Database Reference
In-Depth Information
MONTH
=
MOD(time, 12)
+
1
Incoming Populations
ADULT IN
=
A GO E@W
+
A GO N@S
+
A GO S@N
+
A GO W@E
ADULT SICK IN
=
AS GO E@W
+
AS GO N@S
+
AS GO S@N
+
AS GO W@E
AS GO E@W
=
0
AS GO N@S
=
0
AS GO S@N
=
0
AS GO W@E
=
0
A GO E@W
=
0
A GO N@S
=
0
A GO S@N
=
0
A GO W@E
=
0
JS GO E@W
=
0
JS GO N@S
=
0
JS GO S@N
=
0
JS GO W@E
=
0
JUVENILE IN
=
J GO E@W
+
J GO N@S
+
J GO S@N
+
J GO W@E
JUV SICK IN
=
JS GO E@W
+
JS GO N@S
+
JS GO S@N
+
JS GO W@E
J GO E@W
=
0
J GO N@S
=
0
J GO S@N
=
0
J GO W@E
=
0
Juvenile Density Dependent Mortality
DDD
=
IF GAP POP
>
0 THEN CELL POP/MAX DENSITY CC *
GAP POP/3 ELSE 0
DEATHS JUV
=
IF (CELL POP
>
MIGRATORY CC) THEN (DR DD JUV)
ELSE (DR NAT * JUVENILE)
+
(DR HUNT * JUVENILE)
DR DD JUV
=
IF CELL POP
>
0 THEN DDD * JUVENILE/CELL POP
+
(DR NAT
+
DR HUNT) * (CELL POP
−
DDD * DT) *
JUVENILE/CELL POP ELSE 0
Natural Mortality
DR HUNT
=
DR HUNT ADD * HUNT
DR MULT
=
1
DR NAT
=
DR NO HUNT * DR MULT
HUNT
1
DR HUNT ADD
=
GRAPH(MONTH)
(1.00, 0.2), (2.00, 0.085), (3.00, 0.014), (4.00, 0.004), (5.00, 0.004), (6.00,
0.003), (7.00, 0.001), (8.00, 0.002), (9.00, 0.005), (10.0, 0.029), (11.0, 0.052),
(12.0, 0.318)
DR NO HUNT
=
=
GRAPH(MONTH)
