| No. of Sites |
Class | Order | Family | Genus | Species | Subspecies | Common Name |
Where for All Dates? | Phenology |
|---|---|---|---|---|---|---|---|---|---|
| 142 | Insecta | Ephemeroptera | Heptageniidae | Epeorus | dispar | - | Flat-headed mayfly | Here | Phenology |
| 120 | Insecta | Ephemeroptera | Heptageniidae | Maccaffertium | pudicum | - | Flat-headed mayfly | Here | Phenology |
| 107 | Insecta | Ephemeroptera | Baetidae | Baetis | tricaudatus | - | Baetid mayfly | Here | Phenology |
| 102 | Insecta | Ephemeroptera | Heptageniidae | Leucrocuta | species ** | - | (NA) | Here | Phenology |
| 101 | Insecta | Ephemeroptera | Isonychiidae | Isonychia | species ** | - | (NA) | Here | Phenology |
| 98 | Insecta | Ephemeroptera | Leptophlebiidae | Paraleptophlebia | species ** | - | (NA) | Here | Phenology |
| 96 | Insecta | Ephemeroptera | Ephemerellidae | Drunella | tuberculata | - | Ephemerellid mayfly | Here | Phenology |
| 95 | Insecta | Ephemeroptera | Ephemerellidae | Ephemerella | species ** | - | (NA) | Here | Phenology |
| 93 | Insecta | Ephemeroptera | Baetidae | Baetis | species ** | - | (NA) | Here | Phenology |
| 85 | Insecta | Ephemeroptera | Ephemerellidae | Ephemerella | catawba | - | Ephemerellid mayfly | Here | Phenology |
| 78 | Insecta | Ephemeroptera | Heptageniidae | Maccaffertium | species ** | - | (NA) | Here | Phenology |
| 72 | Insecta | Ephemeroptera | Ephemerellidae | Eurylophella | species ** | - | (NA) | Here | Phenology |
| 69 | Insecta | Ephemeroptera | Baetidae | Baetis | intercalaris | - | Baetid mayfly | Here | Phenology |
| 67 | Insecta | Ephemeroptera | Baetidae | Baetis | flavistriga | - | Baetid mayfly | Here | Phenology |
| 66 | Insecta | Ephemeroptera | Ephemerellidae | Ephemerella | excrucians | - | Ephemerellid mayfly | Here | Phenology |
| 65 | Insecta | Ephemeroptera | Heptageniidae | Epeorus | pleuralis | - | Flat-headed mayfly | Here | Phenology |
| 65 | Insecta | Ephemeroptera | Heptageniidae | Stenacron | carolina | - | Flat-headed mayfly | Here | Phenology |
| 64 | Insecta | Ephemeroptera | Heptageniidae | Stenacron | pallidum | - | Flat-headed mayfly | Here | Phenology |
| 57 | Insecta | Ephemeroptera | Heptageniidae | Epeorus | rubidus/subpallidus | - | Flat-headed mayfly | Here | Phenology |
| 56 | Insecta | Ephemeroptera | Leptophlebiidae | Habrophlebia | vibrans | - | Leptophlebiid mayfly | Here | Phenology |
| 55 | Insecta | Ephemeroptera | Baetidae | Baetis | brunneicolor | - | Baetid mayfly | Here | Phenology |
| 52 | Insecta | Ephemeroptera | Heptageniidae | Heptagenia | species ** | - | (NA) | Here | Phenology |
| 52 | Insecta | Ephemeroptera | Heptageniidae | Maccaffertium | modestum | - | Flat-headed mayfly | Here | Phenology |
| 51 | Insecta | Ephemeroptera | Baetidae | Acentrella | ampla | - | Small minnow mayfly | Here | Phenology |
| 50 | Insecta | Ephemeroptera | Heptageniidae | Epeorus | species ** | - | (NA) | Here | Phenology |
| 48 | Insecta | Ephemeroptera | Baetidae | Acentrella | species ** | - | (NA) | Here | Phenology |
| 48 | Insecta | Ephemeroptera | Ephemeridae | Ephemera | species ** | - | (NA) | Here | Phenology |
| 48 | Insecta | Ephemeroptera | Heptageniidae | Leucrocuta | thetis | - | Flat-headed mayfly | Here | Phenology |
| 46 | Insecta | Ephemeroptera | Baetidae | Baetis | pluto | - | Baetid mayfly | Here | Phenology |
| 46 | Insecta | Ephemeroptera | Heptageniidae | Cinygmula | subaequalis | - | Flat-headed mayfly | Here | Phenology |
| 46 | Insecta | Ephemeroptera | Heptageniidae | Rhithrogena | species ** | - | (NA) | Here | Phenology |
| 42 | Insecta | Ephemeroptera | Leptophlebiidae | Habrophlebiodes | species ** | - | (NA) | Here | Phenology |
