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For Immediate Release: March 3, 2009
Contact:
American Bird Conservancy, 202-234-7181, ext. 216, www.abcbirds.org
Despite Record Population, Lead Contamination
Still Hindering California Condor’s Recovery
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| California Condor. Photo: Greg Homel |
(Washington, D.C.) The California
Condor has reached a significant milestone: for the first
time in more than 20 years, there are now more birds flying
free in the wild than there are in captivity. California Condors
dwindled to a low of only 22 individuals in 1982, at which
point birds were taken into captivity as part of a recovery
program. The program has been a great success, with the condor
population now flying high at 332. Nine chicks fledged in
the wild in 2008, and there are now 87 birds in the wild in
California, 68 in Arizona, and 19 in Baja California, Mexico.
“The public perception is that condors
have recovered, but the reality is that without constant intervention,
many of the birds would die of lead poisoning from bullet
fragments in their food, and chicks would succumb to starvation
due to trash accumulated in their guts,” said Dr. Michael
Fry, American Bird Conservancy’s Director of Conservation
Advocacy. “Several emergency surgeries have been needed
to remove bottle caps, glass fragments, and other objects
from the stomachs of condors, and many birds have had to be
caught and treated for lead exposure.”
The American Ornithologists’ Union
recently asked six experts, including Dr. Fry, to review the
condor program and make recommendations for continuing the
recovery. Their report confirms the absolute necessity of
eliminating the sources of lead that are poisoning condors,
primarily lead fragments from hunting bullets. This presents
a critical problem, because condors are scavengers and they
often supplement their diet with carcasses left behind by
hunters.
California recently required the use of
non-toxic bullets within the condor’s range. Arizona
has been providing lead-free ammunition to hunters for two
years, and a similar program is now underway in the Zion region
of Utah, but better communication with hunters is needed,
including education on the lead exposure problem. A recent
study found that California’s ban was being complied
with by 99% of hunters, and that the voluntary measures in
Arizona had a 90% compliance rate.
“Two condors died of lead poisoning
in California in 2008,” said Dr. Fry. “Unfortunately,
there will continue to be lead ammunition deaths due to non-compliance.
The best enforcement tool will be a statewide requirement
for non-toxic ammo.”
The California Fish and Game Department
has created a website (http://www.dfg.ca.gov/wildlife/hunting/condor/)
to educate and provide resources for hunters. The state has
now certified 17 ammunition manufacturers of non-lead ammunition.
“Providing hunters with non-toxic
ammunition and encouraging manufacturers and sportsmen’s
organizations to embrace the need for non-toxic ammunition
is essential,” said Dr. Fry. “We were thrilled
to learn that Winchester is now producing non-toxic .22 caliber
ammunition – something that some opponents had claimed
could never be done.”
The panel recommended that each release
program continue supplemental feeding of condors until the
lead issue is resolved. The feeding program allows biologists
to trap and monitor the birds frequently and treat for lead
exposure when birds are poisoned. The feeding and monitoring
aspects of the program are very expensive and time consuming,
and are preventing the program from releasing additional birds
into the wild.
The panel also noted that
condors in California have begun to frequently feed on carcasses
of marine mammals along the Big Sur coast, and recommended
that a contaminants monitoring program be initiated to ensure
that the condors are not being poisoned by this new food source.
Despite the problems, the panel was confident that once lead
exposure has been greatly reduced, the condor populations
in several states have the potential to become self-sustainable.
The AOU report is available at: http://ca.audubon.org/pdf/AOU_CONDOR_REPORT_Aug08_final.pdf.
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American Bird
Conservancy (ABC) conserves native wild birds and their
habitats throughout the Americas. ABC acts to safeguard the
rarest bird species, restore habitats, and reduce threats,
while building capacity in the conservation movement. ABC
is the voice for birds, ensuring that they are adequately
protected; that sufficient funding is available for bird conservation;
and that land is protected and properly managed to maintain
viable habitat. ABC is a 501(c)(3) membership organization
that is consistently awarded a top, four-star rating by the
independent group, Charity Navigator.
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