The southwestern willow flycatcher
's distribution only magnifies conservation challenges.
Like the Rio Grande silvery minnow, the southwestern willow flycatcher
has benefited from habitat changes on the Pueblo.
Friday's announcement by Dale Hall, director of the Fish and Wildlife Service, may prove to be good news for Rocky Mountain jumping mouse, a Western bird known as the "mosquito king," the Southwestern willow flycatcher
, the white-tailed prairie dog, the arroyo toad, the California red-legged frog, the Canada lynx and 12 species of Hawaiian picture-wing flies.
Livestock trample riverbanks and eat the vegetation, contributing to erosion, decreased water quality, and loss of woodland habitat for the endangered southwestern willow flycatcher
and other birds.
The Bureau of Reclamation spends millions of dollars annually in an attempt to mitigate the ecological effects of the dam, but has not succeeded in reversing the decline of species like the humpback chub, razorback sucker, and the southwestern willow flycatcher
. Many scientists like Wegner believe that recovery through the current adaptive management approach is impossible without restoring the original warm, silty flows of the Colorado River.
Under the agreement, Mondavi is enhancing a stretch of riparian habitat for the California red-legged frog (the famed jumping frog of Mark Twain's story) and two rare species of birds--the least Bell's vireo and the Southwestern willow flycatcher
. The agreement keenly illustrates Mondavi's proactive approach to stewardship.
In a similar case last year, a New Mexico court ruled against the Fish and Wildlife Service when a cattle-growers association challenged the critical-habitat designation for the southwestern willow flycatcher
. Citing that loss, the Bush administration says it anticipated defeat in the suit filed by the home builders.
Its deep roots suck up vast amounts of water that would otherwise support habitat for the southwestern willow flycatcher
and other endangered species.
The valley provides a habitat for the southwestern willow flycatcher
, a bird placed on the Endangered Species list last year by the U.S.
Russian olive, the woody plant in which the greatest percentage of nests at the Middle Rio Grande were constructed, is frequently used as a nest-site by other riparian-nesting birds including mourning dove (Zenaida macroura), yellow-billed cuckoo (Coccyzus americanus), southwestern willow flycatcher
(Empidonax traillii extimus), and yellow-breasted chat (Icteria virens; Knopf and Olson, 1984; Stoleson and Finch, 2001).
Food habits of the southwestern willow flycatcher
during the nesting season, pp.
The idea of helping a small fish, the Little Colorado spinedace (Lepidomeda vittata), and possibly attracting migratory birds such as the southwestern willow flycatcher
(Empidonax traillii extimus) was something Jim wanted.