Dunlin (Calidris alpina)
(c) Paul Reeves, some rights reserved (CC BY-NC-SA), uploaded by Paul Reeves · CC BY-NC-SA 4.0 (opens in a new tab) · iNaturalist (opens in a new tab)
BirdsIn Ottawa County, Ohio

Dunlin

Calidris alpina (Linnaeus, 1758)

Dunlin in all of Ohio
Kingdom
Animalia
Phylum
Chordata
Class
Aves
Near Ottawa County

Range

Where it is recorded

Season shown in 0 of Ohio's 88 counties. Its mapped range covers 88. Explore Ohio

  • No result yet (0)
  • Within its mapped range (55)
  • Recorded, too few records for a result (31)
  • Recorded, season not shown (2)
  • Season shown (0)
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
Dunlin by Ohio county: records and mapped range
CountyRecordsIn mapped range
Adams CountyNo qualifying records yetYes: migration
Allen CountyRecorded, too few records for a resultYes: migration
Ashland CountyNo qualifying records yetYes: migration
Ashtabula CountyNo qualifying records yetYes: migration
Athens CountyRecorded, too few records for a resultYes: migration
Auglaize CountyRecorded, too few records for a resultYes: migration
Belmont CountyRecorded, too few records for a resultYes: migration
Brown CountyNo qualifying records yetYes: migration
Butler CountyRecorded, too few records for a resultYes: migration
Carroll CountyNo qualifying records yetYes: migration
Champaign CountyNo qualifying records yetYes: migration
Clark CountyRecorded, too few records for a resultYes: migration
Clermont CountyRecorded, too few records for a resultYes: migration
Clinton CountyNo qualifying records yetYes: migration
Columbiana CountyNo qualifying records yetYes: migration
Coshocton CountyNo qualifying records yetYes: migration
Crawford CountyNo qualifying records yetYes: migration
Cuyahoga CountyRecorded, too few records for a resultYes: migration
Darke CountyRecorded, too few records for a resultYes: migration
Defiance CountyNo qualifying records yetYes: migration
Delaware CountyNo qualifying records yetYes: migration
Erie CountyRecorded, too few records for a resultYes: migration
Fairfield CountyNo qualifying records yetYes: migration
Fayette CountyNo qualifying records yetYes: migration
Franklin CountyRecorded, too few records for a resultYes: migration
Fulton CountyNo qualifying records yetYes: migration
Gallia CountyNo qualifying records yetYes: migration
Geauga CountyNo qualifying records yetYes: migration
Greene CountyNo qualifying records yetYes: migration
Guernsey CountyNo qualifying records yetYes: migration
Hamilton CountyRecorded, too few records for a resultYes: migration
Hancock CountyRecorded, too few records for a resultYes: migration
Hardin CountyNo qualifying records yetYes: migration
Harrison CountyNo qualifying records yetYes: migration
Henry CountyNo qualifying records yetYes: migration
Highland CountyRecorded, too few records for a resultYes: migration
Hocking CountyNo qualifying records yetYes: migration
Holmes CountyNo qualifying records yetYes: migration
Huron CountyNo qualifying records yetYes: migration
Jackson CountyNo qualifying records yetYes: migration
Jefferson CountyNo qualifying records yetYes: migration
Knox CountyRecorded, too few records for a resultYes: migration
Lake CountyRecorded, too few records for a resultYes: migration
Lawrence CountyNo qualifying records yetYes: migration
Licking CountyNo qualifying records yetYes: migration
Logan CountyRecorded, too few records for a resultYes: migration
Lorain CountyRecorded, too few records for a resultYes: migration
Lucas County133 · Recorded, season not shownYes: migration
Madison CountyRecorded, too few records for a resultYes: migration
Mahoning CountyNo qualifying records yetYes: migration
Marion CountyNo qualifying records yetYes: migration
Medina CountyRecorded, too few records for a resultYes: migration
Meigs CountyNo qualifying records yetYes: migration
Mercer CountyRecorded, too few records for a resultYes: migration
Miami CountyNo qualifying records yetYes: migration
Monroe CountyNo qualifying records yetYes: migration
Montgomery CountyRecorded, too few records for a resultYes: migration
Morgan CountyNo qualifying records yetYes: migration
Morrow CountyNo qualifying records yetYes: migration
Muskingum CountyRecorded, too few records for a resultYes: migration
Noble CountyNo qualifying records yetYes: migration
Ottawa County37 · Recorded, season not shownYes: migration
Paulding CountyNo qualifying records yetYes: migration
Perry CountyNo qualifying records yetYes: migration
Pickaway CountyRecorded, too few records for a resultYes: migration
Pike CountyNo qualifying records yetYes: migration
Portage CountyNo qualifying records yetYes: migration
Preble CountyNo qualifying records yetYes: migration
Putnam CountyNo qualifying records yetYes: migration
Richland CountyNo qualifying records yetYes: migration
Ross CountyNo qualifying records yetYes: migration
Sandusky CountyRecorded, too few records for a resultYes: migration
Scioto CountyNo qualifying records yetYes: migration
Seneca CountyNo qualifying records yetYes: migration
Shelby CountyNo qualifying records yetYes: migration
Stark CountyRecorded, too few records for a resultYes: migration
Summit CountyRecorded, too few records for a resultYes: migration
Trumbull CountyRecorded, too few records for a resultYes: migration
Tuscarawas CountyNo qualifying records yetYes: migration
Union CountyNo qualifying records yetYes: migration
Van Wert CountyNo qualifying records yetYes: migration
Vinton CountyNo qualifying records yetYes: migration
Warren CountyRecorded, too few records for a resultYes: migration
Washington CountyNo qualifying records yetYes: migration
Wayne CountyRecorded, too few records for a resultYes: migration
Williams CountyNo qualifying records yetYes: migration
Wood CountyNo qualifying records yetYes: migration
Wyandot CountyRecorded, too few records for a resultYes: migration

