Waterhouse A

Humboldt-Toiyabe National Forest · California · 33 acres · RoadlessArea Rule (2001)
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Observed Species (13)

Species with confirmed research-grade observation records from iNaturalist community science data.

Big Western Juniper (1)
Juniperus grandis
California Red Fir (2)
Abies magnifica
Golden-mantled Ground Squirrel (1)
Callospermophilus lateralis
Mouse-tail Ivesia (1)
Ivesia santolinoides
Mt. Hood Pussy-paws (1)
Calyptridium umbellatum
Northern Flicker (1)
Colaptes auratus
Pacific Treefrog (1)
Pseudacris regilla
Pinemat Manzanita (1)
Arctostaphylos nevadensis
Spotted Towhee (1)
Pipilo maculatus
Western Bluebird (1)
Sialia mexicana
Western Gray Beardtongue (1)
Penstemon laetus
Western White Pine (2)
Pinus monticola
a fungus (1)
Melampsorella elatina
Federally Listed Species (7)

Species identified by the U.S. Fish and Wildlife Service as potentially occurring within this area based on range and habitat data. These designations do not indicate confirmed presence — they identify habitat where agency actions may require consultation under the Endangered Species Act.

Sierra Nevada Yellow-legged Frog
Rana sierraeEndangered
Whitebark Pine
Pinus albicaulisThreatened
California Spotted Owl
Strix occidentalis occidentalis
Gray Wolf
Canis lupus
Monarch
Danaus plexippusProposed Threatened
Northwestern Pond Turtle
Actinemys marmorataProposed Threatened
Sierra Nevada Red Fox
Vulpes vulpes necator
Other Species of Concern (8)

Species identified by the U.S. Fish and Wildlife Service as potentially occurring based on range and habitat data.

American Dipper
Cinclus mexicanus
Bald Eagle
Haliaeetus leucocephalus
Black-throated Gray Warbler
Setophaga nigrescens
Calliope Hummingbird
Selasphorus calliope
Cassin's Finch
Haemorhous cassinii
Evening Grosbeak
Coccothraustes vespertinus
Hermit Warbler
Setophaga occidentalis
Olive-sided Flycatcher
Contopus cooperi
Migratory Birds of Conservation Concern (8)

Birds of conservation concern identified by the U.S. Fish and Wildlife Service as potentially occurring based on range data. These species may warrant additional consideration under the Migratory Bird Treaty Act.

American Dipper
Cinclus mexicanus
Bald Eagle
Haliaeetus leucocephalus
Black-throated Gray Warbler
Setophaga nigrescens
Calliope Hummingbird
Selasphorus calliope
Cassin's Finch
Haemorhous cassinii
Evening Grosbeak
Coccothraustes vespertinus
Hermit Warbler
Setophaga occidentalis
Olive-sided Flycatcher
Contopus cooperi
Vegetation (2)

Composition from LANDFIRE 2024 EVT spatial analysis. Ecosystems classified per NatureServe Terrestrial Ecological Systems.

California Mountain Chaparral
Shrub / Shrubland · 6 ha
GNR48.0%
Mediterranean California Alpine Bedrock and Scree
Sparse / Sparsely Vegetated · 2 ha
15.5%

Waterhouse A

Waterhouse A Roadless Area

Humboldt-Toiyabe National Forest, California · 33 acres