SpidersIn Butler County, Ohio
Arrowhead Orbweaver
Verrucosa arenata (Walckenaer, 1841)
Arrowhead Orbweaver in all of OhioRange
Where it is recorded
Season shown in 2 of Ohio's 88 counties. Explore Ohio
- No result yet (25)
- Recorded, too few records for a result (57)
- Recorded, season not shown (4)
- Season shown (2)
Counties as a table
| County | Records |
|---|---|
| Adams County | Recorded, too few records for a result |
| Allen County | Recorded, too few records for a result |
| Ashland County | No qualifying records yet |
| Ashtabula County | Recorded, too few records for a result |
| Athens County | 30 · Recorded, season not shown |
| Auglaize County | No qualifying records yet |
| Belmont County | Recorded, too few records for a result |
| Brown County | Recorded, too few records for a result |
| Butler County | 38 · Season shown |
| Carroll County | Recorded, too few records for a result |
| Champaign County | Recorded, too few records for a result |
| Clark County | Recorded, too few records for a result |
| Clermont County | 21 · Recorded, season not shown |
| Clinton County | Recorded, too few records for a result |
| Columbiana County | Recorded, too few records for a result |
| Coshocton County | Recorded, too few records for a result |
| Crawford County | Recorded, too few records for a result |
| Cuyahoga County | Recorded, too few records for a result |
| Darke County | Recorded, too few records for a result |
| Defiance County | No qualifying records yet |
| Delaware County | Recorded, too few records for a result |
| Erie County | Recorded, too few records for a result |
| Fairfield County | Recorded, too few records for a result |
| Fayette County | No qualifying records yet |
| Franklin County | 34 · Season shown |
| Fulton County | No qualifying records yet |
| Gallia County | Recorded, too few records for a result |
| Geauga County | Recorded, too few records for a result |
| Greene County | Recorded, too few records for a result |
| Guernsey County | Recorded, too few records for a result |
| Hamilton County | 24 · Recorded, season not shown |
| Hancock County | Recorded, too few records for a result |
| Hardin County | No qualifying records yet |
| Harrison County | Recorded, too few records for a result |
| Henry County | No qualifying records yet |
| Highland County | Recorded, too few records for a result |
| Hocking County | Recorded, too few records for a result |
| Holmes County | No qualifying records yet |
| Huron County | No qualifying records yet |
| Jackson County | Recorded, too few records for a result |
| Jefferson County | Recorded, too few records for a result |
| Knox County | Recorded, too few records for a result |
| Lake County | Recorded, too few records for a result |
| Lawrence County | Recorded, too few records for a result |
| Licking County | Recorded, too few records for a result |
| Logan County | Recorded, too few records for a result |
| Lorain County | Recorded, too few records for a result |
| Lucas County | Recorded, too few records for a result |
| Madison County | Recorded, too few records for a result |
| Mahoning County | Recorded, too few records for a result |
| Marion County | No qualifying records yet |
| Medina County | Recorded, too few records for a result |
| Meigs County | Recorded, too few records for a result |
| Mercer County | No qualifying records yet |
| Miami County | Recorded, too few records for a result |
| Monroe County | No qualifying records yet |
| Montgomery County | 24 · Recorded, season not shown |
| Morgan County | Recorded, too few records for a result |
| Morrow County | Recorded, too few records for a result |
| Muskingum County | Recorded, too few records for a result |
| Noble County | Recorded, too few records for a result |
| Ottawa County | No qualifying records yet |
| Paulding County | No qualifying records yet |
| Perry County | Recorded, too few records for a result |
| Pickaway County | Recorded, too few records for a result |
| Pike County | Recorded, too few records for a result |
| Portage County | No qualifying records yet |
| Preble County | Recorded, too few records for a result |
| Putnam County | No qualifying records yet |
| Richland County | Recorded, too few records for a result |
| Ross County | Recorded, too few records for a result |
| Sandusky County | No qualifying records yet |
| Scioto County | Recorded, too few records for a result |
| Seneca County | No qualifying records yet |
| Shelby County | No qualifying records yet |
| Stark County | Recorded, too few records for a result |
| Summit County | Recorded, too few records for a result |
| Trumbull County | Recorded, too few records for a result |
| Tuscarawas County | No qualifying records yet |
| Union County | No qualifying records yet |
| Van Wert County | No qualifying records yet |
| Vinton County | Recorded, too few records for a result |
| Warren County | Recorded, too few records for a result |
| Washington County | Recorded, too few records for a result |
| Wayne County | Recorded, too few records for a result |
| Williams County | No qualifying records yet |
| Wood County | No qualifying records yet |
| Wyandot County | No qualifying records yet |
No mapped range from the range source used, the USGS Gap Analysis Project, which maps land vertebrates only.
