| No image | Cyprinodon eximius FB IUCN - LC | Cyprinodon | Class 1: New World Non-Annuals | Mexico HIGH, United States HIGH |
 | Cyprinodon hubbsi IMG FB IUCN - NE | Cyprinodon | Class 1: New World Non-Annuals | United States HIGH |
 | Cyprinodon variegatus variegatus IMG FB IUCN - LC | Cyprinodon | Class 1: New World Non-Annuals | Mexico HIGH, United States HIGH |
 | Floridichthys carpio IMG IRF FB IUCN - LC | Floridichthys | Class 1: New World Non-Annuals | United States HIGH |
 | Fundulus chrysotus IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | United States HIGH |
 | Fundulus cingulatus IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | United States HIGH |
 | Fundulus confluentus IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | United States HIGH |
 | Fundulus escambiae IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | United States HIGH |
 | Fundulus grandis grandis IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | Mexico HIGH, United States HIGH |
| No image | Fundulus grandis saguanus FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | Cuba HIGH, United States HIGH |
 | Fundulus heteroclitus heteroclitus IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | United States HIGH |
| No image | Fundulus jenkinsi FB IUCN - VU | Fundulus | Class 1: New World Non-Annuals | United States HIGH |
 | Fundulus lineolatus IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | United States HIGH |
 | Fundulus majalis IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | United States HIGH |
 | Fundulus olivaceus IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | United States HIGH |
 | Fundulus pulvereus IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | United States HIGH |
| No image | Fundulus rubrifons | Fundulus | Class 1: New World Non-Annuals | United States HIGH |
 | Fundulus seminolis IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | Costa Rica HIGH, United States HIGH |
 | Fundulus similis IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | Mexico HIGH, United States HIGH |
 | Fundulus xenicus IMG FB IUCN - NE | Fundulus | Class 1: New World Non-Annuals | United States HIGH |
| No image | Garcialebias viarius IRF FB IUCN - EN | Garcialebias | Class 3: South American Annuals | Uruguay HIGH |
 | Jordanella floridae IMG IRF FB IUCN - NE | Jordanella | Class 1: New World Non-Annuals | United States HIGH |
 | Kryptolebias marmoratus IMG IRF FB IUCN - LC | Kryptolebias | Class 2: Rivulus | United States MEDIUM |
 | Leptolucania ommata IMG IRF FB IUCN - LC | Leptolucania | Class 1: New World Non-Annuals | United States HIGH |
 | Lucania goodei IMG IRF FB IUCN - LC | Lucania | Class 1: New World Non-Annuals | United States HIGH |
 | Lucania parva IMG IRF FB IUCN - LC | Lucania | Class 1: New World Non-Annuals | Mexico HIGH, United States HIGH |