Double-striped Bluet
Enallagma basidens Calvert, 1902
Double-striped Bluet in all of Ohio
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Class
- Insecta
- Order
- Odonata
- Family
- Coenagrionidae
- Genus
- Enallagma
Range
Where it is recorded
Season shown in 9 of Ohio's 88 counties. Explore Ohio
- No result yet (48)
- Recorded, too few records for a result (0)
- Recorded, season not shown (31)
- Season shown (9)
Counties as a table
| County | Records |
|---|---|
| Adams County | No qualifying records yet |
| Allen County | No qualifying records yet |
| Ashland County | No qualifying records yet |
| Ashtabula County | 44 · Recorded, season not shown |
| Athens County | 30 · Recorded, season not shown |
| Auglaize County | No qualifying records yet |
| Belmont County | 66 · Recorded, season not shown |
| Brown County | No qualifying records yet |
| Butler County | No qualifying records yet |
| Carroll County | No qualifying records yet |
| Champaign County | 163 · Season shown |
| Clark County | 66 · Season shown |
| Clermont County | 32 · Recorded, season not shown |
| Clinton County | No qualifying records yet |
| Columbiana County | No qualifying records yet |
| Coshocton County | No qualifying records yet |
| Crawford County | No qualifying records yet |
| Cuyahoga County | No qualifying records yet |
| Darke County | 20 · Recorded, season not shown |
| Defiance County | No qualifying records yet |
| Delaware County | No qualifying records yet |
| Erie County | No qualifying records yet |
| Fairfield County | No qualifying records yet |
| Fayette County | No qualifying records yet |
| Franklin County | 348 · Recorded, season not shown |
| Fulton County | 22 · Recorded, season not shown |
| Gallia County | No qualifying records yet |
| Geauga County | No qualifying records yet |
| Greene County | 196 · Season shown |
| Guernsey County | No qualifying records yet |
| Hamilton County | 25 · Season shown |
| Hancock County | 21 · Recorded, season not shown |
| Hardin County | 50 · Recorded, season not shown |
| Harrison County | 24 · Recorded, season not shown |
| Henry County | No qualifying records yet |
| Highland County | 20 · Recorded, season not shown |
| Hocking County | No qualifying records yet |
| Holmes County | No qualifying records yet |
| Huron County | No qualifying records yet |
| Jackson County | No qualifying records yet |
| Jefferson County | 52 · Season shown |
| Knox County | 32 · Recorded, season not shown |
| Lake County | No qualifying records yet |
| Lawrence County | 32 · Season shown |
| Licking County | 54 · Recorded, season not shown |
| Logan County | 26 · Recorded, season not shown |
| Lorain County | 86 · Recorded, season not shown |
| Lucas County | 291 · Season shown |
| Madison County | 52 · Recorded, season not shown |
| Mahoning County | No qualifying records yet |
| Marion County | 27 · Recorded, season not shown |
| Medina County | 65 · Recorded, season not shown |
| Meigs County | No qualifying records yet |
| Mercer County | No qualifying records yet |
| Miami County | 36 · Recorded, season not shown |
| Monroe County | 20 · Recorded, season not shown |
| Montgomery County | 112 · Recorded, season not shown |
| Morgan County | 29 · Recorded, season not shown |
| Morrow County | 20 · Recorded, season not shown |
| Muskingum County | No qualifying records yet |
| Noble County | 67 · Recorded, season not shown |
| Ottawa County | No qualifying records yet |
| Paulding County | No qualifying records yet |
| Perry County | No qualifying records yet |
| Pickaway County | 34 · Recorded, season not shown |
| Pike County | No qualifying records yet |
| Portage County | No qualifying records yet |
| Preble County | 22 · Recorded, season not shown |
| Putnam County | No qualifying records yet |
| Richland County | No qualifying records yet |
| Ross County | 24 · Recorded, season not shown |
| Sandusky County | 26 · Season shown |
| Scioto County | No qualifying records yet |
| Seneca County | No qualifying records yet |
| Shelby County | No qualifying records yet |
| Stark County | 42 · Recorded, season not shown |
| Summit County | 43 · Season shown |
| Trumbull County | No qualifying records yet |
| Tuscarawas County | No qualifying records yet |
| Union County | 24 · Recorded, season not shown |
| Van Wert County | No qualifying records yet |
| Vinton County | No qualifying records yet |
| Warren County | 23 · Recorded, season not shown |
| Washington County | No qualifying records yet |
| Wayne County | No qualifying records yet |
| Williams County | No qualifying records yet |
| Wood County | No qualifying records yet |
| Wyandot County | 51 · Recorded, season not shown |
No mapped range from the range source used, the USGS Gap Analysis Project, which maps land vertebrates only.
Season
When it is recorded
In Hamilton County
Mid-May to late August, middle week Jul 19–25
Records per week from 25 records in 6 of the 10 years from 2016 to 2025. Shows when people recorded it, not how common it is. The grey bars show how many records of all species were made here each week, so you can see when recording itself was high or low; the season is not adjusted by them.