| 40 | Insecta | Ephemeroptera | Baetidae | Centroptilum | species ** | - | (NA) | Here | Phenology |
| 40 | Insecta | Ephemeroptera | Heptageniidae | Maccaffertium | meririvulanum | - | Flat-headed mayfly | Here | Phenology |
| 39 | Insecta | Ephemeroptera | Ephemerellidae | Drunella | species ** | - | (NA) | Here | Phenology |
| 38 | Insecta | Ephemeroptera | Baetiscidae | Baetisca | carolina | - | Baetiscid mayfly | Here | Phenology |
| 38 | Insecta | Ephemeroptera | Ephemerellidae | Eurylophella | funeralis | - | Ephemerellid mayfly | Here | Phenology |
| 38 | Insecta | Ephemeroptera | Heptageniidae | Stenacron | interpunctatum | - | Flat-headed mayfly | Here | Phenology |
| 37 | Insecta | Ephemeroptera | Ameletidae | Ameletus | cryptostimulus | - | Combmouthed minnow mayfly | Here | Phenology |
| 35 | Insecta | Ephemeroptera | Ephemerellidae | Serratella | deficiens | - | Ephemerellid mayfly | Here | Phenology |
| 34 | Insecta | Ephemeroptera | Heptageniidae | Maccaffertium | carlsoni | - | Flat-headed mayfly | Here | Phenology |
| 34 | Insecta | Ephemeroptera | Heptageniidae | Maccaffertium | ithaca | - | Flat-headed mayfly | Here | Phenology |
| 33 | Insecta | Ephemeroptera | Baetidae | Plauditus | species ** | - | (NA) | Here | Phenology |
| 33 | Insecta | Ephemeroptera | Heptageniidae | Epeorus | rubidus | - | Flat-headed mayfly | Here | Phenology |
| 33 | Insecta | Ephemeroptera | Heptageniidae | Leucrocuta | juno | - | Flat-headed mayfly | Here | Phenology |
| 32 | Insecta | Ephemeroptera | Heptageniidae | Stenacron | species ** | - | (NA) | Here | Phenology |
| 31 | Insecta | Ephemeroptera | Ephemerellidae | Drunella | longicornis | - | Ephemerellid mayfly | Here | Phenology |
| 31 | Insecta | Ephemeroptera | Ephemerellidae | Ephemerella | invaria group | - | Ephemerellid mayfly | Here | Phenology |
| 30 | Insecta | Ephemeroptera | Baetidae | Pseudocloeon | species ** | - | (NA) | Here | Phenology |
| 30 | Insecta | Ephemeroptera | Ephemerellidae | Serratella | species ** | - | (NA) | Here | Phenology |
| 28 | Insecta | Ephemeroptera | Heptageniidae | Heptagenia | julia | - | Flat-headed mayfly | Here | Phenology |
| 27 | Insecta | Ephemeroptera | Ephemerellidae | Ephemerella | hispida | - | Ephemerellid mayfly | Here | Phenology |
| 27 | Insecta | Ephemeroptera | Ephemerellidae | Serratella | serrata | - | Ephemerellid mayfly | Here | Phenology |
| 27 | Insecta | Ephemeroptera | Heptageniidae | Rhithrogena | fuscifrons | - | Flat-headed mayfly | Here | Phenology |
| 26 | Insecta | Ephemeroptera | Leptophlebiidae | Paraleptophlebia | guttata | - | Leptophlebiid mayfly | Here | Phenology |
| 23 | Insecta | Ephemeroptera | Caenidae | Caenis | species ** | - | (NA) | Here | Phenology |
| 23 | Insecta | Ephemeroptera | Ephemerellidae | Drunella | cornutella | - | Ephemerellid mayfly | Here | Phenology |
| 23 | Insecta | Ephemeroptera | Heptageniidae | Leucrocuta | aphrodite | - | Flat-headed mayfly | Here | Phenology |
| 23 | Insecta | Ephemeroptera | Leptophlebiidae | Paraleptophlebia | assimilis | - | Leptophlebiid mayfly | Here | Phenology |
| 22 | Insecta | Ephemeroptera | Ameletidae | Ameletus | lineatus | - | Combmouthed minnow mayfly | Here | Phenology |
| 22 | Insecta | Ephemeroptera | Ephemerellidae | Ephemerella | dorothea | dorothea | Ephemerellid mayfly | Here | Phenology |
| 22 | Insecta | Ephemeroptera | Ephemerellidae | Ephemerella | invaria | - | Ephemerellid mayfly | Here | Phenology |
| 22 | Insecta | Ephemeroptera | Heptageniidae | Maccaffertium | terminatum | terminatum | Flat-headed mayfly | Here | Phenology |
| 21 | Insecta | Ephemeroptera | Heptageniidae | Epeorus | vitreus | - | Flat-headed mayfly | Here | Phenology |
