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Blue-gray Gnatcatcher (Polioptila caerulea)
(c) Greg Lasley, some rights reserved (CC BY-NC), uploaded by Greg Lasley · CC BY-NC 4.0 (opens in a new tab) · iNaturalist (opens in a new tab)
BirdsIn Ohio

Blue-gray Gnatcatcher

Polioptila caerulea (Linnaeus, 1766)

Kingdom
Animalia
Phylum
Chordata
Class
Aves
Order
Passeriformes
Family
Polioptilidae
Genus
Polioptila
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Range

Where it is recorded

Season shown in 1 of Ohio's 88 counties. Its mapped range covers 88. Explore Ohio

  • No result yet (0)
  • Within its mapped range (34)
  • Recorded, too few records for a result (47)
  • Recorded, season not shown (6)
  • Season shown (1)
Boundaries: U.S. Census Bureau, 2025 Cartographic Boundary Files, 1:500,000. Range: USGS Gap Analysis Project, Species Range Maps CONUS_2001 (2018). Show as a table
Counties as a table
Blue-gray Gnatcatcher by Ohio county: records and mapped range
CountyRecordsIn mapped range
Adams CountyRecorded, too few records for a resultYes: summer
Allen CountyNo qualifying records yetYes: summer
Ashland CountyNo qualifying records yetYes: summer
Ashtabula CountyNo qualifying records yetYes: summer
Athens CountyRecorded, too few records for a resultYes: summer
Auglaize CountyNo qualifying records yetYes: summer
Belmont CountyRecorded, too few records for a resultYes: summer
Brown CountyNo qualifying records yetYes: summer
Butler County23 · Recorded, season not shownYes: summer
Carroll CountyRecorded, too few records for a resultYes: summer
Champaign CountyRecorded, too few records for a resultYes: summer
Clark CountyRecorded, too few records for a resultYes: summer
Clermont CountyRecorded, too few records for a resultYes: summer
Clinton CountyNo qualifying records yetYes: summer
Columbiana CountyRecorded, too few records for a resultYes: summer
Coshocton CountyRecorded, too few records for a resultYes: summer
Crawford CountyNo qualifying records yetYes: summer
Cuyahoga County65 · Recorded, season not shownYes: summer
Darke CountyRecorded, too few records for a resultYes: summer
Defiance CountyRecorded, too few records for a resultYes: summer
Delaware CountyRecorded, too few records for a resultYes: summer
Erie CountyRecorded, too few records for a resultYes: summer
Fairfield CountyRecorded, too few records for a resultYes: summer
Fayette CountyNo qualifying records yetYes: summer
Franklin County61 · Recorded, season not shownYes: summer
Fulton CountyNo qualifying records yetYes: summer
Gallia CountyNo qualifying records yetYes: summer
Geauga CountyRecorded, too few records for a resultYes: summer
Greene CountyRecorded, too few records for a resultYes: summer
Guernsey CountyNo qualifying records yetYes: summer
Hamilton County61 · Season shownYes: summer
Hancock CountyRecorded, too few records for a resultYes: summer
Hardin CountyRecorded, too few records for a resultYes: summer
Harrison CountyRecorded, too few records for a resultYes: summer
Henry CountyNo qualifying records yetYes: summer
Highland CountyRecorded, too few records for a resultYes: summer
Hocking CountyRecorded, too few records for a resultYes: summer
Holmes CountyRecorded, too few records for a resultYes: summer
Huron CountyRecorded, too few records for a resultYes: summer
Jackson CountyNo qualifying records yetYes: summer
Jefferson CountyRecorded, too few records for a resultYes: summer
Knox CountyRecorded, too few records for a resultYes: summer
Lake County23 · Recorded, season not shownYes: summer
Lawrence CountyNo qualifying records yetYes: summer
Licking CountyRecorded, too few records for a resultYes: summer
Logan CountyNo qualifying records yetYes: summer
Lorain CountyRecorded, too few records for a resultYes: summer
Lucas County98 · Recorded, season not shownYes: summer
Madison CountyNo qualifying records yetYes: summer
Mahoning CountyNo qualifying records yetYes: summer
Marion CountyNo qualifying records yetYes: summer
Medina CountyRecorded, too few records for a resultYes: summer
Meigs CountyNo qualifying records yetYes: summer
Mercer CountyNo qualifying records yetYes: summer
Miami CountyNo qualifying records yetYes: summer
Monroe CountyNo qualifying records yetYes: summer
Montgomery CountyRecorded, too few records for a resultYes: summer
Morgan CountyRecorded, too few records for a resultYes: summer
Morrow CountyRecorded, too few records for a resultYes: summer
Muskingum CountyRecorded, too few records for a resultYes: summer
Noble CountyNo qualifying records yetYes: summer
Ottawa CountyRecorded, too few records for a resultYes: summer
Paulding CountyNo qualifying records yetYes: summer
Perry CountyNo qualifying records yetYes: summer
Pickaway CountyRecorded, too few records for a resultYes: summer
Pike CountyNo qualifying records yetYes: summer
Portage CountyRecorded, too few records for a resultYes: summer
Preble CountyNo qualifying records yetYes: summer
Putnam CountyNo qualifying records yetYes: summer
Richland CountyRecorded, too few records for a resultYes: summer
Ross CountyNo qualifying records yetYes: summer
Sandusky CountyNo qualifying records yetYes: summer
Scioto CountyRecorded, too few records for a resultYes: summer
Seneca CountyNo qualifying records yetYes: summer
Shelby CountyRecorded, too few records for a resultYes: summer
Stark CountyRecorded, too few records for a resultYes: summer
Summit County45 · Recorded, season not shownYes: summer
Trumbull CountyRecorded, too few records for a resultYes: summer
Tuscarawas CountyRecorded, too few records for a resultYes: summer
Union CountyRecorded, too few records for a resultYes: summer
Van Wert CountyNo qualifying records yetYes: summer
Vinton CountyRecorded, too few records for a resultYes: summer
Warren CountyRecorded, too few records for a resultYes: summer
Washington CountyRecorded, too few records for a resultYes: summer
Wayne CountyRecorded, too few records for a resultYes: summer
Williams CountyRecorded, too few records for a resultYes: summer
Wood CountyNo qualifying records yetYes: summer
Wyandot CountyNo qualifying records yetYes: summer

