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Snakes and spiders in Cheatham County, Tennessee

Cheatham County, home of Ashland City, has 16 snake and 4 spider species on record, from 335 licensed snake and 92 spider records. Venomous species here: the northern cottonmouth, the eastern copperhead and the brown recluse.

16snake species
4spider species
3venomous
Bitten in Cheatham County? Call 911 for a venomous snakebite or any bite with trouble breathing. For advice on any bite or sting, call Poison Help at 1-800-222-1222 (free, 24/7, U.S.-wide). Do not cut the wound, suck out venom or use a tourniquet. General information, not medical advice. Do not handle or try to identify a snake or spider by this page; if unsure, treat it as venomous.

Are there venomous snakes or spiders in Cheatham County?

Yes. The northern cottonmouth: 76 licensed records, 55% of all Tennessee records of it. The eastern copperhead: 2 licensed records, 1% of all Tennessee records of it. The brown recluse: on record, no openly licensed records to count.

What snakes are in Cheatham County?

In all, 16 snake species are on the Cheatham County list. The most recorded are the ring-necked snake (102), the northern cottonmouth (76) and the northern water snake (37). Cheatham County holds more than half of all Tennessee records of the northern cottonmouth and the eastern ribbonsnake.

#SpeciesRecordsShare of Tennessee records
1Ring-necked snake
Diadophis punctatus
10229%
2Northern cottonmouth venomous
Agkistrodon piscivorus
7655%
3Northern water snake
Nerodia sipedon
3711%
4DeKay's brown snake
Storeria dekayi
2017%
5Eastern rat snake
Pantherophis alleghaniensis
188%
6Queen snake
Regina septemvittata
1727%
7Eastern ribbonsnake
Thamnophis saurita
1461%
8Eastern racer
Coluber constrictor
108%
9Plain-bellied watersnake
Nerodia erythrogaster
915%
10Smooth earth snake
Virginia valeriae
916%
11Eastern black kingsnake
Lampropeltis nigra
76%
12Common garter snake
Thamnophis sirtalis
52%
13Rough greensnake
Opheodrys aestivus
34%
14Eastern copperhead venomous
Agkistrodon contortrix
21%
15Eastern wormsnake
Carphophis amoenus
11%
16Eastern milksnake
Lampropeltis triangulum
——
Source: GBIF records located in Cheatham County (GADM level 2), read 2026-09-29. Listed from records under any license; counts are CC0/CC BY only.

When are snakes out in Cheatham County?

Observation records of snakes in Cheatham County run mostly March through November, peaking in March with 29% of them; across Tennessee the peak is April.

January: 3 observation records (1%)JanFebruary: 20 observation records (6%)Feb6%March: 95 observation records (29%)Mar29%April: 39 observation records (12%)Apr12%May: 9 observation records (3%)MayJune: 24 observation records (7%)Jun7%July: 14 observation records (4%)JulAugust: 12 observation records (4%)AugSeptember: 13 observation records (4%)SepOctober: 48 observation records (15%)Oct15%November: 45 observation records (14%)Nov14%December: 8 observation records (2%)Dec

What spiders are in Cheatham County?

In all, 4 spider species are on the Cheatham County list. The most recorded are the southeastern wandering spider (8), the dark fishing spider (7) and the orchard orbweaver (2).

#SpeciesRecordsShare of Tennessee records
1Southeastern wandering spider
Anahita punctulata
833%
2Dark fishing spider
Dolomedes tenebrosus
78%
3Orchard orbweaver
Leucauge venusta
21%
4Brown recluse venomous
Loxosceles reclusa
——
Source: GBIF records located in Cheatham County (GADM level 2), read 2026-09-29. Listed from records under any license; counts are CC0/CC BY only.

When are spiders out in Cheatham County?

Observation records of spiders in Cheatham County run mostly March through October, peaking in June with 24% of them; across Tennessee the peak is July.

January: 0 observation records (0%)JanFebruary: 2 observation records (2%)FebMarch: 3 observation records (3%)MarApril: 5 observation records (5%)AprMay: 8 observation records (9%)May9%June: 22 observation records (24%)Jun24%July: 21 observation records (23%)Jul23%August: 9 observation records (10%)Aug10%September: 6 observation records (7%)Sep7%October: 9 observation records (10%)Oct10%November: 2 observation records (2%)NovDecember: 4 observation records (4%)Dec

What stands out in Cheatham County

Species for which Cheatham County holds a large share of all Tennessee records: the eastern ribbonsnake, 61% (14 of 23); the northern cottonmouth, 55% (76 of 138); the ring-necked snake, 29% (102 of 347); the queen snake, 27% (17 of 63); the DeKay's brown snake, 17% (20 of 116).

Common in Tennessee, not on the Cheatham County list

Among the snakes most recorded across Tennessee, these do not reach the county list: the diamondback water snake (67 statewide). Few records here can mean the species is rare in the county, or that few people have looked.

Harmless lookalikes in Cheatham County

Copperheads are on the county list, and so are harmless species often taken for them: the northern water snake, the eastern rat snake, the plain-bellied watersnake and the eastern milksnake. Cottonmouths are on the county list, and so are harmless species often taken for them: the northern water snake and the plain-bellied watersnake. No coral snakes reach the county list, and GBIF holds no coral snake record for Tennessee under any license, so one reported here is most likely a harmless lookalike: the eastern milksnake.

Cheatham County among Tennessee counties

By licensed snake records Cheatham County ranks 1st of 87 Tennessee counties with any.

Other Tennessee counties with their own page: Knox County and Sevier County.

The whole state: venomous species in Tennessee, all snakes, all spiders.

GBIF records read 2026-09-29. Listed: any license. Counted: CC0/CC BY only. How we count.

About these numbers

A species is listed for a state once GBIF holds at least 10 records of it located inside the state by coordinates, under any license. Every count, share, month and county shown is computed only from records published under CC0 or CC BY, so a listed species can show few or no counted records. Monthly patterns show when people record snakes and spiders, which also reflects when people are outdoors. Venomous status follows taxonomy: pit vipers and coral snakes; widow and recluse spiders; the Arizona bark scorpion. Records filed under older names count for the species they belong to today. Full methodology.