
- Johnius philippinus — likely to require a low level of donation
- Johnius plagiostoma — likely to require a low level of donation
- Johnius trachycephalus — likely to require a low level of donation
- Johnius trewavasae — likely to require a low level of donation
- Johnius vogleri — likely to require a low level of donation
- Johnius weberi — likely to require a low level of donation
- Johnrandallia nigrirostris — likely to require an intermediate donation
- Johnsonina eriomma — likely to require an intermediate donation
- Jordanella floridae — likely to require an intermediate donation
- Jordanella pulchra — likely to require an intermediate donation
- Jordania zonope — likely to require a low level of donation
- Joturus pichardi — likely to require an intermediate donation
- Julidochromis dickfeldi — likely to require an intermediate donation
- Julidochromis marksmithi — likely to require an intermediate donation
- Julidochromis marlieri — likely to require an intermediate donation
- Julidochromis ornatus — likely to require an intermediate donation
- Julidochromis regani — likely to require an intermediate donation
- Julidochromis transcriptus — likely to require an intermediate donation
- Julis giofredi — likely to require a low level of donation
- Jupiaba abramoides — likely to require an intermediate donation
- Jupiaba acanthogaster — likely to require an intermediate donation
- Jupiaba anteroides — likely to require an intermediate donation
- Jupiaba meunieri — likely to require an intermediate donation
- Jupiaba mucronata — likely to require an intermediate donation
- Jupiaba polylepis — likely to require an intermediate donation
- Jupiaba scologaster — likely to require an intermediate donation
- Jurengraulis juruensis — likely to require an intermediate donation
- Kajikia albida — likely to require an intermediate donation
- Kajikia audax — likely to require an intermediate donation
- Kali colubrina — likely to require an intermediate donation
- Kali falx — likely to require an intermediate donation
- Kali indica — likely to require an intermediate donation
- Kali kerberti — likely to require an intermediate donation
- Kali macrodon — likely to require an intermediate donation
- Kali macrura — likely to require an intermediate donation
- Kali normani — likely to require an intermediate donation
- Kali parri — likely to require an intermediate donation
- Kalyptatherina helodes — likely to require an intermediate donation
- Kalyptodoras bahiensis — likely to require an intermediate donation
- Kamoharaia megastoma — likely to require a low level of donation
- Kanekonia florida — likely to require a low level of donation
- Kanekonia pelta — likely to require a low level of donation