Species conservation. Can the bald eagle still soar after it is delisted?

نویسنده

  • Erik Stokstad
چکیده

Now, the U.S. Fish and Wildlife Service (FWS) in Washington, D.C., is poised to declare victory for the majestic avian by removing the bald eagle from its list of threatened species by a court-ordered deadline of 29 June. Bald-eagle experts agree with the move, although some argue that a small population in the Southwest isn't ready for delisting. Many remain worried, however, about how well new rules to protect the birds will be enforced and the extent to which populations will be monitored. They also call for safeguards to prevent development from encroaching on the birds'remaining habitat.

برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

ثبت نام

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

Pleistocene to historic shifts in bald eagle diets on the Channel Islands, California.

Studies of current interactions among species, their prey, and environmental factors are essential for mitigating immediate threats to population viability, but the true range of behavioral and ecological flexibility can be determined only through research on deeper timescales. Ecological data spanning centuries to millennia provide important contextual information for long-term management stra...

متن کامل

Selection of Priority Species

a) Audubon Watchlist: Red or Yellow List rankings b) Partners in Flight North American Landbird Conservation Plan (Rich et al. 2004): Watch List ranking c) Intermountain West Waterbird Conservation Plan (Ivey and Herziger 2006): High or Moderate Concern rankings d) Intermountain West Regional Shorebird Plan (Oring et al. 2000): Critically Important or Very Important rankings e) Pacific Flyway p...

متن کامل

MICHIGAN WILDLIFE CONTAMINANT TREND MONITORING Nestling Bald Eagle Mercury Report: Spatial Trends

The bald eagle (Haliaeetus leucocephalus) is a widely distributed bird of prey throughout Michigan. It has been extensively studied and is susceptible to the effects of environmental contaminants. As a long-lived apex predator, the species is exposed to the effects of biomagnification, and analysis of tissue samples can produce valuable information about organisms positioned lower in the food c...

متن کامل

A review of factors affecting productivity of bald eagles in the Great Lakes region: implications for recovery.

The bald eagle (Haliaeetus leucocephalus) population in North America declined greatly after World War II due primarily to the eggshell thinning effects of p,p'-DDE, a biodegradation product of DDT. After the banning of DDT in the United States and Canada during the early 1970s, the bald eagle population started to increase. However, this population recovery has not been uniform. Eagles nesting...

متن کامل

Acanthocephala of the bald eagle (Haliaeetus leucocephalus) in North America.

Examination of bald eagles (Haliaeetus leucocephalus) collected from several locations in North America contributed new information concerning the acanthocephalan fauna of this host. Representatives of Arythmorhynchus brevis, representing a new host record, were collected from eagles in Florida, New Hampshire, and Wisconsin. Plagiorhynchus sp. was collected from an eagle in Florida. Corynosoma ...

متن کامل

ذخیره در منابع من


  با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید

برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

ثبت نام

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

عنوان ژورنال:
  • Science

دوره 316 5832  شماره 

صفحات  -

تاریخ انتشار 2007