| 21 | Insecta | Ephemeroptera | Leptophlebiidae | Paraleptophlebia | swannanoa | - | Leptophlebiid mayfly | Here | Phenology |
| 20 | Insecta | Ephemeroptera | Ephemeridae | Ephemera | guttulata | - | Burrowing mayfly | Here | Phenology |
| 20 | Insecta | Ephemeroptera | Heptageniidae | Rhithrogena | amica | - | Flat-headed mayfly | Here | Phenology |
| 19 | Insecta | Ephemeroptera | Heptageniidae | Rhithrogena | exilis | - | Flat-headed mayfly | Here | Phenology |
| 18 | Insecta | Ephemeroptera | Ephemerellidae | Drunella | lata | - | Ephemerellid mayfly | Here | Phenology |
| 17 | Insecta | Ephemeroptera | Ephemerellidae | Drunella | conestee | - | Ephemerellid mayfly | Here | Phenology |
| 17 | Insecta | Ephemeroptera | Heptageniidae | Stenonema | species ** | - | (NA) | Here | Phenology |
| 16 | Insecta | Ephemeroptera | Baetidae | Acerpenna | pygmaea | - | Small minnow mayfly | Here | Phenology |
| 16 | Insecta | Ephemeroptera | Heptageniidae | Leucrocuta | maculipennis | - | Flat-headed mayfly | Here | Phenology |
| 15 | Insecta | Ephemeroptera | Ephemerellidae | Drunella | cornuta | - | Ephemerellid mayfly | Here | Phenology |
| 15 | Insecta | Ephemeroptera | Ephemerellidae | Ephemerella | rossi | - | Ephemerellid mayfly | Here | Phenology |
| 15 | Insecta | Ephemeroptera | Leptophlebiidae | Leptophlebiidae_genus * | species ** | - | (NA) | Here | Phenology |
| 14 | Insecta | Ephemeroptera | Ephemerellidae | Ephemerella | subvaria | - | Ephemerellid mayfly | Here | Phenology |
| 14 | Insecta | Ephemeroptera | Ephemerellidae | Eurylophella | verisimilis | - | Ephemerellid mayfly | Here | Phenology |
| 14 | Insecta | Ephemeroptera | Ephemerellidae | Serratella | molita | - | Ephemerellid mayfly | Here | Phenology |
| 14 | Insecta | Ephemeroptera | Heptageniidae | Rhithrogena | uhari | - | Flat-headed mayfly | Here | Phenology |
| 12 | Insecta | Ephemeroptera | Heptageniidae | Heptagenia | marginalis | - | Flat-headed mayfly | Here | Phenology |
| 11 | Insecta | Ephemeroptera | Ephemerellidae | Dannella | provonshai | - | Ephemerellid mayfly | Here | Phenology |
| 11 | Insecta | Ephemeroptera | Heptageniidae | Heptageniidae_genus * | species ** | - | (NA) | Here | Phenology |
| 10 | Insecta | Ephemeroptera | Baetidae | Procloeon | species ** | - | (NA) | Here | Phenology |
| 10 | Insecta | Ephemeroptera | Ephemerellidae | Drunella | allegheniensis | - | Ephemerellid mayfly | Here | Phenology |
| 10 | Insecta | Ephemeroptera | Ephemerellidae | Ephemerella | dorothea | - | Ephemerellid mayfly | Here | Phenology |
| 10 | Insecta | Ephemeroptera | Leptophlebiidae | Paraleptophlebia | adoptiva/mollis | - | (NA) | Here | Phenology |
| 9 | Insecta | Ephemeroptera | Baetidae | Acentrella | turbida | - | Small minnow mayfly | Here | Phenology |
| 8 | Insecta | Ephemeroptera | Baetidae | Baetidae_genus * | species ** | - | (NA) | Here | Phenology |
| 8 | Insecta | Ephemeroptera | Baetidae | Diphetor | hageni | - | Baetid mayfly | Here | Phenology |
| 8 | Insecta | Ephemeroptera | Baetiscidae | Baetisca | species ** | - | (NA) | Here | Phenology |
| 8 | Insecta | Ephemeroptera | Leptophlebiidae | Paraleptophlebia | adoptiva | - | Leptophlebiid mayfly | Here | Phenology |
| 7 | Insecta | Ephemeroptera | Baetidae | Heterocloeon | curiosum | - | Small minnow mayfly | Here | Phenology |
| 7 | Insecta | Ephemeroptera | Baetidae | Paracloeodes | minutus | - | Small minnow mayfly | Here | Phenology |
| 7 | Insecta | Ephemeroptera | Caenidae | Caenis | macafferti | - | Caenid mayfly | Here | Phenology |
| 7 | Insecta | Ephemeroptera | Heptageniidae | Maccaffertium | vicarium | - | Flat-headed mayfly | Here | Phenology |
| 7 | Insecta | Ephemeroptera | Heptageniidae | Nixe | species ** | - | (NA) | Here | Phenology |
