Table 13. Witch flounder discard rates (kg/df),
days fished (df), discarded metric tons (mt), numbers of discarded fish (in
thousands) in the northern shrimp fishery during 1982-2002.
Year
Shrimp
Season
Disc. Rate
Calendar Year
Days Fished
mt
Numbers
('000)
Jan-Apr
Dec.
Total
1982
5.7025
970.1
35.6
1005.7
5.90
62.14
1983
10.4523
1121.3
141.7
1263
12.56
131.67
1984
5.9234
1612.3
237.6
1849.9
10.93
110.94
1985
5.8129
1843.8
272.8
2116.6
12.12
91.32
1986
5.1502
2122.3
428.9
2551.2
13.14
98.80
1987
5.1502
3279.3
380.4
3659.7
21.79
235.99
1988
12.8824
2434.8
426.9
2861.7
33.95
723.95
1989
6.0626
2412.6
491.9
2904.5
18.93
219.81
1990
8.7512
2712.7
377.6
3090.3
28.53
468.56
1991
12.6856
2210.1
172.3
2382.4
29.46
443.85
1992
8.2343
2141.0
113.2
2254.2
18.13
384.45
1993
4.4485
1789.0
161.7
1950.7
8.86
356.77
1994
5.6004
1820.6
530.8
2351.4
16.06
1891.71
1995
11.0492
2844.9
547.6
3392.5
33.80
1176.37
1996
4.3130
2695.3
645.2
3340.5
13.75
250.46
1997
3.2915
3016.0
361.4
3377.4
13.27
304.52
1998
9.2437
1842.6
96.9
1939.5
18.04
873.52
1999
10.3851
1120.5
0
1120.5
11.64
563.50
2000
9.8775
792.9
0
792.9
7.83
379.26
2001
6.6415
672.8
0
672.8
4.47
216.38
2002
3.5325
238
0
238
0.84
40.68
Note: 1982-1988 discard rates
were derived from a linear regression using 1989-1993 discard rates and
NEFSC autumn age 3 abundance indices.
1998-2002 discard rates were derived from a linear regression
using 1989-1993 discard rates and NEFSC autumn age 3 abundance indices.