Country: United States (85 species, 9 genera)
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Species by State/Province
State/province shading by species count. Click a state/province to open its species page.
Hover a state/province to view species and genus totals.
- Alaska (US-AK) (2 species, 1 genera)
- Alabama (US-AL) (14 species, 3 genera)
- Arkansas (US-AR) (7 species, 1 genera)
- Arizona (US-AZ) (3 species, 1 genera)
- California (US-CA) (10 species, 2 genera)
- Colorado (US-CO) (10 species, 6 genera)
- Connecticut (US-CT) (2 species, 2 genera)
- Delaware (US-DE) (3 species, 2 genera)
- Florida (US-FL) (26 species, 8 genera)
- Georgia (US-GA) (11 species, 3 genera)
- Iowa (US-IA) (3 species, 1 genera)
- Illinois (US-IL) (4 species, 1 genera)
- Indiana (US-IN) (4 species, 1 genera)
- Kansas (US-KS) (4 species, 2 genera)
- Kentucky (US-KY) (3 species, 1 genera)
- Louisiana (US-LA) (14 species, 3 genera)
- Massachusetts (US-MA) (6 species, 3 genera)
- Maryland (US-MD) (5 species, 3 genera)
- Maine (US-ME) (2 species, 1 genera)
- Michigan (US-MI) (3 species, 1 genera)
- Minnesota (US-MN) (1 species, 1 genera)
- Missouri (US-MO) (6 species, 1 genera)
- Mississippi (US-MS) (13 species, 3 genera)
- Montana (US-MT) (4 species, 3 genera)
- North Carolina (US-NC) (8 species, 2 genera)
- Nebraska (US-NE) (2 species, 1 genera)
- New Hampshire (US-NH) (2 species, 1 genera)
- New Jersey (US-NJ) (5 species, 3 genera)
- New Mexico (US-NM) (6 species, 2 genera)
- Nevada (US-NV) (13 species, 3 genera)
- New York (US-NY) (3 species, 2 genera)
- Ohio (US-OH) (4 species, 1 genera)
- Oklahoma (US-OK) (9 species, 2 genera)
- Pennsylvania (US-PA) (2 species, 2 genera)
- Rhode Island (US-RI) (4 species, 3 genera)
- South Carolina (US-SC) (10 species, 4 genera)
- South Dakota (US-SD) (4 species, 2 genera)
- Tennessee (US-TN) (7 species, 1 genera)
- Texas (US-TX) (17 species, 3 genera)
- Utah (US-UT) (2 species, 2 genera)
- Virginia (US-VA) (7 species, 3 genera)
- Vermont (US-VT) (1 species, 1 genera)
- Wisconsin (US-WI) (2 species, 1 genera)
- Wyoming (US-WY) (1 species, 1 genera)
Genera in United States
- Crenichthys (6)
- Cyprinodon (22)
- Empetrichthy (4)
- Floridichthys (1)
- Fundulus (44)
- Jordanella (1)
- Kryptolebias (4)
- Leptolucania (1)
- Lucania (2)
Species List
| Photo | Species | Genus | Class | Country Guesses |
|---|---|---|---|---|
| No image | Crenichthys baileyi albivallis IRF FB IUCN - EN | Crenichthys | Class 1: New World Non-Annuals | United States HIGH |
| Crenichthys baileyi baileyi img IMG IRF FB IUCN - EN | Crenichthys | Class 1: New World Non-Annuals | United States HIGH | |
| No image | Crenichthys baileyi grandis IRF FB IUCN - EN | Crenichthys | Class 1: New World Non-Annuals | United States HIGH |
| No image | Crenichthys baileyi moapae IRF FB IUCN - EN | Crenichthys | Class 1: New World Non-Annuals | United States HIGH |
| No image | Crenichthys baileyi thermophilus IRF FB IUCN - EN | Crenichthys | Class 1: New World Non-Annuals | United States HIGH |
| Crenichthys nevadae img IMG IRF FB IUCN - VU | Crenichthys | Class 1: New World Non-Annuals | United States HIGH | |
| No image | Cyprinodon arcuatus FB IUCN - EX | Cyprinodon | Class 1: New World Non-Annuals | United States HIGH |
| No image | Cyprinodon bovinus FB IUCN - VU | Cyprinodon | Class 1: New World Non-Annuals | United States HIGH |
| Cyprinodon diabolis img IMG FB IUCN - CR | Cyprinodon | Class 1: New World Non-Annuals | United States HIGH | |
| Cyprinodon elegans img IMG FB IUCN - EN | Cyprinodon | Class 1: New World Non-Annuals | United States HIGH | |
| Cyprinodon eremus img IMG FB IUCN - EN | Cyprinodon | Class 1: New World Non-Annuals | United States HIGH | |
| No image | Cyprinodon eximius FB IUCN - LC | Cyprinodon | Class 1: New World Non-Annuals | Mexico HIGH, United States HIGH |
| Cyprinodon hubbsi img IMG FB IUCN - NE | Cyprinodon | Class 1: New World Non-Annuals | United States HIGH | |
