ek 
“When compared to the average natching date for the four prior 
years, it appears that the early nesting -pintails.and. ‘gqome mallards were {ds'f 
Ln ee ee 
nearly two weeks earlier during 1955. However, the second hatching peak 
is later_with newly hatched brood common the third week in July. 55 per- 
reece ante pee 
ao ur 
TNR.) senate dale AA iy AOE Ln ITO TI He OO ee ey 
cent of’ 53 broods observed July 23 were Class | downy young. 

S29hs39H tif - aa iad & & W baaduiaw Mioaias 4s callous 
ee ee eS er paw re ae ere a TTT EE A ce SER immer meee aR 8 etn $e ae al ete Aaa a vrata ana tmatnaran angi Bee nat MOE anitht titres dh Bae fee Perligeay 
Table 3 - Sandhill Brood Counts _ - Mid- -July 
ae = ; 4 a a CCS + brallsM 
eke eRr ia ben a REP fi OOF iiswhsD 





nes sith ache ; Western Eastern Totatis< 
Routes Routes Routes! 
e ii Gif aos Ofeé fs9T .w-D 
Broods Observed: °° i: ar 763 of ic@.y 1O9T ow. 8 
Total’Ducklings’: > © Bi ae 354: 43 39h ovedé 
DuckHings Per Brood ERE (2 See 2 gai 69k wan 
Oe, ase ase . ‘Anedasvasd 
Square\M ileg Sampled isi ‘.B3. 8 8.3 42. dood 
Broods ‘Per Square Mile - °i¢ Be 7 beadaltind 
1955 Ge ‘ 71.6 0.7 syvhntbind 
e. 1954 Php Male % #i1.5 0.9 Lidsbas 
Change, 1954 to 1955. ee ee eas, ame 
- 53 ve \ dot 
eas io] Veo ea ree: ae HH1 fb] axouGd gai 
Average Broods Per Sq: Mi. 
ig ay Rial TA acs aa IRR ea eee 
acortt {sio0T 
Tk ~h j CP, e i aie ¢ 1 F . , 
Change, Average to. ‘1955 ? alt 29 % - 69 ROU aspag1 a 
aero CKO Vesputh latent nection an ee 
ayn a, ae aes 5 specter en. 
ptg ee igre a pe ea eee atone ate ae a EP pipes akan aid ape ra SRE ee a aE an Letras ierretttachas 1-Gadiciielgelthe LeDaarapabemaba errs eat teloereabee 

seabed EL 

aaa Ere A Pa Seto a a Hear paeate  ar-eebeamemet eA apt. AP A J PsA a Ne Soin ie 
Foor is a 

Oe re er ee RIA gtr renerm A mel enn he te a erie Pee tt ir iat a it ae 2 if EY te ea em oh t Seats Ror takai Ate tinder ene ae Ce TELE TER! RUNS gy Vere te mre “mena 
Ae - al eee te a pa PL atag tt rake sane gr i ae rod - me eo 
Conclusions<*7176°2 barrow orovi bersarisish aodizogmeo> asinsqad * 
#hcigar 0% .9g@ .etauoo Isizes gaiwolict ylaisibsmeil 
A 45 percent Joss.:in the, breeding duck Craw the Nebraska 
eS aphahie occurred during 1955, asz aompaned:to,1954,,. Production, however, 
appears to be very good. It is assumed that sqme. of the:;loss in breeding 
ducks will be offset by increased production per breeding pair, therefore, 
Nebraska's fall flight should be one-half to two-thirds as great,as that of ,.¢ 

1954. a oe ee ee 
45Ge Ts votuuberg oo sidslisvs ateb ylao add adnsesta € sldseT 
Liou ty Pood og saul bio or sbem ataw ejouos wrsq garbseyd on 2A 
tts G & st uv otro barr acadevigedo , ee ae Sidslisves 4) maattsqmio3 
eSiouge dewey: sol eegouue 
\ 
Eb 
44 
