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Thirteen-lined Ground Squirrel (Ictidomys tridecemlineatus)
(c) Ryan Douglas, some rights reserved (CC BY-NC), uploaded by Ryan Douglas · CC BY-NC 4.0 (opens in a new tab) · iNaturalist (opens in a new tab)
MammalsIn Ohio

Thirteen-lined Ground Squirrel

Ictidomys tridecemlineatus (Mitchill, 1821)

Kingdom
Animalia
Phylum
Chordata
Class
Mammalia
Order
Rodentia
Family
Sciuridae
Genus
Ictidomys
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Range

Where it is recorded

Not enough evidence yet

Recorded in 10 of Ohio's 88 counties, with too few records in each for a result. Its published mapped range covers 65 of Ohio's 88 counties.

  • No result yet (23)
  • Within its mapped range (55)
  • Recorded, too few records for a result (10)
  • Recorded, season not shown (0)
  • 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
Thirteen-lined Ground Squirrel by Ohio county: records and mapped range
CountyRecordsIn mapped range
Adams CountyNo qualifying records yetNo
Allen CountyNo qualifying records yetYes: year-round
Ashland CountyNo qualifying records yetYes: year-round
Ashtabula CountyNo qualifying records yetNo
Athens CountyNo qualifying records yetYes: year-round
Auglaize CountyNo qualifying records yetYes: year-round
Belmont CountyNo qualifying records yetNo
Brown CountyNo qualifying records yetYes: year-round
Butler CountyRecorded, too few records for a resultYes: year-round
Carroll CountyNo qualifying records yetNo
Champaign CountyNo qualifying records yetYes: year-round
Clark CountyRecorded, too few records for a resultYes: year-round
Clermont CountyNo qualifying records yetYes: year-round
Clinton CountyNo qualifying records yetYes: year-round
Columbiana CountyNo qualifying records yetNo
Coshocton CountyNo qualifying records yetYes: year-round
Crawford CountyNo qualifying records yetYes: year-round
Cuyahoga CountyNo qualifying records yetNo
Darke CountyNo qualifying records yetYes: year-round
Defiance CountyNo qualifying records yetYes: year-round
Delaware CountyNo qualifying records yetYes: year-round
Erie CountyNo qualifying records yetYes: year-round
Fairfield CountyRecorded, too few records for a resultYes: year-round
Fayette CountyNo qualifying records yetYes: year-round
Franklin CountyRecorded, too few records for a resultYes: year-round
Fulton CountyRecorded, too few records for a resultYes: year-round
Gallia CountyNo qualifying records yetNo
Geauga CountyNo qualifying records yetNo
Greene CountyNo qualifying records yetYes: year-round
Guernsey CountyNo qualifying records yetYes: year-round
Hamilton CountyNo qualifying records yetYes: year-round
Hancock CountyNo qualifying records yetYes: year-round
Hardin CountyNo qualifying records yetYes: year-round
Harrison CountyNo qualifying records yetNo
Henry CountyNo qualifying records yetYes: year-round
Highland CountyNo qualifying records yetYes: year-round
Hocking CountyNo qualifying records yetYes: year-round
Holmes CountyNo qualifying records yetYes: year-round
Huron CountyNo qualifying records yetYes: year-round
Jackson CountyNo qualifying records yetYes: year-round
Jefferson CountyNo qualifying records yetNo
Knox CountyNo qualifying records yetYes: year-round
Lake CountyNo qualifying records yetNo
Lawrence CountyNo qualifying records yetNo
Licking CountyNo qualifying records yetYes: year-round
Logan CountyNo qualifying records yetYes: year-round
Lorain CountyNo qualifying records yetYes: year-round
Lucas CountyNo qualifying records yetYes: year-round
Madison CountyRecorded, too few records for a resultYes: year-round
Mahoning CountyNo qualifying records yetNo
Marion CountyNo qualifying records yetYes: year-round
Medina CountyNo qualifying records yetYes: year-round
Meigs CountyNo qualifying records yetNo
Mercer CountyNo qualifying records yetYes: year-round
Miami CountyRecorded, too few records for a resultYes: year-round
Monroe CountyNo qualifying records yetNo
Montgomery CountyNo qualifying records yetYes: year-round
Morgan CountyNo qualifying records yetYes: year-round
Morrow CountyNo qualifying records yetYes: year-round
Muskingum CountyNo qualifying records yetYes: year-round
Noble CountyNo qualifying records yetNo
Ottawa CountyNo qualifying records yetYes: year-round
Paulding CountyNo qualifying records yetYes: year-round
Perry CountyNo qualifying records yetYes: year-round
Pickaway CountyRecorded, too few records for a resultYes: year-round
Pike CountyNo qualifying records yetYes: year-round
Portage CountyNo qualifying records yetNo
Preble CountyNo qualifying records yetYes: year-round
Putnam CountyNo qualifying records yetYes: year-round
Richland CountyNo qualifying records yetYes: year-round
Ross CountyNo qualifying records yetYes: year-round
Sandusky CountyNo qualifying records yetYes: year-round
Scioto CountyNo qualifying records yetNo
Seneca CountyNo qualifying records yetYes: year-round
Shelby CountyNo qualifying records yetYes: year-round
Stark CountyNo qualifying records yetNo
Summit CountyNo qualifying records yetNo
Trumbull CountyNo qualifying records yetNo
Tuscarawas CountyNo qualifying records yetNo
Union CountyNo qualifying records yetYes: year-round
Van Wert CountyNo qualifying records yetYes: year-round
Vinton CountyNo qualifying records yetYes: year-round
Warren CountyRecorded, too few records for a resultYes: year-round
Washington CountyNo qualifying records yetNo
Wayne CountyRecorded, too few records for a resultYes: year-round
Williams CountyNo qualifying records yetYes: year-round
Wood CountyNo qualifying records yetYes: year-round
Wyandot CountyNo qualifying records yetYes: year-round

Season

When it is recorded

In Ohio

Late April to mid-July, middle week early June

Recorded in two separate seasons, each shown with its own early, middle and late weeks. A later season is not shown: only 18 records, too few.

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

Records per week from 50 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 Thirteen-lined Ground Squirrel in Ohio each week, and records of all species
WeekRecords of Thirteen-lined Ground SquirrelYears 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 40019,661
Apr 5–111126,860
Apr 12–180039,925
Apr 19–250041,623
Apr 26 – May 25356,391
May 3–90052,952
May 10–162253,785
May 17–232257,698
May 24–301154,651
May 31 – Jun 64253,099
Jun 7–135353,700
Jun 14–202256,625
Jun 21–272255,361
Jun 28 – Jul 41158,477
Jul 5–112261,336
Jul 12–183264,722
Jul 19–251169,753
Jul 26 – Aug 11159,416
Aug 2–81159,712
Aug 9–152155,994
Aug 16–222254,328
Aug 23–293351,772
Aug 30 – Sep 52257,167
Sep 6–122259,075
Sep 13–192254,543
Sep 20–260045,860
Sep 27 – Oct 31143,180
Oct 4–100037,841
Oct 11–172230,824
Oct 18–240021,156
Oct 25–310019,021
Nov 1–70014,172
Nov 8–140012,621
Nov 15–21007,965
Nov 22–28118,136
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

  • Eastern Chipmunk Tamias (Tamias) striatus22 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: no record
  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 March, 2016 to 2025.

Land cover where it is recorded

Land coverIts recordsAll Ohio records
Farmland70%11%
Developed30%49%

From 20 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

50 records from 1 dataset.

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.