Thought folks would be interested in the various whooping crane
populations. This comes from the Operation Migration website. Bob
Russell, USFWS
Date: July 14 2008 - Entry 1
Reporter Liz Condie
:
Subject: WHOOPING CRANE POPULATIONS UPDATE
Location Main Office
:
Tom Stehn,
Whooping
Crane
Coordinator
at the
Aransas
National
Wildlife
Refuge and
co-chair of
the
International
Whooping
Crane
Recovery Team
sent along
the following
to update the
species'
population
stats.
WILD
POPULATIONS
ADULT
YOUNG
TOTAL
ADULT PAIRS
Aransas/Wood
Buffalo
227
39
266
72
The total of
266 Whooping
cranes in
this
population is
its estimated
current size.
64 chicks
hatched this
spring from a
record 66
nests but
they are not
added to the
count until
they reach
the Aransas
Refuge in the
fall.
ADULT
YOUNG
TOTAL
ADULT PAIRS
Florida
Non-Migratory
33
0
33
12
No chicks
fledged in
the wild in
2008. The
total of 33
birds
reflects
those
regularly
monitored in
Florida. A
few
additional
cranes could
be present in
unknown
locations.
ADULT
YOUNG
TOTAL
ADULT PAIRS
Eastern
Migratory
72
28
100
11
Five breeding
facilities
(Patuxent
Wildlife
Research
Center,
International
Crane
Foundation,
Calgary Zoo,
San Antonio
Zoo, and
Species
Survival
Center in New
Orleans)
either
provided eggs
or hatched
and raised
chicks in
2008. Four
eggs came
from
abandoned
wild nests in
Wisconsin and
were
successfully
hatched at
Patuxent.
Approximately
28 chicks are
being raised
for the
release
programs in
central
Wisconsin (19
ultralight, 9
direct autumn
release). As
of July 15
none of these
have yet
fledged.
ADULT
YOUNG
TOTAL
ADULT PAIRS
Totals in the
Wild
332
67
399
95
Captive
Populations
ADU
LT
YOUNG
TOTAL
B
REEDIN
G
PAIRS
Patuxent
Wildlife
Research
Center, MD
63
*2
65
13
International
Crane
Foundation, WI
35
0
35
11
Devonian
Wildlife
Conservation
Centre, AB
22
0
22
6
Species
Survival
Center, LA
11
0
11
1
Calgary Zoo,
AB
2
0
2
0
New Orleans
Zoo, LA
2
0
2
0
San Antonio
Zoo, TX
7
0
7
1
Homosassa
Springs
Wildlife State
Park, FL
2
0
2
0
Lowry Park
Zoo, Tampa, FL
1
0
1
0
Jacksonville
Zoo, FL
2
0
2
0
Milwaukee
County Zoo, WI
1
0
1
0
Totals in
Captivity
148
2
150
32
*These young
are genetic
holdbacks and
will remain
in captivity
as future
breeding
stock.
Note: The
table above
does not
reflect
captive young
that have
entered the
2008
reintroductio
n programs.
WHOOPING
CRANE
POPULATION
TOTALS
ADULT
YO
UN
G
TOT
AL
In the Wild
332
67
399
In Captivity
148
2
150
Totals
480
69
549
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