By Alyssa Randall, BHI Conservancy Intern 2013

1. Spa$al
Pa(erns
of
Sea
Turtle
Nests
on
Bald
Head
Island,
NC
Using
Geographic
Informa$on
Science
Alyssa
Randall
BHIC
Intern
2013

2.
What
is
GIS?
• A
geographic
informa$on
system
(GIS)
integrates
hardware,
soLware,
and
data
for
capturing,
managing,
analyzing,
and
displaying
all
forms
of
geographically
referenced
informa$on.

3. Understanding
Spa$al
Pa(erns
Used
to
make
future
management
strategies
Can
reflect
past
condi$ons
Shows
the
effects
of
habitat
altera$on
Examine
areas
that
are
desirable
for
nes$ng

4. ArcGIS
Interface

5. Data
Breakdown
• Maps
created
July
25,
2013
• 99
nest
mapped
including
their
metadata
• Metadata-­‐
“data
about
data”
– Date
Laid
– GPS
Coordinates
– Reloca$on
Coordinates
– Returning
Turtles
– Satellite
Tagged
Turtles
– PIT
Scan
ID
– Flipper
Tag
ID
Number
– Hatch
Date
– Hatch
Success

6. ArcGIS
A(ribute
Table
(Metadata
Storage)

7.
2013
Nests

8.
Relocated
Nests

9.
Returning
Turtles

10.
Satellite
Tagged
Turtles

11. Future
Research
• Map
addi$onal
years
to
see
trends
and
correla$ons
in
nes$ng
on
Bald
Head
Island
• Examine
the
return
rate
of
turtles
based
on
their
PIT
tag
ID
number
and
flipper
tags
• Overlay
a
beach
nourishment
layer

12.
Acknowledgements
I
would
like
to
thank
Jaymie
for
her
support
during
this
process
and
for
providing
me
with
all
of
the
current
nes$ng
data.
I
would
also
like
to
thank
Patrick
for
providing
with
the
GIS
soLware
that
was
needed
to
carryout
my
project.

13. References
• The
Albemarle-­‐Pamlico
Conserva$on
and
Communi$es
Collabora$ve.
(2009).
Sea-­‐level
Rise
and
Popula1on
Growth
in
North
Carolina.
The
Albemarle-­‐Pamlico
Na$onal
Estuary
Program.
• Appalachian
State
University
(2007,
June
22).
North
Carolina
Coastal
Economy
Vulnerable
To
Sea-­‐level
Rise.
ScienceDaily.
Retrieved
February
24,
2012,
from
h(p://
www.sciencedaily.com-­‐
/releases/2007/06/070622184644.htm
• Barber,
J.,
Bellis,
J.,
Blackmore,
A.,
Crabtree,
T.,
Keller,
M.,
Lamb,
N.,
Richardson,
D.,
&
Robbins,
M.
(2008).
Percep1ons
of
Sea-­‐level
Rise
Among
Adult
Residents
of
North
Carolina's
Outer
Banks.
University
of
North
Carolina-­‐
Chapel
Hill.
• Centers
for
Ocean
Sciences
Educa$on
Excellence.
(2010).
Thermal
Expansion
and
Sea-­‐level
Rise.
University
of
Maine,
Retrieved
from
h(p://cosee.umaine.edu/cfuser/resources/tr_sea_level.pdf
• Gore,
B.,
Carey
M.,
Hill
T.,
Covi
M.
(2011).
Sea-­‐level
Rise
Vulnerability
in
the
Albemarle
Pamlico
Estuarine
System.
[Web
Map].
Retrieved
from
h(p://www.ecu.edu/renci/Focus/SeaLevelRise.html
• Justus,
J.,
&
Fletcher,
S.
(2006).
Global
Climate
Change.
Congressional
Research,
The
Library
of
Congress,
Retrieved
from
h(p://www.earth-­‐news.org/NLE/CRSreports/06apr/IB89005.pdf
• Kalo,
J.,
&
Clark,
W.
(2005).
Legal
1des.
North
Carolina
Coastal
Resources
Law,
Planning,
and
Policy
Center,
Retrieved
from
h(p://www.nccoastallaw.org/legal$des/lt_spring05.pdf