. Fig 7 - 1 vpual iivcniie habitat of the L'ppcr Mississi] gion. The seasonal pattern of eagle use of the Upper Mississippi River Region is shown in Figure 8. Annual peak population counts occurred between 2 February and 23 March. Substantial numbers of birds were still present when counts were terminated each spring. The greatest 1-day count was 213 eagles on 23 March 1983. Southern (1964) observed peak numbers of 268 and 225 eagles in this region on 2 February 1962 and on 5 February 1963, respectively. A total of 2,663 eagle sightings was recorded in this region; of those were immatur
. Fig 7 - 1 vpual iivcniie habitat of the L'ppcr Mississi] gion. The seasonal pattern of eagle use of the Upper Mississippi River Region is shown in Figure 8. Annual peak population counts occurred between 2 February and 23 March. Substantial numbers of birds were still present when counts were terminated each spring. The greatest 1-day count was 213 eagles on 23 March 1983. Southern (1964) observed peak numbers of 268 and 225 eagles in this region on 2 February 1962 and on 5 February 1963, respectively. A total of 2,663 eagle sightings was recorded in this region; of those were immatures. The proportion of immature ISO â 140- 130 - 70 â 60 â 50- iO â IMMATURES TOTAL
Size: 3201px × 1562px
Photo credit: © The Bookworm Collection / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookcollectionbiodiversity, bookcontributoruniv