Season
When it is recorded
In Butler County
Late June to late September, middle week Aug 23–29
Middle week · Aug 23–29
This week · Nov 8–14
Show over the bars
Records per week from 38 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.
Recorded on 30 dates. Latest record: September 2025.
Show as a table
| Week | Records of Arrowhead Orbweaver | Years recorded | Records of all species |
|---|---|---|---|
| Jan 4–10 | 0 | 0 | 59 |
| Jan 11–17 | 0 | 0 | 104 |
| Jan 18–24 | 0 | 0 | 111 |
| Jan 25–31 | 0 | 0 | 54 |
| Feb 1–7 | 0 | 0 | 62 |
| Feb 8–14 | 0 | 0 | 59 |
| Feb 15–21 | 0 | 0 | 70 |
| Feb 22–28 | 0 | 0 | 117 |
| Mar 1–7 | 0 | 0 | 221 |
| Mar 8–14 | 0 | 0 | 224 |
| Mar 15–21 | 0 | 0 | 250 |
| Mar 22–28 | 0 | 0 | 250 |
| Mar 29 – Apr 4 | 0 | 0 | 464 |
| Apr 5–11 | 0 | 0 | 681 |
| Apr 12–18 | 0 | 0 | 911 |
| Apr 19–25 | 0 | 0 | 1,134 |
| Apr 26 – May 2 | 0 | 0 | 1,163 |
| May 3–9 | 0 | 0 | 1,117 |
| May 10–16 | 0 | 0 | 724 |
| May 17–23 | 0 | 0 | 681 |
| May 24–30 | 0 | 0 | 518 |
| May 31 – Jun 6 | 0 | 0 | 531 |
| Jun 7–13 | 0 | 0 | 605 |
| Jun 14–20 | 0 | 0 | 566 |
| Jun 21–27 | 0 | 0 | 545 |
| Jun 28 – Jul 4 | 4 | 2 | 622 |
| Jul 5–11 | 1 | 1 | 580 |
| Jul 12–18 | 1 | 1 | 658 |
| Jul 19–25 | 2 | 1 | 618 |
| Jul 26 – Aug 1 | 2 | 1 | 664 |
| Aug 2–8 | 3 | 2 | 710 |
| Aug 9–15 | 3 | 2 | 555 |
| Aug 16–22 | 2 | 1 | 856 |
| Aug 23–29 | 7 | 5 | 1,185 |
| Aug 30 – Sep 5 | 4 | 2 | 2,105 |
| Sep 6–12 | 4 | 3 | 2,341 |
| Sep 13–19 | 0 | 0 | 1,284 |
| Sep 20–26 | 1 | 1 | 1,693 |
| Sep 27 – Oct 3 | 2 | 2 | 1,744 |
| Oct 4–10 | 1 | 1 | 1,330 |
| Oct 11–17 | 1 | 1 | 1,154 |
| Oct 18–24 | 0 | 0 | 745 |
| Oct 25–31 | 0 | 0 | 955 |
| Nov 1–7 | 0 | 0 | 261 |
| Nov 8–14 | 0 | 0 | 265 |
| Nov 15–21 | 0 | 0 | 197 |
| Nov 22–28 | 0 | 0 | 187 |
| Nov 29 – Dec 5 | 0 | 0 | 103 |
| Dec 6–12 | 0 | 0 | 173 |
| Dec 13–19 | 0 | 0 | 84 |
| Dec 20–26 | 0 | 0 | 89 |
| Dec 27 – Jan 2 | 0 | 0 | 106 |
In Ohio
Early July to early October, middle week Aug 16–22
Middle week · Aug 16–22
This week · Nov 8–14
Show over the bars
Records per week from 573 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.