| Cyprinodon macularius img IMG FB IUCN - VU | Cyprinodon | Class 1: New World Non-Annuals | Mexico HIGH, United States HIGH | |
| No image | Cyprinodon nevadensis amargosae FB IUCN - VU | Cyprinodon | Class 1: New World Non-Annuals | United States HIGH |
| No image | Cyprinodon nevadensis calidae FB IUCN - VU | Cyprinodon | Class 1: New World Non-Annuals | United States HIGH |
| No image | Cyprinodon nevadensis mionectes FB IUCN - VU | Cyprinodon | Class 1: New World Non-Annuals | United States HIGH |
| Cyprinodon nevadensis nevadensis img IMG FB IUCN - VU | Cyprinodon | Class 1: New World Non-Annuals | United States HIGH | |
| No image | Cyprinodon nevadensis pectoralis FB IUCN - VU | Cyprinodon | Class 1: New World Non-Annuals | United States HIGH |
| No image | Cyprinodon nevadensis shoshone FB IUCN - VU | Cyprinodon | Class 1: New World Non-Annuals | United States HIGH |
| Cyprinodon pecosensis img IMG FB IUCN - VU | Cyprinodon | Class 1: New World Non-Annuals | Mexico HIGH, United States HIGH | |
| No image | Cyprinodon radiosus FB IUCN - EN | Cyprinodon | Class 1: New World Non-Annuals | United States HIGH |
| Cyprinodon rubrofluviatilis img IMG FB IUCN - LC | Cyprinodon | Class 1: New World Non-Annuals | United States HIGH | |
| No image | Cyprinodon salinus milleri FB IUCN - EN | Cyprinodon | Class 1: New World Non-Annuals | United States HIGH |
| Cyprinodon salinus salinus img IMG FB IUCN - EN | Cyprinodon | Class 1: New World Non-Annuals | United States HIGH | |
| Cyprinodon tularosa img IMG FB IUCN - EN | Cyprinodon | Class 1: New World Non-Annuals | Mexico HIGH, United States HIGH | |
| No image | Cyprinodon variegatus ovinus FB IUCN - LC | Cyprinodon | Class 1: New World Non-Annuals | United States HIGH |
| Cyprinodon variegatus variegatus img IMG FB IUCN - LC | Cyprinodon | Class 1: New World Non-Annuals | Mexico HIGH, United States HIGH | |
| No image | Empetrichthy latos concavus | Empetrichthy | Class 1: New World Non-Annuals | United States HIGH |
| No image | Empetrichthy latos latos | Empetrichthy | Class 1: New World Non-Annuals | United States HIGH |
| No image | Empetrichthy latos pahrump | Empetrichthy | Class 1: New World Non-Annuals | United States HIGH |
| No image | Empetrichthy merriami | Empetrichthy | Class 1: New World Non-Annuals | United States HIGH |
| Floridichthys carpio img IMG IRF FB IUCN - LC | Floridichthys | Class 1: New World Non-Annuals | United States HIGH | |
| No image | Fundulus albolineatus FB IUCN - EX | Fundulus | Class 1: New World Non-Annuals | United States HIGH |
| No image | Fundulus bermudae FB IUCN - NE | Fundulus | Class 1: New World Non-Annuals | United States LOW |
| No image | Fundulus bifax FB IUCN - NT | Fundulus | Class 1: New World Non-Annuals | United States HIGH |
| Fundulus blairae img IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | United States HIGH | |
| No image | Fundulus caddo | Fundulus | Class 1: New World Non-Annuals | United States HIGH |
| Fundulus catenatus img IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | United States HIGH | |
| Fundulus cf. escambiae img IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | United States LOW | |
| Fundulus chrysotus img IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | United States HIGH | |
| Fundulus cingulatus img IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | United States HIGH | |
| Fundulus confluentus img IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | United States HIGH | |
| No image | Fundulus cryptocatenatus | Fundulus | Class 1: New World Non-Annuals | United States HIGH |
| Fundulus diaphanus diaphanus img IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | Canada HIGH, United States HIGH | |
| No image | Fundulus diaphanus menona FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | Canada HIGH, United States HIGH |
| Fundulus dispar img IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | United States HIGH | |
| Fundulus escambiae img IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | United States HIGH | |
