Rhode Island mammals

Silver-haired Bat in Rhode Island

Lasionycteris noctivagans

Native to Rhode Island SU Unrankable in Rhode Island

Not listed as nonindigenous in Rhode Island by USGS NAS; native to its Rhode Island range.

IUCN Red List status

  1. LC
  2. NT
  3. VU
  4. EN
  5. CR
  6. EW
  7. EX

LC – Least Concern

Widespread and abundant; not at risk.

Silver-haired bat tucked into loose barkSilver-haired bat roosting against barkSilver-frosted back of a silver-haired batLive silver-haired bat perched on a rock face
Photo: Mark Richman · CC BY 4.0Silver-haired bat tucked into loose barkPhoto: David LaMagna · CC BY 4.0Silver-haired bat roosting against barkPhoto: David LaMagna · CC BY 4.0Silver-frosted back of a silver-haired batPhoto: Jeff Bartlett · CC BY 4.0Live silver-haired bat perched on a rock face

Silver-haired Bat in Rhode Island, by the numbers

Occasional in Rhode Island 36th most recorded of 72 mammals logged in Rhode Island

16 occurrence records

Records from 2000–2026.

When to look for the Silver-haired Bat in Rhode Island

Most sightings fall in November.

16 Rhode Island occurrence records (iNaturalist and GBIF) by month of year, 2000–2026. Shows when the species is recorded, not a guarantee of presence. Based on a small number of dated records; the seasonal pattern may not be representative.

Monthly Rhode Island records (table)
MonthRecords
January2
February2
March1
April2
May0
June1
July0
August2
September1
October0
November4
December1

Monthly silver-haired bat occurrence records (iNaturalist and GBIF) in Rhode Island, 2000–2026.

Seasonality

Year-round in Rhode Island, with recorded sightings peaking in November.

Occurrence map

Where Silver-haired Bat has been recorded in Rhode Island

16 records mapped · zoom and drag to explore

16 Rhode Island records mapped

Where it's recorded in Rhode Island

CountyRecords
Washington County 12
Providence County 1
Kent County 1
Bristol County 1
Other localities 1

The complete county distribution, spread across 4 Rhode Island counties. Every occurrence record falls in one county, so these sum to the total. Counties from GBIF and US Census boundaries.

Rhode Island has 16 silver-haired bat records for 2000–2026, all from GBIF. November leads with four, while January, February, April, and August each have two; May, July, and October have none. These occurrence records are not a count of bats in the state.

NatureServe assigns the species SU (Unrankable) in Rhode Island. Arcadia Management Area, Ninigret National Wildlife Refuge, and Colt State Park are the listed search areas, but the sparse, discontinuous monthly record does not identify a dependable season or a leading site.

Silver-haired bat tucked into loose bark
Full species profile Silver-haired Bat Lasionycteris noctivagans Size 9.5–11.5 cm3.7–4.5 in Weight 11 g0.4 oz Lifespan 12 yr View the full profile

More mammals in Rhode Island in the atlas

Data & sources

The data and visualizations on this page draw on these open sources:

  • GBIFCC-BY 4.0occurrence records behind the range map, elevation, and record counts
  • iNaturalistCC0 / CC-BY / CC-BY-SAobservations, photos, and audio recordings
  • NatureServe ExplorerCC-BYthe state conservation rank
  • IUCN Red Listattributed factthe global conservation status
  • USGS NASpublic domainnative / introduced status
  • Natural Earthpublic domainthe relief basemap