Recorded on 355 dates. Latest record: October 2025.
Show as a table
| Week | Records of Arrowhead Orbweaver | 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 | 1 | 1 | 41,623 |
| Apr 26 – May 2 | 0 | 0 | 56,391 |
| May 3–9 | 0 | 0 | 52,952 |
| May 10–16 | 1 | 1 | 53,785 |
| May 17–23 | 0 | 0 | 57,698 |
| May 24–30 | 0 | 0 | 54,651 |
| May 31 – Jun 6 | 3 | 2 | 53,099 |
| Jun 7–13 | 3 | 1 | 53,700 |
| Jun 14–20 | 2 | 1 | 56,625 |
| Jun 21–27 | 5 | 3 | 55,361 |
| Jun 28 – Jul 4 | 14 | 6 | 58,477 |
| Jul 5–11 | 20 | 8 | 61,336 |
| Jul 12–18 | 23 | 8 | 64,722 |
| Jul 19–25 | 40 | 7 | 69,753 |
| Jul 26 – Aug 1 | 39 | 8 | 59,416 |
| Aug 2–8 | 35 | 7 | 59,712 |
| Aug 9–15 | 69 | 9 | 55,994 |
| Aug 16–22 | 60 | 10 | 54,328 |
| Aug 23–29 | 49 | 9 | 51,772 |
| Aug 30 – Sep 5 | 49 | 8 | 57,167 |
| Sep 6–12 | 45 | 9 | 59,075 |
| Sep 13–19 | 36 | 9 | 54,543 |
| Sep 20–26 | 22 | 7 | 45,860 |
| Sep 27 – Oct 3 | 22 | 7 | 43,180 |
| Oct 4–10 | 19 | 8 | 37,841 |
| Oct 11–17 | 8 | 4 | 30,824 |
| Oct 18–24 | 2 | 1 | 21,156 |
| Oct 25–31 | 2 | 2 | 19,021 |
| Nov 1–7 | 0 | 0 | 14,172 |
| Nov 8–14 | 2 | 2 | 12,621 |
| Nov 15–21 | 1 | 1 | 7,965 |
| Nov 22–28 | 1 | 1 | 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 |
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.
Identification
How to identify it
Look-alikes
When
Land cover
Often confused with
- Spined Micrathena Micrathena gracilis28 identifications worldwide named one where the other was meant
- Spotted Orbweaver Neoscona crucifera27 identifications worldwide named one where the other was meant
- Arrow-shaped Orbweaver Micrathena sagittata26 identifications worldwide named one where the other was meant
- Marbled Orbweaver Araneus marmoreus13 identifications worldwide named one where the other was meant
- Red-femured Spotted Orbweaver Neoscona domiciliorum12 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.
Land cover where it is recorded
| Land cover | Its recordsAll Ohio records |
|---|---|
| Forest | 71%31% |
| Developed | 21%49% |
| Farmland | 5%11% |
| Wetland | 2%5% |
| Grassland and shrub | 0.3%0.9% |
From 296 records placed within 100 m, beside all Ohio records placed the same way. People record where they go, so this shows where records come from, not where the species lives. Land cover: USGS Annual NLCD, 2025 (opens in a new tab)
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 Butler County result
38 records from 1 dataset.
- iNaturalist Research-grade Observations (opens in a new tab) · iNaturalist.org · 38 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.
To cite: the GBIF download doi:10.15468/dl.y2jkt8 (opens in a new tab).
A spreadsheet (CSV) with a link to each record, on iNaturalist or GBIF. Records whose location was hidden by the observer or the source are counted but not linked.