| 7 | Insecta | Ephemeroptera | Leptohyphidae | Tricorythodes | species ** | - | (NA) | Here | Phenology |
| 6 | Insecta | Ephemeroptera | Baetidae | Centroptilum | triangulifer | - | Baetid mayfly | Here | Phenology |
| 6 | Insecta | Ephemeroptera | Baetidae | Procloeon | appalachia | - | Small minnow mayfly | Here | Phenology |
| 6 | Insecta | Ephemeroptera | Ephemerellidae | Drunella | walkeri | - | Ephemerellid mayfly | Here | Phenology |
| 6 | Insecta | Ephemeroptera | Ephemerellidae | Ephemerellidae_genus * | species ** | - | (NA) | Here | Phenology |
| 6 | Insecta | Ephemeroptera | Ephemerellidae | Eurylophella | doris | - | Ephemerellid mayfly | Here | Phenology |
| 6 | Insecta | Ephemeroptera | Ephemerellidae | Serratella | carolina | - | Ephemerellid mayfly | Here | Phenology |
| 6 | Insecta | Ephemeroptera | Leptophlebiidae | Leptophlebia | species ** | - | (NA) | Here | Phenology |
| 6 | Insecta | Ephemeroptera | Neoephemeridae | Neoephemera | purpurea | - | Neoephemerid mayfly | Here | Phenology |
| 5 | Insecta | Ephemeroptera | Baetidae | Acentrella | nadineae | - | Small minnow mayfly | Here | Phenology |
| 5 | Insecta | Ephemeroptera | Ephemerellidae | Dannella | simplex | - | (NA) | Here | Phenology |
| 5 | Insecta | Ephemeroptera | Ephemerellidae | Drunella | wayah | - | Ephemerellid mayfly | Here | Phenology |
| 5 | Insecta | Ephemeroptera | Ephemerellidae | Eurylophella | doris/funeralis | - | (NA) | Here | Phenology |
| 5 | Insecta | Ephemeroptera | Ephemerellidae | Timpanoga | lita | - | Ephemerellid mayfly | Here | Phenology |
| 5 | Insecta | Ephemeroptera | Ephemerellidae | Timpanoga | species ** | - | (NA) | Here | Phenology |
| 5 | Insecta | Ephemeroptera | Ephemeridae | Ephemera | varia | - | Burrowing mayfly | Here | Phenology |
| 5 | Insecta | Ephemeroptera | Heptageniidae | Leucrocuta | hebe | - | Flat-headed mayfly | Here | Phenology |
| 5 | Insecta | Ephemeroptera | Heptageniidae | Stenonema | femoratum | - | Flat-headed mayfly | Here | Phenology |
| 5 | Insecta | Ephemeroptera | Heptageniidae | Stenonema | ithaca | - | Flat-headed mayfly | Here | Phenology |
| 5 | Insecta | Ephemeroptera | Isonychiidae | Isonychia | bicolor | - | Brushy-legged mayfly | Here | Phenology |
| 4 | Insecta | Ephemeroptera | Ameletidae | Ameletus | species ** | - | (NA) | Here | Phenology |
| 4 | Insecta | Ephemeroptera | Ameletidae | Ameletus | tertius | - | Combmouthed minnow mayfly | Here | Phenology |
| 4 | Insecta | Ephemeroptera | Baetidae | Plauditus | punctiventris group | - | Small minnow mayfly | Here | Phenology |
| 4 | Insecta | Ephemeroptera | Ephemerellidae | Timpanoga | simplex | - | Ephemerellid mayfly | Here | Phenology |
| 4 | Insecta | Ephemeroptera | Ephemeridae | Ephemera | blanda | - | Burrowing mayfly | Here | Phenology |
| 4 | Insecta | Ephemeroptera | Ephemeridae | Hexagenia | species ** | - | (NA) | Here | Phenology |
| 4 | Insecta | Ephemeroptera | Heptageniidae | Epeorus | fragilis | - | Flat-headed mayfly | Here | Phenology |
| 4 | Insecta | Ephemeroptera | Heptageniidae | Rhithrogena | fasciata | - | Flat-headed mayfly | Here | Phenology |
| 4 | Insecta | Ephemeroptera | Isonychiidae | Isonychia | arida | - | Brushy-legged mayfly | Here | Phenology |
| 4 | Insecta | Ephemeroptera | Isonychiidae | Isonychia | rufa | - | Brushy-legged mayfly | Here | Phenology |
| 3 | Insecta | Ephemeroptera | Baetidae | Centroptilum | alamance | - | Baetid mayfly | Here | Phenology |
| 3 | Insecta | Ephemeroptera | Baetidae | Plauditus | armillatus | - | Small minnow mayfly | Here | Phenology |
| 3 | Insecta | Ephemeroptera | Baetidae | Pseudocloeon | propinquum | - | Baetid mayfly | Here | Phenology |
| 3 | Insecta | Ephemeroptera | Caenidae | Brachycercus | nitidus | - | Candid mayfly | Here | Phenology |