Show as a table
| Week | Records of Double-striped Bluet | Years recorded | Records of all species |
|---|---|---|---|
| Jan 4–10 | 0 | 0 | 392 |
| Jan 11–17 | 0 | 0 | 344 |
| Jan 18–24 | 0 | 0 | 312 |
| Jan 25–31 | 0 | 0 | 206 |
| Feb 1–7 | 0 | 0 | 357 |
| Feb 8–14 | 0 | 0 | 383 |
| Feb 15–21 | 0 | 0 | 366 |
| Feb 22–28 | 0 | 0 | 391 |
| Mar 1–7 | 0 | 0 | 551 |
| Mar 8–14 | 0 | 0 | 523 |
| Mar 15–21 | 0 | 0 | 750 |
| Mar 22–28 | 0 | 0 | 1,012 |
| Mar 29 – Apr 4 | 0 | 0 | 1,535 |
| Apr 5–11 | 0 | 0 | 1,960 |
| Apr 12–18 | 0 | 0 | 2,492 |
| Apr 19–25 | 0 | 0 | 2,403 |
| Apr 26 – May 2 | 0 | 0 | 3,783 |
| May 3–9 | 0 | 0 | 3,307 |
| May 10–16 | 0 | 0 | 2,059 |
| May 17–23 | 2 | 2 | 2,153 |
| May 24–30 | 1 | 1 | 2,390 |
| May 31 – Jun 6 | 2 | 1 | 2,648 |
| Jun 7–13 | 1 | 1 | 2,715 |
| Jun 14–20 | 0 | 0 | 2,695 |
| Jun 21–27 | 1 | 1 | 2,714 |
| Jun 28 – Jul 4 | 2 | 2 | 3,220 |
| Jul 5–11 | 3 | 2 | 2,980 |
| Jul 12–18 | 0 | 0 | 3,031 |
| Jul 19–25 | 3 | 2 | 2,961 |
| Jul 26 – Aug 1 | 1 | 1 | 2,795 |
| Aug 2–8 | 4 | 2 | 2,884 |
| Aug 9–15 | 2 | 2 | 2,696 |
| Aug 16–22 | 0 | 0 | 2,535 |
| Aug 23–29 | 0 | 0 | 2,536 |
| Aug 30 – Sep 5 | 2 | 2 | 2,606 |
| Sep 6–12 | 1 | 1 | 2,980 |
| Sep 13–19 | 0 | 0 | 2,959 |
| Sep 20–26 | 0 | 0 | 2,313 |
| Sep 27 – Oct 3 | 0 | 0 | 2,122 |
| Oct 4–10 | 0 | 0 | 1,828 |
| Oct 11–17 | 0 | 0 | 1,793 |
| Oct 18–24 | 0 | 0 | 1,338 |
| Oct 25–31 | 0 | 0 | 1,023 |
| Nov 1–7 | 0 | 0 | 676 |
| Nov 8–14 | 0 | 0 | 593 |
| Nov 15–21 | 0 | 0 | 384 |
| Nov 22–28 | 0 | 0 | 496 |
| Nov 29 – Dec 5 | 0 | 0 | 356 |
| Dec 6–12 | 0 | 0 | 478 |
| Dec 13–19 | 0 | 0 | 285 |
| Dec 20–26 | 0 | 0 | 322 |
| Dec 27 – Jan 2 | 0 | 0 | 388 |
Reported as an adult
Only 5 records here are marked as adults, too few to show a adult season. One needs at least 20 records from 5 different years.
Reported as a larva
No records here are marked as larvae yet, so there is no larva season to show. One needs at least 20 records from 5 different years.
In Ohio
Late May to late September, middle week Jul 12–18
Records per week from 4,507 records in 10 of the 10 years from 2016 to 2025. Shows when people recorded it, not how common it is. The grey bars show how many records of all species were made here each week, so you can see when recording itself was high or low; the season is not adjusted by them.
