ALASKAN SEA OTTER LISTED AS
ENDANGERED
Implementing a settlement agreement won
by the Center for Biological Diversity and Turtle Island
Restoration Network, the U.S. Fish and Wildlife Service placed
the Southwest Alaska sea otter on the endangered species list on
8/9/05. Otter populations in the Aleutian Islands and the Alaska
Peninsula declined precipitously in the past decade, leading
Center scientists to document the species’ plight and file
a petition to have it protected in 2000. Unfortunately,
bureaucrats in Washington, D.C. stalled the listing process
initiated by the Alaska office of the U.S. Fish and Wildlife
Service. The Center and Turtle Island were forced to file suit
in 2003, winning a listing proposal in 2004.
In 2005, government biologists concluded
that the sea otter continued to decline after the Center filed
its petition. Yet, Washington bureaucrats again delayed the
protection process, forcing the Center to file a second suit
resulting in the final listing rule.
After the fur trade nearly pushed the sea
otter over the precipice of extinction, the species was saved by
an international treaty banning fur trade. The Alaska sea otter
population made a remarkable comeback, and by 1985 it comprised
over 80% of the world’s total sea otter population.
Unfortunately around 1985, it began one of the most widespread
and precipitous population declines in recorded history.
Endangered listing will ensure its survival as the Endangered
Species Act has a 99% success rate as preventing extinction and
has improved the status of the great majority of species it
protects.
Learn
more about Alaskan sea otters and the Center's efforts to
protect them, click here.
FOUR SOUTHWESTERN INVERTEBRATES LISTED AS
ENDANGERED
Implementing a legal settlement agreement
obtained by the Center for Biological Diversity and Forest
Guardians, the U.S. Fish and Wildlife Service placed three
southwestern snails and a crustacean on the endangered species
list on 8/10/05. The Roswell springsnail, Koster's tryonia,
Pecos assiminea, and Noel's amphipod occur in four small wetland
areas in the Roswell Basin of southern New Mexico and Northern
Texas. The basin is underlain by two aquifers that bubble up
through soluble limestone and dolomite deposits, creating unique
karst formations including underground streams, springs, seeps,
and wetlands. The area in which these three snails and Noel's
amphipod are found is the last known habitat for other endemic
mollusks and crustaceans as well. Unfortunately, all are
threatened by groundwater pumping, oil and gas exploration,
water pollution, and wetland draining.
The New Mexico Department of Game and
Fish petitioned the U.S. Fish and Wildlife Service to list these
and seven other species as endangered in 1985. An initial
decision to protect them was issued in 1986, but as is often the
case, the process stalled and nothing further happened until the
Center filed suit in 2001. A listing proposal was issued in
2002, but the process again bogged down, prompting a second
lawsuit. This month’s listing comes some 20 years after
the state petitioned for protection.
All four species will now benefit from
the development of a federal recovery plan. The Pecos Assiminea
was also granted critical habitat.
AGREEMENT REACHED ON MONTANA GRAYLING
PROTECTION
Ending more than a decade of delays, the
Center for Biological Diversity and the Western Watershed
Project have reached an agreement with the U.S. Fish and
Wildlife Service requiring the agency to decide whether the
Montana fluvial arctic grayling should be placed on the
endangered list by April 2007.
A member of the salmon family, the arctic
grayling is widely distributed across Canada and Alaska.
Historically, fluvial populations existed in only two places in
the lower 48 states: Michigan and the upper Missouri River of
Montana. The Michigan populations went extinct by the 1930s, and
populations in Montana were restricted to the Big Hole River by
the end of the 1970s. It was acknowledged to be an endangered
species in 1994, but its protection has been stalled for over a
decade. The grayling’s slide toward extinction has been
driven by dewatering of its stream habitat and loss of the
riparian forests. Extensive water withdrawals from the Big Hole
River and seven consecutive years of drought continue to
threaten it.
Pressure to list the grayling under the
Endangered Species Act has spurred new conservation measures.
Last year, the Natural Resource Conservation Service paid about
one million dollars to Big Hole landowners to leave water in the
river. Montana Fish Wildlife and Parks is working on a
"candidate conservation agreement with assurances"
hoped to provide more habitat protection, but flows are
presently below levels necessary to sustain Grayling survival
and recovery.
12 HAWAIIAN PICTURE WINGS TO BE LISTED AS
ENDANGERED
The Center for Biological Diversity has
reached a legal agreement with the U.S. Fish and Wildlife
Service that will result in the protection of 12 species of
picture wings on the federal endangered list. The species have
been under review for protection since scientists sounded
warning bells in 1995. Under the agreement, the Fish and
Wildlife Service will make a final decision on protecting the
species in April 2006.
Hawaii is renowned for its unique
species, but few are as amazing as the 111 species of picture
wing flies that evolved from a single female migrating from the
mainland some five million years ago. Their evolution is one of
the most well studied in all of nature and has led to numerous
advances in genetics and evolutionary theory. Scientists
recently discovered that the picture wings may possess
auto-immune system characteristics previously unknown to medical
science which may unlock cures for AIDS, cancer, or the West
Nile virus.
Hawaiian picture wings are often called
the "birds of paradise" of the insect world because of
their intricate mating rituals and dances. One of the species in
today’s suit, Nalo kihikihi (Drosophila
heteroneura) is also known as the "hammerhead"
because its males have evolved a long, narrow head much like
that of the hammerhead shark to attract females and to butt
heads with male competitors. Like some birds and mammals, but
rare in the insect world, picture wings defend special mating
areas called "leks" where males dance, wrestle, sing,
or butt heads in a performance designed to impress
females.
Unfortunately, Hawaiian picture wings are
gravely threatened. Seventeen or more may already be extinct; as
many as 50 may be in serious decline. The hammerhead, for
example, formerly occurred at 16 sites on four of the island of
Hawaii’s five volcanoes. It disappeared from every site
and was feared extinct until rediscovered at a single site on
the Hualalai volcano in 1993.
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