Table 4. Area of red spruce and Fraser fir mortality by elevation in the Black Mountains, North Carolina, 
by elevation zone - 1984. 
Elevation 
Mortality Class in 
Hectares (Percent) 
Zone 
(Meters) 
(0 - 
33.3%) 
: (33.3 - 66.7%) 
: >66 
.7% : 
Blowdown 
: Total 
<1402 
66.5 
( 2.4) 
— 
— 
— 
98.7 
(3.4) 
160.2 
1402-1584 
599.2 
(21.7) 
2.8 (0.1) 
— 
— 
— 
— 
602.0 
1585-1767 
782.7 
(28.4) 
29.1 (1.1) 
49.2 
( 1.8) 
4.7 
(0.2) 
865.7 
1768-1949 
518.9 
(18.8) 
81.5 (3.0) 
318.5 
(11.6) 
106.3 
(3.9) 
1025.2 
>1950 
19.6 
( 0.7) 
2.4 (0.1) 
53.5 
( 1.9) 
24.4 
(0.9) 
99.9 
TOTAL 
1986.9 
115.8 
421.2 
229.1 
2753.0 
Table 5. Proportion of spruce-fir 
vegetation 
types by survey 
region and 
mortality class in 
portions of the 
eastern United 
States - 1984 (Weiss et al. 1985; Mielke et al 
. 1986). 
Percent of Area 
by Survey Unit 
V egetation 
: Mortality : 
New 
York 
: V ermont 
: New Hampshire 
: West Virginia 
Type 
: Class : 
Adirondack 
: Tug Hill 
Mountains 
: Plateau 
Mixed-Wood 
Light 
56 
82 
83 
61 
92 
Moderate 
33 
16 
14 
12 
3 
Heavy 1/ 
11 
2 
3 
27 
2 
Unclassified 
- 
- 
“ 
3 
Spruce-Fir 
Light 
41 
100 
78 
42 
78 
Slope 
Moderate 
31 
- 
13 
15 
9 
Heavy 1/ 
28 
- 
9 
43 
1 
Unclassified 
- 
- 
- 
12 
Spruce-Fir 
Light 
53 
72 
40 
45 
- 
Bog 
Moderate 
33 
14 
35 
17 
- 
Heavy 
14 
14 
25 
35 
“ 
High-Elevation 
Light 
- 
- 
- 
0 
- 
Balsam Fir 
Moderate 
- 
- 
- 
4 
- 
Heavy 
" 
96 
1/Underexposed portions of panoramic aerial film did not resolve dead trees. 
Table 6. Proportion of red spruce component by survey area, tree condition, vegetation, mortality 
class, and state 1984-851./. 
: Percent of number 
of red spruce >12 
7 cm dbh 
Survey Area : 
Tree 
Mixed Wood 
Spruce-fir Slope 
2/ 
Condition 
: Light 
: Moderate : 
Heavy 
: Light 
: Moderate : 
Heavy 
New Hampshire 
Healthy 
73.7 
44.6 
36.5 
82.5 
58.1 
57.8 
Declining 
17.9 
45.0 
35.9 
8.7 
33.6 
26.6 
Dead 
8.4 
10.4 
27.6 
8.8 
8.3 
15.6 
New York 
Healthy 
61.2 
59.9 
54.5 
60.4 
36.8 
37.9 
(Adirondacks) 
Declining 
25.8 
30.6 
26.1 
32.5 
43.4 
44.4 
Dead 
13.0 
9.5 
19.4 
7.1 
19.8 
17.7 
New York 
Healthy 
1.3 
23.3 
17.6 
14.8 
— 
— 
(Tug Hill) 
Declining 
81.5 
66.2 
70.9 
71.2 
— 
— 
Dead 
17.2 
10.5 
11.4 
14.0 
— 
— 
V ermont 
Healthy 
82.5 
78.7 
44.4 
92.4 
79.8 
66.3 
Declining 
10.4 
13.1 
29.1 
2.9 
13.9 
21.1 
3/ 
Dead 
7.1 
8.2 
26.5 
4.7 
6.3 
12.6 
West Virginia 
Healthy 
62.0 
58.0 
32.1 
56.0 
53.7 
18.0 
Declining 
20.0 
27.5 
33.5 
19.5 
29.1 
47.6 
Dead 
18.0 
14.5 
34.4 
24.5 
17.2 
34.4 
i/Data from New Hampshire, 
New York, 
and Vermont are 
derived 
from tables 4, 8, 12, and 
16 of 
Weiss, et al. (1985). Data from West Virginia from Table 9, Mielke et al. (1986). 
¿/Balsam fir does not occur in mixture with red spruce in West Virginia. 
¿/Does not include areas of spruce which could not be classified into mortality strata.