LTT 
Table le 

Region Area 
le California — total Not calculated 
2o 
36 
Le 
de 
Ge 
Te 
Se 
Ge 
LO. 
including all refuges 
Northeastern California 
(excluding Federal refuges) 
Not computed 
Klamath Basin 
(Tule Lake & Lwe Klamath) 35,000 acres 
(Nat'l Wildlife Refuges) water and marsh 
plus surround= 
ing lands 
Sacramento Valley 2,400 Sqeo Mic 
Suisun Marsh 140 sqe Mie 
North S.F. Bay 36 SGe Mie 
Sacto=-San Joaquin Delta. G00 Sde Mo 
North San Joaquin Valley - 150 sq. mie 
Grasslands 
San Joaquin Valley not calculated 
texcle Grasslands ) 
Inyo = iiono not calculated 
Type 
Includes all listed below 
Great Dasin -— natural 
lakes, marshes, and 
other impoundments 
Great Basin 
(manager area) 
Agricultural land (espe 
rice) plus managed 
refuges and gun clubs 
Natural tidal marsh, gun 
clubs and agricultural 
Land 
Tidal saltmarsh, gun clubs, 
river delta pasture land 
of Napa River 
River channels, agricul- 
tural land, some tidal 
marsh 
Gun clubs and flooded 
pasture land 
Pasture land, river chan- 
nel, intensively farmed, 
little water 
Great Basin-natural lakes 
and streams = reservoirs 
—Sumiary of Information on Waterfowl Production 
ourvey Areas = 
Coverage 
Varied — aerial and 
ground observation 
Ground and aerial 
complete 
Ground observation 
(complete) 
2-1/2 percent on 
each of 3 flights 
6 percent aerial 
on each of 3 
flights 
12-1/2 aerial on 
each of 3 flights 
le4 percent aerial 
on each of 3 flights 
25 percent aerial - 1 
flight 
Estimated from 
serial recone 
Complete ground 
coverage 
Observers 
CF & Gand 
US F&ws 
personnel 
Foster 
CF&G 
Sargeant 
Russel 
USF&wWs 
Miller 
Blaisdell 
Chattin = 
CFé&G 
ditto 
ditto 
ditto 
Chattin 
Miller 
aitto 
Foster 
CF&G 
