18 
TABLE A-3. 
Mexico Mid-winter survey, 1977 (figures in nearest hundreds). 

Species 
Western 
Mexico 
Central Highlands 
& Lower West Coast 
Eastern 
Mexico 
Total 
Mexico 

Du 
cks: 
Dabblers: 
Mallard 
Mottled duck 
Mexican duck 
Gadwal] 
American wigeon 
Green-winged tea], 
Blue-winged teal— 
Northern shoveler 
Pintail 
Fulvous tree duck 
Black-bellied tree duck 
Subtota]} 
Divers: 
Redhe ad 
Canvasback 
Scaup 
Ring-necked duck 
American goldeneye 
Buf flehead 
Ruddy duck 
Subtotal 
Miscellaneous: 
Mergansers 
Scoters 
Unidentified 
Total ducks 
Geese: 
Snow 
White-fronted 
Canada 
Brant 
Total Geese 
Coots: 
American Coots 

a/ 
Includes Cinnamon Teal. 
75100 
49 ,400 
189 ,000 
81,900 
944 ,500 
7,200 
10,400 
981 ,300 
32,500 
2,100 
110,600 
100 
5,200 
46,600 
197,100 
21,100 
18,500 
1,218,000 
4,200 
1,100 
130,800 
136,100 
106 ,900 
P/tncludes Black-bellied tree duck. 
4,000 
7 5400 
8,700 
17,600 
71,500 
12,500 
39,200 
101,000 
40 
262 ,300 
800 
5,200 
18,900 
6,800 
100 
1,100 
32,900 
300 
139,500 
435,000 
51,400 
14,900 
tr. 
66 , 300 
55,600 
b/ 
300 
2,000 
38,700 
159,400 
88,700 
326 ,600 
74,900 
381.500 
24 ,3000/ 
1,096 ,900 
266,100 
4,400 
438,200 
37,000 
200 
13,000 
758,900 
5,600 
1,861 ,400 
500 
8,400 
7,500 
— 9 
10,400 
675,600 
4,500 
2,000 
7,400 
54,500 
226,400 
349,200 
421 ,000 
205,700 
1,027 ,000, , 
42 ,800— 
2,340,500 
299 ,400 
11,700 
567,700 
43,800 
100 
5,500 
60,700 
988,900 
27,000 
18,500 
139,500 
3,514,400 
56,100 
24,400 
] ,500 
130,800 
212,900 
838 , 100 

WATERFOWL BREEDING GROUND SURVEY TABLES 
APPENDIX B. 

Alaska--1977 waterfowl breeding ground survey results. 
TABLE B-1. 
WATERFOWL PRODUCTION SURVEY 
(NUMBERS _IN THOUSANDS) (NUMBERS _IN THOUSANDS ) 
WATERFOWL BREEDING PAIR SURVEY 
% CHANGE 
% CHANGE 
AVERAGE FROM AVERAGE 
1967-1976 
1977 % CHANGE 
FROM 1976 
% CHANGE 
FROM AVERAGE 
1967-1976 
AVERAGE 
FROM 1976 
1977 
Not applicable 
Not applicable 
Net applicable 
JULY PONDS 
DUCK BROOD INDEX 
AVG. BROOD SIZE 
Not applicable 
MAY PONDS 
LATE-NESTING INDEXES 
BREEDING POPULATION ESTIMATES 
DUCKS: 
Not applicable 
(oe) or aww 
= srw = —_— 
a a 
mw 
° 
wo One woow 
woorRD=— OM — 
= 1+ + = — — 
eS + + + 
fon) ow m= WM CO 
~o wow NO — 
a ww 
N St 
—_ [a4 
qx 3 WW 
2uwd 
Oe WW 
lJ -> 
oa & 
= Lid 
wz =Szowwn mood 
oO =o <x 
= 2eczaz — 
“AOI Kae ee YO 
nae oHO: Sw - 
eCaewrtatce Zi rca 
wWwiWwOoOste@twWwwWwreEerE D> 
a I~COoOWwWWDe&Zzwnm 
re br 2 OE Ee 
eo aoe onmza 
(an) 
DIVERS: 
e e e® e # @ e@ 
= — zs 
a a 
= _ 
oor Vo -oR =) 
ome OF MN 
On + 1+ 
a+ = 
~ 
_ 
+ 
—-noownoaor 
~m~DOONWNE 
—woOe crore 
-~ -_ -_ 
a a 
=_ N 
uJ 
> 
uJ 
= 
Lad 
(an) 
25 
pv 4 wood 
Oo «~ ae 
< Oe WE 
aa wWwetzto 
qn =O We 
Wer t=O 
maa 7taOacuDa 
OoOtzqtezwuwn 
woos D> 
eceunaedca 
aOm~rTowmw 
onme wo 
wo mo fon) 
OnaroOron 
anNum —-w- 
fon) bi A 
= 
” 
=> 4 pay) 
oO [Soe a 
Wu = >We 
a aN © 
<> [ad ze 
aOew>ae ao 
aIMnMWE OOD 
wooanauontknmn 
COW ODW 
NoOWnNe Ss 
=, 
= 
+70 
4,590.3 
+68 
7,790.9 
TOTAL DUCKS 
COOTS 
0.0 
0.0 
AMERICAN COOT 
19 
+70 
4,590.3 
+68 
Tt 00s 9 
GRAND TOTAL 