Show as a table
| Week | Records of Double-striped Bluet | Years recorded | Records of all species |
|---|---|---|---|
| Jan 4–10 | 0 | 0 | 6,211 |
| Jan 11–17 | 0 | 0 | 5,146 |
| Jan 18–24 | 0 | 0 | 4,645 |
| Jan 25–31 | 0 | 0 | 4,698 |
| Feb 1–7 | 0 | 0 | 6,023 |
| Feb 8–14 | 0 | 0 | 5,888 |
| Feb 15–21 | 0 | 0 | 5,436 |
| Feb 22–28 | 0 | 0 | 6,846 |
| Mar 1–7 | 0 | 0 | 8,321 |
| Mar 8–14 | 0 | 0 | 10,384 |
| Mar 15–21 | 0 | 0 | 12,620 |
| Mar 22–28 | 0 | 0 | 13,949 |
| Mar 29 – Apr 4 | 0 | 0 | 19,661 |
| Apr 5–11 | 0 | 0 | 26,860 |
| Apr 12–18 | 0 | 0 | 39,925 |
| Apr 19–25 | 0 | 0 | 41,623 |
| Apr 26 – May 2 | 0 | 0 | 56,391 |
| May 3–9 | 11 | 4 | 52,952 |
| May 10–16 | 32 | 7 | 53,785 |
| May 17–23 | 165 | 10 | 57,698 |
| May 24–30 | 220 | 10 | 54,651 |
| May 31 – Jun 6 | 326 | 10 | 53,099 |
| Jun 7–13 | 293 | 10 | 53,700 |
| Jun 14–20 | 263 | 10 | 56,625 |
| Jun 21–27 | 272 | 10 | 55,361 |
| Jun 28 – Jul 4 | 250 | 10 | 58,477 |
| Jul 5–11 | 246 | 10 | 61,336 |
| Jul 12–18 | 213 | 10 | 64,722 |
| Jul 19–25 | 183 | 10 | 69,753 |
| Jul 26 – Aug 1 | 162 | 10 | 59,416 |
| Aug 2–8 | 201 | 10 | 59,712 |
| Aug 9–15 | 189 | 10 | 55,994 |
| Aug 16–22 | 174 | 10 | 54,328 |
| Aug 23–29 | 197 | 10 | 51,772 |
| Aug 30 – Sep 5 | 247 | 10 | 57,167 |
| Sep 6–12 | 235 | 10 | 59,075 |
| Sep 13–19 | 212 | 10 | 54,543 |
| Sep 20–26 | 140 | 9 | 45,860 |
| Sep 27 – Oct 3 | 93 | 9 | 43,180 |
| Oct 4–10 | 106 | 8 | 37,841 |
| Oct 11–17 | 52 | 9 | 30,824 |
| Oct 18–24 | 16 | 5 | 21,156 |
| Oct 25–31 | 7 | 3 | 19,021 |
| Nov 1–7 | 0 | 0 | 14,172 |
| Nov 8–14 | 2 | 1 | 12,621 |
| Nov 15–21 | 0 | 0 | 7,965 |
| Nov 22–28 | 0 | 0 | 8,136 |
| Nov 29 – Dec 5 | 0 | 0 | 6,083 |
| Dec 6–12 | 0 | 0 | 6,004 |
| Dec 13–19 | 0 | 0 | 5,423 |
| Dec 20–26 | 0 | 0 | 5,661 |
| Dec 27 – Jan 2 | 0 | 0 | 8,459 |
Reported as an adult
No adult season shown here. Most records come from a single year, so a season is not shown yet.
Reported as a larva
No records here are marked as larvae yet, so there is no larva season to show. One needs at least 20 records from 5 different years.
What these results show
These results show when people recorded a species, not when or where it occurs. Missing weeks and low counts do not mean absence or scarcity, and counts are not abundance. Contributed records reflect where, when and what people chose to observe.
Relatives
In the same genus
Other Enallagma recorded in Hamilton County
Identification
How to identify it
Often confused with
- Familiar Bluet Enallagma civileOften confused in Ohio: 17 identifications in Ohio named one where the other was meant
- Stream Bluet Enallagma exsulans18 identifications worldwide named one where the other was meant
From iNaturalist’s similar-species counts, refreshed monthly: confusions in Ohio first, then worldwide. Only species with an Ohio result are listed.
Months not reported
- Jan: no record
- Feb: no record
- Mar: no record
- Apr: recorded
- May: recorded
- Jun: recorded
- Jul: recorded
- Aug: recorded
- Sep: recorded
- Oct: recorded
- Nov: recorded
- Dec: no record
Not reported in Ohio in December to March, 2016 to 2025.
Times of day, land cover and photos from records are not shown for species whose locations are protected.
Sources
Where these results come from
- Records from iNaturalist research-grade observations and expert-identified GBIF datasets, CC0, CC BY and CC BY-NC. Sources
- Seasons use the published method and its evidence thresholds. Methods
- See it on iNaturalist (opens in a new tab)OpenPhenology is independent and not affiliated with iNaturalist.
Records behind the Ohio result
4,507 records from 2 datasets.
- iNaturalist Research-grade Observations (opens in a new tab) · iNaturalist.org · 4,465 recordsiNaturalist contributors, iNaturalist (2026). iNaturalist Research-grade Observations. iNaturalist.org. Occurrence dataset https://doi.org/10.15468/ab3s5x accessed via GBIF.org on 2026-11-13.
- iNaturalist observations (opens in a new tab) · iNaturalist.org · 42 recordsiNaturalist. Available from https://www.inaturalist.org. Accessed 2026-11-13
To cite: the GBIF download doi:10.15468/dl.y2jkt8 (opens in a new tab).
Links to individual records are not shown for this species, to protect the places it is recorded.