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C:\homepage\Excel\fishvol2\v2Append\Salmwind.xls� 18.4.2002
APPENDIX 11C
PERCENTAGE OF TOTAL DAYS THAT ARE CATCH DAYS, BY WIND DIRECTION AND STRENGTH
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STRENGTH �LIGHT LIGHT | MODERATE � MODERATE | STRONG ��� STRONG | TOTAL
DIRECTION � N �NE � E � SE � S � SW � W � NW | � N �NE � E � SE � S � SW � W � NW | � N �NE � E � SE � S � SW � W � NW | DAYS
| | |
CATCH DAYS 9.8 24.7 53.5 104.0 82.0 132.5 23.0 10.0 | 4.0 21.5 57.4 88.0 13.0 21.3 11.8 5.0 | 2.5 12.5 22.2 38.8 6.5 14.0 8.5 8.5 | 775.0
| | |
RECORDED NIL | | |
CATCH DAYS 5.5 14.5 31.5 76.5 99.0 119.0 23.5 4.0 | 0.5 7.5 26.5 67.0 13.5 31.0 15.5 7.5 | 3.5 30.0 56.5 100.5 8.5 17.0 4.5 6.0 | 769.0
| | |
ADJUSTED NIL | | |
CATCH DAYS 7.4 19.6 42.5 103.3 133.7 160.7 31.7 5.4 | 0.7 10.1 35.8 90.5 18.2 41.9 20.9 10.1 | 4.7 40.5 76.3 135.7 11.5 23.0 6.1 8.1 | 1038.2
(X 1.35*) | | |
| | |
TOTAL DAYS 17.2 44.3 96.0 207.3 215.7 293.2 54.7 15.4 | 4.7 31.6 93.2 178.5 31.2 63.2 32.7 15.1 | 7.2 53.0 98.5 174.5 18.0 37.0 14.6 16.6 | 1813.15
| | |
PERCENT | | |
CATCH DAYS 57% 56% 56% 50% 38% 45% 42% 65% | 86% 68% 62% 49% 42% 34% 36% 33% | 35% 24% 23% 22% 36% 38% 58% 51% |
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CONCLUSIONS :
The best winds for catching salmon are -
Moderate N 86% of total days are catch days
Moderate NE 68% ��� "��� "��� "��� "��� "
Light NW 65% ��� "��� "��� "��� "��� "
Moderate E 62% ��� "��� "��� "��� "��� "
The worst winds for catching salmon are -
Strong SE 22% of total days are catch days
Strong E 23% ��� "��� "��� "��� "��� "
Strong NE 24% ��� "��� "��� "��� "��� "
Moderate NW 33% ��� "��� "��� "��� "��� "
Moderate SW 34% ��� "��� "��� "��� "��� "
Strong N 35% ��� "��� "��� "��� "��� "
Note that nil catch days increased by 35% as wind often not recorded for nil catch days in early and late part of season.
PREVAILING
WINDS
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STRENGTH �LIGHT LIGHT | MODERATE � MODERATE | STRONG ��� STRONG | TOTAL
DIRECTION � N �NE � E � SE � S � SW � W � NW | � N �NE � E � SE � S � SW � W � NW | � N �NE � E � SE � S � SW � W � NW | DAYS
TOTAL DAYS 17.2 44.3 96.0 207.3 215.7 293.2 54.7 15.4 | 4.7 31.6 93.2 178.5 31.2 63.2 32.7 15.1 | 7.2 53.0 98.5 174.5 18.0 37.0 14.6 16.6 | 1813.15
% OF TOTAL 1% 2% 5% 11% 12% 16% 3% 1% | 0% 2% 5% 10% 2% 3% 2% 1% | 0% 3% 5% 10% 1% 2% 1% 1% | 100%
The most common winds are:
Light SW 16%
Light S 12%
Light SE 11%
Moderate SE 10%
Strong SE 10%
59%
The rarest winds are:
Strong N 0%
Moderate N 0%
Light N 1%
Light NW 1%
Moderate NW 1%
Strong NW 1%
Strong W 1%
Strong S 1%
6%