| Show shortage of waterfowl shown in U S survey washington A shortage of 0 waterfowl Is indicated in reports to the united states biological survey flights and concentrations in various sections of tills this country were generally smaller last tall fall than in previous years the survey reports shortages were especially severe among canvasbacks canvas backs redheads and lesser birds whose breeding ranges are largely in the northwest and in the prairie provinces of canada it the areas most seriously affected by the ions dry season in IA a few regions unusually large local concentrations have been observed but these the bureau explains are a result of mild weather and of the great reduction iou in water and food areas that followed the dry season by these indications the bureau adds many have concluded that the number of waterfowl has increased whereas except in limited regions ducks were far less than in other seasons the bureau believes hunters have generally observed the shortened 1031 hunting season aria and that this A ictor factor coupled with the mild weather the country has ey experienced perlen ced has effected a saving of ducks which will be able to return to their nesting grounds in the spring |