For all their differences, both the California spotted owl (
Strix occidentalis occidentalis) and the Jemez Mountains salamander (Plethodon neomexicanus) are experiencing similar alterations to their respective habitats.
Key words: California Spotted Owl, detection probability, occupancy, Sierra Nevada,
Strix occidentalis occidentalis,
I recollect camping there as a kid, hearing Mexican spotted owls (
Strix occidentalis lucida) at night, the whisper of winds over the conifers, and the spattering of water pouring over stones in the canyon bottom in nothing more than a silver rill.
Although all living things are held sacred in the tribe's traditional culture, it was not until the listing of the northern spotted owl (
Strix occidentalis caurina) as a threatened species in 1990 that the tribe hired a wildlife biologist.
Although the federal safety net has not yet been invoked, recent legal proceedings have tried to force the federal government to action over the spotted owl (
Strix occidentalis caurina) in British Columbia and the boreal population of woodland caribou (R.
Many of these silent stalkers are listed as endangered species (in danger of dying out)--from the barn owl found on every continent except Antarctica, to the northern spotted owl,
Strix occidentalis caurina (stricks awks-ih-den-TAL-is cohr-EE-na), of the Pacific Northwest.
Concern also has been expressed about the possible effect of Barred Owl presence on the Northern Spotted Owl (
Strix occidentalis caurina) (USDI 1990, 1992; Gutierrez 1994).
The planting will restore critical habitat for many threatened, endangered, and sensitive species, including the California spelled owl (
Strix occidentalis).
Under the plan, large blocks of reserves are being managed for older forest habitat over an approximately 24 million-acre (9.7 million-hectare) area to address the conservation needs of the threatened northern spotted owl (
Strix occidentalis caurina) and a multitude of other listed and non-listed species.
During our analysis, we noted 5 other species of owls including Great Horned Owl (Bubo virginianus), California Spotted Owl (
Strix occidentalis occidentalis), Northern Saw-whet Owl (Aegolius acadicus), Northern Pygmy Owl (Glaucidium gnoma), and Flammulated Owl (Otus flammeolus).
The Upper San Pedro Basin uplands provide significant habitat for the threatened Mexican spotted owl (
Strix occidentalis lucida) and the nectar-feeding lesser long-nosed bat (Leptonycteris curosoae yerbabuenae).
Strix occidentalis - a large owl of North America found in forests from British Columbia to central Mexico; has dark brown plumage and a heavily spotted chest