| No image | Fundulus euryzonus FB IUCN - VU | Fundulus | Class 1: New World Non-Annuals | United States HIGH |
| Fundulus grandis grandis img 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 IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | United States HIGH | |
| No image | Fundulus heteroclitus macrolepidotus FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | Canada HIGH, United States HIGH |
| No image | Fundulus jenkinsi FB IUCN - VU | Fundulus | Class 1: New World Non-Annuals | United States HIGH |
| Fundulus julisia img IMG FB IUCN - EN | Fundulus | Class 1: New World Non-Annuals | United States HIGH | |
| Fundulus kansae img IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | Mexico HIGH, United States HIGH | |
| No image | Fundulus lima FB IUCN - EN | Fundulus | Class 1: New World Non-Annuals | Mexico HIGH, United States HIGH |
| Fundulus lineolatus img IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | United States HIGH | |
| Fundulus luciae img IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | United States HIGH | |
| Fundulus majalis img IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | United States HIGH | |
| Fundulus notatus img IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | Canada HIGH, United States HIGH | |
| Fundulus nottii img IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | United States HIGH | |
| Fundulus olivaceus img IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | United States HIGH | |
| No image | Fundulus parvipinnis FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | Mexico HIGH, United States HIGH |
| Fundulus pulvereus img IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | United States HIGH | |
| Fundulus rathbuni img IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | United States HIGH | |
| No image | Fundulus relictus FB IUCN - NE | Fundulus | Class 1: New World Non-Annuals | United States LOW |
| No image | Fundulus rhizophorae = bermudae | Fundulus | Class 1: New World Non-Annuals | United States LOW |
| No image | Fundulus rubrifons | Fundulus | Class 1: New World Non-Annuals | United States HIGH |
| Fundulus sciadicus img IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | United States HIGH | |
| Fundulus seminolis img IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | Costa Rica HIGH, United States HIGH | |
| Fundulus similis img IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | Mexico HIGH, United States HIGH | |
| No image | Fundulus sp. telogia | Fundulus | Class 1: New World Non-Annuals | United States LOW |
| Fundulus stellifer img IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | United States HIGH | |
| Fundulus waccamensis img IMG FB IUCN - VU | Fundulus | Class 1: New World Non-Annuals | United States HIGH | |
| Fundulus xenicus img IMG FB IUCN - NE | Fundulus | Class 1: New World Non-Annuals | United States HIGH | |
| Fundulus zebrinus img IMG FB IUCN - LC | Fundulus | Class 1: New World Non-Annuals | Mexico HIGH, United States HIGH | |
| Jordanella floridae img IMG IRF FB IUCN - NE | Jordanella | Class 1: New World Non-Annuals | United States HIGH | |
| Kryptolebias aff. marmoratus img IMG IRF FB IUCN - LC | Kryptolebias | Class 2: Rivulus | United States MEDIUM | |
| Kryptolebias bonairensis = marmoratus img IMG IRF | Kryptolebias | Class 2: Rivulus | United States MEDIUM | |
| Kryptolebias heyei = marmoratus img IMG IRF | Kryptolebias | Class 2: Rivulus | United States MEDIUM | |
| Kryptolebias marmoratus img IMG IRF FB IUCN - LC | Kryptolebias | Class 2: Rivulus | United States MEDIUM | |
| Leptolucania ommata img IMG IRF FB IUCN - LC | Leptolucania | Class 1: New World Non-Annuals | United States HIGH | |
| Lucania goodei img IMG IRF FB IUCN - LC | Lucania | Class 1: New World Non-Annuals | United States HIGH | |
| Lucania parva img IMG IRF FB IUCN - LC | Lucania | Class 1: New World Non-Annuals | Mexico HIGH, United States HIGH |