1.1
SEA SEARCH METHODS
78987!:5!";55;,<7=>
5#6*0!-/#1%!-4/%/3
EASY
MODERATE
HARD
Gear
! "#$#%&'!(&)*+&
! ,'#-./&+0!&10!-*1(#'
! 2#%*!0&%&34**%!
! GPS
! ,/)-&33
Survey methods
?@! A%!/1*!/+!)/+*!3#%*3!(4//3*!&!3B#%&.'*!C&1%&$*!-/#1%!/1!/+!&0D&(*1%!%/!%4*!34/+*!&10!%&E*!&!FG2!+*(/+0#1$!!
/H!I/B+!-/3#%#/1@! !"#$"#$%&'($)*+,$-&"./$/!0/$%&'$(+/'(.$/&$+01!$/"2+$%&'$/03+$-!&/&#$0/$/!+$#"/+4!!
J/%*!%4*!FG2!K&I-/#1%3!/1!I/B+!3#%*!0&%&34**%@
L@! "*(#0*!/1!%4*!)&#1!3B.D*(%!&10!M*'0!/H!C#*K!3B(4!%4&%!0*%&#'3!/H!#1%*+*3%!K#''!.*!('*&+'I!3**1!#1!-4/%/3!!
/1!%4#3!&10!HB%B+*!/((&3#/13@!
N@! =&E*!3*C*+&'!-4/%/$+&-43!/H!%4*!3B.D*(%O!*6-*+#)*1%#1$!K#%4!%4*!P//)!&10!/%4*+!+*'*C&1%!(&)*+&!!
3*%%#1$3!1*(*33&+I!%/!&(4#*C*!('*&+!&10!0*%&#'*0!-4/%/$+&-43@!Q*(/+0!%4*3*!/-%#)B)!-4/%/!3*%%#1$3!!
/1!I/B+!3#%*!0&%&34**%@
R@! ;H!%&E#1$!-4/%/$+&-43!/C*+!&!K#0*!&+*&!%&E*!.*%K**1!L!&10!S!-4/%/3!#1!&1!&+(T-&1/+&)&!U*@$@!H+/)!VW!!
%/!?SVW!#H!I/B+!&+*&!#3!/1'I!#1!H+/1%O!K#0*+!#H!I/B+!&+*&!#3!'&+$*+X!#1('B0#1$!&3!)B(4!/H!%4*!3#%*!&3!-/33#.'*@
=#-Y!)#1#)#3*!%4*!&)/B1%!/H!3EI!#1!I/B+!-4/%/!&3!%4#3!#3!1/%!/H!#1%*+*3%@
Z@! Q*(/+0!%4*!0#+*(%#/1!/H!*&(4!/H!%4*3*!-4/%/3!U1B).*+*0!?[SX!&3!(/)-&33!.*&+#1$3!/1!I/B+!3#%*!0&%&34**%!!
3/!I/B!E1/K!K4#(4!0#+*(%#/1!%/!%&E*!%4*!-4/%/3!%4*!1*6%!%#)*!I/B!C#3#%@!
\@! G4/%/!?!34/B'0!.*!%4*!H&+!'*H%!4&10!3#0*!/H!I/B+!&+(!K#%4!%4*!'&3%!-4/%/!/1!%4*!H&+!+#$4%!!
U3**!0#&$+&)3!.*'/KX@!
0°
180°
0°
230°
Site 01 Small area
Site 01 Large area
Return trips
?@! Q*%B+1!%/!%4*!*6&(%!3&)*!3-/%!/1!&!+*$B'&+!.&3#3!&10!B3*!%4*!3&)*!)*%4/03O!*6&(%!(/)-&33!.*&+#1$3O!!
&10!(&)*+&!3*%%#1$3!&3!B3*0!-+*C#/B3'I@
!"#"$%&'($)*+$+)#)(!''#(
?@! "/K1'/&0!&10!('*&+'I!1&)*!-4/%/3!#1!@D-$!H/+)&%!K#%4!'/(&%#/1O!-4/%/!1B).*+!&10!0&%*@!5/+!
*6&)-'*O!%4*!M+3%!/H!%4*!#)&$*3!I/B!%&E*!H+/)!]&+K/1!]'BHHO!/1!%4*!?N%4!/H!A-+#'!LV?LO!K/B'0!.*!
G9^]AQ^LV?L^VR^?N^VV?@
L@! 7/(&%#/1!1&)*3!&10!%4*#+!'&.*''#1$!(/0*3!&+*!H/B10!#1!A--*10#6!?@
N@! 5/+K&+0!#)&$*!M'*3!/1!,"!&10!0&%&34**%3!%/!%4*!G&+E!Q&1$*+!H/+!M'#1$!&10!%/!'//E!H/+!(4&1$*3!
%4+/B$4!%#)*@
Notes
! ;1('B0*!-*+)&1*1%!'&10)&+E3!#1!I/B+!-4/%/3!#H!-/33#.'*@!
! Q*H*+!%/!%4*3*!-4/%/3!*&(4!%#)*!%/!)&E*!3B+*!I/B!%&E*!I/B+!1*6%!3*%!/H!-4/%/3!H+/)!%4*!3&)*!-'&(*!!
*&(4!%#)*@
! _B'%#-'*!3#%*3!)&I!.*!B3*0!H/+!'&+$*+!_&+#1*!J&%#/1&'!G&+E3!&10!_&+#1*!2&1(%B&+#*3@!