180o 135o 90o 45o
80o
A R C T I C O C E A N
Polar
(Arctic)
B e a u f o r t
B a f f i n
S e a
B a y
C h u k c h i
S e a D
B
i
t
e
a
r
v S
t
r
a
Arctic Circle i
n
i
g
s
a
r
k

S S
t
r
t e
n
m
a
r
D
i
a
t i
t
N o
H u d s o n
B e r i n g
S e a
G u l f o f
A l a s k a
North America
40o
N O R T H
A T L A N T I C
O C E A N
G u l f o f
Tropic of Cancer
M e x i c o
Caribbean
Meso-
America
C
a
r
i
b
b
e
a
n
S
e a
P A C I F I C
0o
O C E A N
South America
S O
A T L A
O C
Tropic of Capricorn
40o
Antarctic Circle
A N T A R C T I C
O C E A N
180o 135o 90o 45o