-
1
-
-
0002087069
-
Migration counts at Hawk Mountain, Pennsylvania, as indicators of population trends, 1934-1986
-
BEDNARZ, J. C., D. KLEM JR., L. J. GOODRICH, AND S. E. SENNER. 1990. Migration counts at Hawk Mountain, Pennsylvania, as indicators of population trends, 1934-1986. Auk 107: 96-109.
-
(1990)
Auk
, vol.107
, pp. 96-109
-
-
Bednarz, J.C.1
Klem Jr., D.2
Goodrich, L.J.3
Senner, S.E.4
-
2
-
-
0003015544
-
The Christmas Bird Count and avian ecology
-
C. J. Ralph and J. M. Scott, eds., Cooper Ornithological Society, Lawrence, Kansas
-
BOCK, C., AND T. ROOT. 1981. The Christmas Bird Count and avian ecology. Pp. 17-23 in C. J. Ralph and J. M. Scott, eds., Estimating numbers of terrestrial birds, Studies in Avian Biology, No. 6. Cooper Ornithological Society, Lawrence, Kansas.
-
(1981)
Estimating Numbers of Terrestrial Birds, Studies in Avian Biology
, vol.6
, pp. 17-23
-
-
Bock, C.1
Root, T.2
-
3
-
-
0000342244
-
An evaluation of the Christmas Bird Count for monitoring population trends of selected species
-
BUTCHER, G. S., M. R. FULLER, L. S. MCALLISTER, AND P. H. GEISSLER. 1990. An evaluation of the Christmas Bird Count for monitoring population trends of selected species. Wildlife Soc. Bull. 18:129-134.
-
(1990)
Wildlife Soc. Bull.
, vol.18
, pp. 129-134
-
-
Butcher, G.S.1
Fuller, M.R.2
Mcallister, L.S.3
Geissler, P.H.4
-
4
-
-
0011125056
-
Sharp-shinned Hawk declines: An inland perspective
-
CHARTIER, A. 1994. Sharp-shinned Hawk declines: an inland perspective. Winging It 6(6): 8-9.
-
(1994)
Winging It
, vol.6
, Issue.6
, pp. 8-9
-
-
Chartier, A.1
-
5
-
-
0000032390
-
The migrating Sharp-shinned Hawk at Cape May Point: Banding and recovery results
-
Harwood, M. (ed.), Rochester, N.Y., March Hawk Migration Assn. N. Am.
-
CLARK, W. S. 1985. The migrating Sharp-shinned Hawk at Cape May Point: banding and recovery results. Pp. 137-148, in Harwood, M. (ed.), Proc. N. Amer. Hawk Conf. IV, Rochester, N.Y., March 1983. Hawk Migration Assn. N. Am.
-
(1983)
Proc. N. Amer. Hawk Conf. IV
, pp. 137-148
-
-
Clark, W.S.1
-
6
-
-
0005704097
-
The Christmas Bird Count: An overlooked and underused sample
-
C. J. Ralph and J. M. Scott, eds., Cooper Ornithological Society, Lawrence, Kansas
-
DRENNAN, S. R. 1981. The Christmas Bird Count: an overlooked and underused sample. Pp. 24-29, in C. J. Ralph and J. M. Scott, eds., Estimating numbers of terrestrial birds, Studies in Avian Biology, No. 6, Cooper Ornithological Society, Lawrence, Kansas.
-
(1981)
Estimating Numbers of Terrestrial Birds, Studies in Avian Biology
, vol.6
, pp. 24-29
-
-
Drennan, S.R.1
-
7
-
-
0029169216
-
Bias in Christmas Bird Counts for species that visit feeders
-
DUNN, E. H. 1995. Bias in Christmas Bird Counts for species that visit feeders. Wilson Bull. 107:122-130.
-
(1995)
Wilson Bull.
, vol.107
, pp. 122-130
-
-
Dunn, E.H.1
-
8
-
-
21344477120
-
Predation of birds at feeders in winter
-
_, AND D. TESSAGLIA 1994. Predation of birds at feeders in winter. J. Field Ornithol. 65:8-16.