Season

When it is recorded

In Ottawa County

Not enough evidence

The weeks are still too uncertain to show a season. Based on 37 records in 8 of the 10 years from 2016 to 2025, above the minimum of 20 records from 5 different years.
Show over the bars
Recording in Ottawa County · records of all species each week, 13,333 in all

Records per week from 37 records in 8 of the 10 years from 2016 to 2025. Shows when people recorded it, not a season or how common it is.

Show as a table
Records of Dunlin in Ottawa County each week, and records of all species
WeekRecords of DunlinYears recordedRecords of all species
Jan 4–100042
Jan 11–170040
Jan 18–240041
Jan 25–310014
Feb 1–70022
Feb 8–140022
Feb 15–210037
Feb 22–280078
Mar 1–70065
Mar 8–140041
Mar 15–210062
Mar 22–281179
Mar 29 – Apr 40079
Apr 5–110080
Apr 12–1800189
Apr 19–2511235
Apr 26 – May 200203
May 3–931557
May 10–161861,468
May 17–23841,043
May 24–3041430
May 31 – Jun 611351
Jun 7–1300223
Jun 14–2000267
Jun 21–2700463
Jun 28 – Jul 400405
Jul 5–1100376
Jul 12–1800448
Jul 19–2500387
Jul 26 – Aug 100406
Aug 2–800430
Aug 9–1500814
Aug 16–2200447
Aug 23–2900353
Aug 30 – Sep 500430
Sep 6–1200406
Sep 13–1900448
Sep 20–2600366
Sep 27 – Oct 300274
Oct 4–1000280
Oct 11–1700169
Oct 18–2400136
Oct 25–3100105
Nov 1–70081
Nov 8–1411136
Nov 15–210040
Nov 22–280053
Nov 29 – Dec 50051
Dec 6–120036
Dec 13–190031
Dec 20–260042
Dec 27 – Jan 20052

In Ohio

Mid-October to late May, 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 383 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 224 dates. Latest record: December 2025.

Show as a table
Records of Dunlin in Ohio each week, and records of all species
WeekRecords of DunlinYears recordedRecords of all species
Jan 4–10226,211
Jan 11–17005,146
Jan 18–24114,645
Jan 25–31114,698
Feb 1–7116,023
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 22–284313,949
Mar 29 – Apr 43319,661
Apr 5–112126,860
Apr 12–189439,925
Apr 19–259641,623
Apr 26 – May 225956,391
May 3–931552,952
May 10–16931053,785
May 17–23751057,698
May 24–3036854,651
May 31 – Jun 66453,099
Jun 7–130053,700
Jun 14–202156,625
Jun 21–270055,361
Jun 28 – Jul 41158,477
Jul 5–111161,336
Jul 12–180064,722
Jul 19–250069,753
Jul 26 – Aug 10059,416
Aug 2–80059,712
Aug 9–150055,994
Aug 16–220054,328
Aug 23–290051,772
Aug 30 – Sep 50057,167
Sep 6–121159,075
Sep 13–190054,543
Sep 20–261145,860
Sep 27 – Oct 32243,180
Oct 4–106437,841
Oct 11–172230,824
Oct 18–2411621,156
Oct 25–314419,021
Nov 1–715614,172
Nov 8–1423712,621
Nov 15–21757,965
Nov 22–28548,136
Nov 29 – Dec 5116,083
Dec 6–12116,004
Dec 13–19005,423
Dec 20–26005,661
Dec 27 – Jan 2228,459

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

  • Sanderling Calidris alba190 identifications worldwide named one where the other was meant
  • Least Sandpiper Calidris minutilla93 identifications worldwide named one where the other was meant
  • Willet Tringa semipalmata42 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: recorded
  2. Feb: recorded
  3. Mar: recorded
  4. Apr: recorded
  5. May: recorded
  6. Jun: recorded
  7. Jul: recorded
  8. Aug: no record
  9. Sep: recorded
  10. Oct: recorded
  11. Nov: recorded
  12. Dec: recorded

Not reported in Ohio in August, 2016 to 2025.

Land cover where it is recorded

Land coverIts recordsAll Ohio records
Developed30%49%
Open water27%3%
Farmland15%11%
Wetland15%5%
Barren8%0.6%
Grassland and shrub3%0.9%
Forest2%31%

From 119 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

383 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.