TABLE 1* Sunsnary of Southern Grid observations during the period 2-9 May 1966. 
Date 
No. Miles 
DIURNAL 
No. Hours 
No. Birds 
No. Species 
2 May 
88 
8.17 
1046 
9 
3 
74 
6.93 
1215 
11 
4 
115 
12.18 
75 
11 
5 
100 
12.07 
66 • 
6 
6 
87 
12.08 
1206 
10 
7 
89 
12.22 
452 
9 
3 
72 
9.87 
854 
8 
9 
59 
10.81 
213 
8 
TOTALS 
684 
84.33 
5127 
21 (9/day) 
NOCTURNAL 
3-4 May 
50 
5.65 
102 
4 
4-5 
23 
11.91 
39 
7 
5-6 
40 
11.88 
64 
7 
6-7 
16 
11.90 
358 
6 
7-3 
30 
11.85 
98 
6 
TOTALS 
159 
53.19 
661 
11 (6/night) 
GRAND TOTALS 
(Diu'mal * 
nocturnal) 
843 
137.52 
5788 
22 
