Species Threat

Search CO Bat Matrix > Canyon bat (formerly western pipistrelle) (Parastrellus hesperus) Threat Matrix

Species Profile

Pipistrellus hesperus was not found using caves during surveys by Siemers (2002) in CO. Armstrong et al. (1994) suggest cracks and crevices of rock faces as the predominantly used roost structures in CO as is found elsewhere across the West for this species.

Scope	Severity	Immediacy
Insignificant	Insignificant	Insignificant

Cave Access Management(grating)

	A =	Substantial, imminent threat
	B =	Moderate and imminent threat
	C =	Substantial, non-imminent threat
	D =	Moderate, non-imminent threat
	E =	Localized substantial threat
	F =	Widespread, low-severity threat
	G =	Slightly threatened
	U =	Unknown

Cave Access Management(grating)

Canyon bat (formerly western pipistrelle) (Parastrellus hesperus)
Family:Vespertilionidae

Species Profile

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Cave Access Management(grating) Canyon bat (formerly western pipistrelle) (Parastrellus hesperus) Family:Vespertilionidae

Species Profile

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Cave Access Management(grating)

Canyon bat (formerly western pipistrelle) (Parastrellus hesperus)
Family:Vespertilionidae

Web Projects

About Us