154 
EIGHTH REPORT. 
TABLE OP MIGRATION WAVES. 
Month. 
Week. 
No. of 
years. 
Year. 
Day. 
No. of 
species. 
3 
1887 
7 
3 
1894 
3-5 
10 
1896 
7 
5 
Second. 
1 
1889 
10-11 
7 
Third. 
1 
1905 
16 
5 
Fourth. 
1 
1886 
30 
6 
1888 
2-7 
9 
1890 
3-5 
9 
1896 
1 
4 
1900 
1 
3 
Second. 
4 
1888 
14 
6 
1889 
11 
6 
1890 
12 
9 
1896 
10 
• 4 
Third. 
4 
1886 
19 
4 
1890 
19 
3 
1899 
19-20 
13 
1900 
15 
8 
Fourth. 
8 
1886 
24 
3 
1888 
28 
8 
1890 
22 
4 
1896 
23 
7 
1899 
25-26 
12 
1900 
28 
6 
1902 
30 
4 
1904 
24 
9 
12 
1888 
5 
8 
1889 
4-7 
15 
1890 
3-4 
18 
1892 
2-3 
9 
1896 
5 
20 
1900 
2 
13 
1901 
4 
5 
1902 
2-4 
17 
1903 
7 
7 
1904 
6-7 
12 
1905 
2-7 
28 
Second.. 
5 
1889 
12 
7 
1890 
8 
3 
1900 
8 
4 
1901 
11 
5 
1903 
7 
7 
Third. 
3 
1887 
19 
6 
1&88 
19 
9 
1889 
17 
5 
( 
