Table 2. Trends in Dike Line Breeding Pair Counts Made on Four State Refuges, 1956-1959 
Ogden Ba Farmington Ba Public Shooting Grounds Clear Lake Refuce 
Species 1956 1957 1958 1959 1956 1957 1958 1959 1956 1957 1956 1959 1956 1957 1955 1959 
1 i ams car ae ara 

37 10 7 2 
Mallard 415 337 «390 «410 «#330 16 36 @8©61 | 43h 50 | 155 287 200 
Gadwall 210 208 215 205 3 31 2 om 18 Ww 8 al : 27 «+82 = «66 
Pintail 170 96 227 175 41 39 30 Gh 18 16 93 75 | 32. 177 «(145 
Cinnamon Teal 490 429 395 420 102 5B 26 CO KssF"D 17 7 1g . 81 #112 = «#128 
Redhead W756 568 «= 575) = 55013259 siTBCsd5s HR 236 ss 77 | 36 90 152 
Shoveler 135 129 #157 195 28 13 IW 9 18 8 6 15 i 39 U7 70 
| | ’ 2 
G.W. Teal 15 lo 2 5 2 4 1 18 al 2 st 0 Z 17 9 9 
© sw. Meal c's et ug <TH (>= > EO aC, 
Ruddy 85 149 157 160 16 18 8 30 8 9 1 39 ah 6B 
Baldpate 0 oOo 0 6068 6068 0 2 0 0 2 1 6 | i 2 6 
Goldeneye 0 oOo 6068 60 6 606 0 0 6 1 0 © : 0 oOo oO 
Scaup 0 0 O O O 1 1 0 0 O 0 0 | 3 2 9 
Bufflehead 0 te) O O fe) fe) 0 0 O 0 1 3 | 0 0 2 
Canvasback 0 0° 0 0 0 0 0 0 0 0 0 1 0 6 O 
a a 
TOTAL 2112 2049 2284 2285 4e3 289 190 339 367 237 hee 518 ~4e6 92h 91 