Season

When it is recorded

In Ohio

Mid-April to early August, middle week May 10–16

Show over the bars
Recording in Ohio · records of all species each week, 1,691,199 in all

Records per week from 880 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 432 dates. Latest record: September 2025.

Show as a table
Records of Blue-gray Gnatcatcher in Ohio each week, and records of all species
WeekRecords of Blue-gray GnatcatcherYears recordedRecords of all species
Jan 4–10006,211
Jan 11–17005,146
Jan 18–24004,645
Jan 25–31004,698
Feb 1–7006,023
Feb 8–14005,888
Feb 15–21005,436
Feb 22–28006,846
Mar 1–7008,321
Mar 8–140010,384
Mar 15–210012,620
Mar 22–280013,949
Mar 29 – Apr 41119,661
Apr 5–115326,860
Apr 12–1844939,925
Apr 19–251231041,623
Apr 26 – May 21401056,391
May 3–91261052,952
May 10–161541053,785
May 17–23731057,698
May 24–3036754,651
May 31 – Jun 622953,099
Jun 7–1311853,700
Jun 14–2021456,625
Jun 21–2713555,361
Jun 28 – Jul 411758,477
Jul 5–117561,336
Jul 12–1810764,722
Jul 19–2513869,753
Jul 26 – Aug 19759,416
Aug 2–86459,712
Aug 9–1512455,994
Aug 16–2211754,328
Aug 23–2910851,772
Aug 30 – Sep 54457,167
Sep 6–129659,075
Sep 13–193354,543
Sep 20–262245,860
Sep 27 – Oct 30043,180
Oct 4–103237,841
Oct 11–170030,824
Oct 18–240021,156
Oct 25–310019,021
Nov 1–70014,172
Nov 8–140012,621
Nov 15–21117,965
Nov 22–28008,136
Nov 29 – Dec 5006,083
Dec 6–12006,004
Dec 13–19005,423
Dec 20–26005,661
Dec 27 – Jan 2008,459

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

Often confused with

  • Northern Mockingbird Mimus polyglottos58 identifications worldwide named one where the other was meant
  • Tufted Titmouse Baeolophus bicolor47 identifications worldwide named one where the other was meant
  • Ruby-crowned Kinglet Corthylio calendula27 identifications worldwide named one where the other was meant
  • Gray Catbird Dumetella carolinensis26 identifications worldwide named one where the other was meant
  • Dark-eyed Junco Junco hyemalis20 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

  1. Jan: no record
  2. Feb: no record
  3. Mar: recorded
  4. Apr: recorded
  5. May: recorded
  6. Jun: recorded
  7. Jul: recorded
  8. Aug: recorded
  9. Sep: recorded
  10. Oct: recorded
  11. Nov: recorded
  12. Dec: no record

Not reported in Ohio in December to February, 2016 to 2025.

Land cover where it is recorded

Land coverIts recordsAll Ohio records
Forest39%31%
Developed32%49%
Wetland20%5%
Farmland6%11%
Open water1%3%
Barren0.7%0.6%

From 287 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 Ohio result

880 records from 2 datasets.

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.