-
(1994)
J. Field Ornithol.
, vol.65
, pp. 8-16
-
-
Tessaglia, D.1
-
9
-
-
18144406391
-
New England regional report, the autumn migration
-
ELLISON, W. G., AND N. L. MARTIN. 1993. New England regional report, the autumn migration. Amer. Birds 47(1):62-68.
-
(1993)
Amer. Birds
, vol.47
, Issue.1
, pp. 62-68
-
-
Ellison, W.G.1
Martin, N.L.2
-
10
-
-
0011063937
-
Analysis of hawk migration counts for monitoring population levels
-
Harwood, M. (ed.), Rochester, N.Y., March Hawk Migration Assoc. N. Am.
-
HUSSELL, D. J. T. 1985. Analysis of hawk migration counts for monitoring population levels. Pp. 243-254, in Harwood, M. (ed.), Proc. N. Amer. Hawk Conf. IV, Rochester, N.Y., March 1983. Hawk Migration Assoc. N. Am.
-
(1983)
Proc. N. Amer. Hawk Conf. IV
, pp. 243-254
-
-
Hussell, D.J.T.1
-
12
-
-
18144375452
-
Sharp-shinned Hawk populations in a free-fall
-
_. 1992. Sharp-shinned Hawk populations in a free-fall. The Peregrine Observer 15: 1-2.
-
(1992)
The Peregrine Observer
, vol.15
, pp. 1-2
-
-
-
14
-
-
0004249246
-
-
W. H. Freeman and Co., New York, New York
-
SOKAL, R. R., AND F. J. ROHLF. 1981. Biometry, 2nd ed., W. H. Freeman and Co., New York, New York. 859 pp.
-
(1981)
Biometry, 2nd Ed.
-
-
Sokal, R.R.1
Rohlf, F.J.2
-
15
-
-
4243160609
-
Levels of DDE in eastern flyway populations of migrating Sharp-shinned Hawks and the question of recent declines in numbers sighted
-
September 1994
-
VIVERETTE, C., L. GOODRICH, AND M. POKRAS. 1994. Levels of DDE in eastern flyway populations of migrating Sharp-shinned Hawks and the question of recent declines in numbers sighted. Hawk Migr. Assn. N. Am. Migration Studies, September 1994, 5-7.
-
(1994)
Hawk Migr. Assn. N. Am. Migration Studies
, pp. 5-7
-
-
Viverette, C.1
Goodrich, L.2
Pokras, M.3
-
16
-
-
0000303152
-
Decreases in migrating Sharp-shinned Hawks (Accipiter striatus) at traditional watch sites in eastern North America: A role for migratory short-stopping?
-
in press
-
_, S. STRUVE, L. J. GOODRICH, AND K. L. BILDSTEIN. 1996. Decreases in migrating Sharp-shinned Hawks (Accipiter striatus) at traditional watch sites in eastern North America: a role for migratory short-stopping? Auk 113, in press.
-
(1996)
Auk
, vol.113
-
-
Struve, S.1
Goodrich, L.J.2
Bildstein, K.L.3
-
17
-
-
0003426018
-
-
SYSTAT, Inc., Evanston, Illinois
-
WILKINSON, L. 1992. SYSTAT for Windows, Version 5. SYSTAT, Inc., Evanston, Illinois.
-
(1992)
SYSTAT for Windows, Version 5
-
-
Wilkinson, L.1
-
18
-
-
0040341419
-
-
SYSTAT, Inc., Evanston, Illinois
-
_, M. HILL, J. P. WELNA, AND G. K. BIRKENBEUEL. 1992. SYSTAT for Windows: Statistics, Version 5 Edition. SYSTAT, Inc., Evanston, Illinois. 750 pp.
-
(1992)
SYSTAT for Windows: Statistics, Version 5 Edition
-
-
Hill, M.1
Welna, J.P.2
Birkenbeuel, G.K.3
|