Little Brown Myotis

Little Brown Myotis in a constructed bat box.

The little brown bat (Myotis lucifugus) is an ecological generalist, using a wide range of roost types and eating a broad diet of flying insects.

Map

Kootenay Bat Project

Range

  • Overall distribution ranges from the treeline in Canada to the southern United States
  • Populations occur throughout Columbia Basin

Habitat

  • Occurs in a wide range of habitats (upland, wetland, dryland and riparian).
  • Maternity colonies occur in trees, caves and anthropogenic structures

Reproduction

  • Mate in fall and give birth to one young in early summer after a gestation of 50 to 60 days
  • During the summer, females form maternity colonies of up to hundreds of individuals

Listing and Date

Listing Date
B.C. List Yellow
COSEWIC Not listed N/A
SARA Not listed N/A

Threats to Species

  • Decimation by White Nose Syndrome in eastern North America
  • Loss of foraging and roosting habitat (forestry, reservoir creation, mine deactivation)
  • Disturbance at maternity roosts

Select Reports

For more information on this species, visit:
The BC Species and Ecosystem Explorer where you should enter "Little Brown Myotis" or "Myotis lucifugus" in the Species Name field.

 

SPECIES

Amphibians
Columbia Spotted Frog
Long-toed Salamander
Northern Leopard Frog
Western Toad

Birds
Common Nighthawk
Great Blue Heron
Harlequin Duck
Lewis’s Woodpecker
Northern Goshawk
Sharp-tailed Grouse
Vaux’s Swift
Western Screech Owl
Yellow Warbler
Yellow-breasted Chat

Fish
Bull Trout
White Sturgeon

Flora
Common Camas
Whitebark Pine

Mammals
Badger
Big Brown Bat
Rocky Mountain Bighorn Sheep
Elk
Grizzly Bear
Selkirk Least Chipmunk
Moose
Mountain Caribou
Mountain Goat
Mule Deer
California Myotis
Fringed Myotis
Little Brown Myotis
Long-eared Myotis
Long-legged Myotis
Northern Myotis
Yuma Myotis
Silver-Haired Myotis
Townsend's Big-eared Bat
White-tailed Deer
Wolverine
Yellow-pine Chipmunk

Reptiles
Western Painted Turtle
Western Yellow-bellied Racer
Western Skink

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