| 3 | Insecta | Ephemeroptera | Ephemerellidae | Dentatella | coxalis | - | (NA) | Here | Phenology |
| 3 | Insecta | Ephemeroptera | Ephemerellidae | Eurylophella | aestiva | - | Ephemerellid mayfly | Here | Phenology |
| 3 | Insecta | Ephemeroptera | Ephemerellidae | Eurylophella | minimella | - | (NA) | Here | Phenology |
| 3 | Insecta | Ephemeroptera | Heptageniidae | Epeorus | subpallidus | - | Flat-headed mayfly | Here | Phenology |
| 3 | Insecta | Ephemeroptera | Heptageniidae | Maccaffertium | sinclairi | - | Flat-headed mayfly | Here | Phenology |
| 3 | Insecta | Ephemeroptera | Heptageniidae | Maccaffertium | terminatum | - | Flat-headed mayfly | Here | Phenology |
| 3 | Insecta | Ephemeroptera | Siphlonuridae | Siphlonurus | species ** | - | (NA) | Here | Phenology |
| 3 | Insecta | Ephemeroptera | Siphlonuridae | Siphlonurus | typicus | - | Primitive minnow mayfly | Here | Phenology |
| 2 | Insecta | Ephemeroptera | Baetidae | Acentrella | femorella | - | Small minnow mayfly | Here | Phenology |
| 2 | Insecta | Ephemeroptera | Baetidae | Acentrella | turbida A | - | Baetid mayfly | Here | Phenology |
| 2 | Insecta | Ephemeroptera | Baetidae | Acentrella | turbida B | - | Baetid mayfly | Here | Phenology |
| 2 | Insecta | Ephemeroptera | Baetidae | Plauditus | dubius | - | Baetid mayfly | Here | Phenology |
| 2 | Insecta | Ephemeroptera | Baetidae | Plauditus | virilis | - | Baetid mayfly | Here | Phenology |
| 2 | Insecta | Ephemeroptera | Baetiscidae | Baetisca | gibbera | - | Baetiscid mayfly | Here | Phenology |
| 2 | Insecta | Ephemeroptera | Caenidae | Caenis | anceps | - | Caenid mayfly | Here | Phenology |
| 2 | Insecta | Ephemeroptera | Caenidae | Caenis | latipennis | - | Caenid mayfly | Here | Phenology |
| 2 | Insecta | Ephemeroptera | Ephemerellidae | Serratella | serratoides | - | Ephemerellid mayfly | Here | Phenology |
| 2 | Insecta | Ephemeroptera | Heptageniidae | Heptagenia | maculipennis | - | Flat-headed mayfly | Here | Phenology |
| 2 | Insecta | Ephemeroptera | Heptageniidae | Leucrocuta | species A | - | Flat-headed mayfly | Here | Phenology |
| 2 | Insecta | Ephemeroptera | Heptageniidae | Maccaffertium | bednariki | - | Flat-headed mayfly | Here | Phenology |
| 2 | Insecta | Ephemeroptera | Heptageniidae | Maccaffertium | mediopunctatum | mediopunctatum | Flat-headed mayfly | Here | Phenology |
| 2 | Insecta | Ephemeroptera | Heptageniidae | Stenacron | candidum | - | Flat-headed mayfly | Here | Phenology |
| 2 | Insecta | Ephemeroptera | Heptageniidae | Stenonema | pudicum | - | Flat-headed mayfly | Here | Phenology |
| 2 | Insecta | Ephemeroptera | Isonychiidae | Isonychia | hoffmani | - | Brushy-legged mayfly | Here | Phenology |
| 2 | Insecta | Ephemeroptera | Isonychiidae | Isonychia | similis | - | Brushy-legged mayfly | Here | Phenology |
| 2 | Insecta | Ephemeroptera | Leptophlebiidae | Habrophlebiodes | americana | - | Leptophlebiid mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Baetidae | Acentrella | alachua | - | Small minnow mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Baetidae | Acentrella | barbarae | - | Small minnow mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Baetidae | Acentrella | parvula | - | Small minnow mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Baetidae | Acentrella | turbida C | - | Baetid mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Baetidae | Acentrella | turbida D | - | Baetid mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Baetidae | Acerpenna | macdunnoughi | - | Small minnow mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Baetidae | Baetis | 3-tailed species | - | 3-tailed baetid mayfly species | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Baetidae | Baetis | alachua | - | Baetid mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Baetidae | Cloeon | species ** | - | (NA) | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Baetidae | Heterocloeon | species ** | - | (NA) | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Baetidae | Labiobaetis | propinquus | - | Baetid mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Baetidae | Paracloeodes | species ** | - | (NA) | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Baetidae | Plauditus | cestus | - | Small minnow mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Baetidae | Procloeon | rivulare | - | Baetid mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Baetidae | Procloeon | viridoculare | - | Baetid mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Caenidae | Caenis | hilaris | - | Caenid mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Ephemerellidae | Attenella | attenuata | - | Ephemerellid mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Ephemerellidae | Attenella | species ** | - | (NA) | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Ephemerellidae | Ephemerella | alleni | - | (NA) | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Ephemerellidae | Ephemerella | septentrionalis | - | Ephemerellid mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Ephemerellidae | Ephemerella | species A | - | (NA) | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Ephemerellidae | Eurylophella | bicolor | - | Ephemerellid mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Ephemerellidae | Serratella | spiculosa | - | Ephemerellid mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Ephemeridae | Hexagenia | limbata | - | Burrowing mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Ephemeroptera_family | Ephemeroptera_genus * | species ** | - | (NA) | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Heptageniidae | Cinygmula | species ** | - | (NA) | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Heptageniidae | Heptagenia | adaequata | - | Flat-headed mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Heptageniidae | Maccaffertium | mediopunctatum | arwini | Flat-headed mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Heptageniidae | Maccaffertium | mediopunctatum | - | Flat-headed mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Heptageniidae | Rhithrogena | anomala | - | Flat-headed mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Heptageniidae | Rhithrogena | n species | - | Flat-headed mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Heptageniidae | Rhithrogena/Epeorus | species ** | - | (NA) | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Heptageniidae | Stenonema | carlsoni | - | Flat-headed mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Heptageniidae | Stenonema | sinclairi | - | Flat-headed mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Isonychiidae | Isonychia | georgiae | - | Brushy-legged mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Isonychiidae | Isonychia | sayi | - | Brushy-legged mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Isonychiidae | Isonychia | tusculanensis | - | Brushy-legged mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Leptophlebiidae | Leptophlebia | johnsoni | - | Leptophlebiid mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Leptophlebiidae | Paraleptophlebia | moerens | - | Leptophlebiid mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Leptophlebiidae | Paraleptophlebia | mollis | - | Leptophlebiid mayfly | Here | Phenology |
| 1 | Insecta | Ephemeroptera | Siphlonuridae | Siphlonurus | mirus | - | Primitive minnow mayfly | Here | Phenology |