Forty-Seventh Breeding Bird Census
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HABITAT STUDIES Forty-seventh Breeding Bird Census Edited by Willet T. and Aldeen C. Van Velzen State or Pairs per Hrs. Yrs o{ Habitat Province Hectares sq.km. Obs. Species Stud• A. Eastern--Deciduous Forest 1. Second-growthHardwood Forest Connccticul 10.1 1094 16 41 17 2. Mixed Upland Forest New York 42.2 315 39 54 3 3. Red Maple Swamp New Jersey 5.5 430 8 11 1 4. Aspen (Cut 1980-81) Pennsylvania 4.2 167 7 4 2 5. Aspen (Cut 1976-77) Pennsylvania 4.0 547 7 15 2 6. Mixed Oak (Cut 1976-77) Pennsylvania 3.3 360 5 9 2 7. Mature Aspen (Treated Sector) Pennsylvania 2.6 536 5 16 2 8. Mature Mixed Oak (Treated Sector) Pennsylvania 3.2 262 5 14 2 9. Mature Aspen(Untreated Sector) Pennsylvania 3.0 167 5 11 2 10. Birch Maple Oak Forest Pennsylvania 9.0 579 -- 29 7 11. BlackCherry Maple Clearcut Pennsylvania 3.0 483 16 9 1 12. Black Cherry-Maple Clearcut Pennsylvania 3.0 583 16 12 1 13. BlackCherry-Maple Clearcut Pennsylvania 3.0 917 16 11 1 14. Black Cherry-Maple Clearcut Pennsylvania 3.0 500 16 8 1 15. Black Cherry Maple Clearcut Pennsylvania 3.0 833 16 13 1 16. BlackCherry-Maple Clearcut Pennsylvania 3.0 483 16 10 1 17. Oak Maple Ridge-topForest Pennsylvania 19.4 119 12 11 2 18. Oak Maple Slope Forest Pennsylvania 16.9 142 11 16 2 19. SugarMaple Mixed HardwoodForest Pennsylvania 9.7 755 28 28 2 20. UplandOak-Maple Forest(Sprayed) Pennsylvania 20.0 328 32 23 1 21. UplandOak Maple Forest(Unsprayed) Pennsylvania 20.0 358 32 21 1 22. Mature DeciduousFloodplain Forest Maryland 7.6 863 29 25 31 23. Mixed Hardwood Forest Maryland 11.3 1341 27 49 19 24. Mixed Upland Habitat Dist. of Columbia 14.2 830 24 22 24 25. Cherry-Locust-Oak Forest West Virginia 6.1 420 15 17 1 26. Cherry-Tulip-tree Locust West Virginia 6.1 618 10 25 1 27. Maple-Beech Forest West Virginia 6.1 247 34 15 6 28. Maple-Oak-Beech Forest West Virginia 6.1 363 10 14 5 29. UplandBlack Cherry Forest West Virginia 6.1 346 8 14 3 30. Wild Cherry-Hickory Forest West Virginia 6.1 528 10 23 1 31. MesophyticForest Virginia 6.1 1202 24 23 1 32. Mixed Oak Forest Virginia 8.1 333 18 22 2 33. Oak-Hickory Forest Virginia 6.1 272 10 16 1 34. Upland Oak-Hickory Forest Virginia ll.0 1036 43 23 11 35. FloodplainForest North Carolina 13.0 696 20 26 7 36. Mixed Deciduous Forest North Carolina 12.6 614 21 31 8 37. HardwoodSwamp Forest South Carolina 8.1 1835 16 22 3 38. Hardwood Woodlot Ontario 10.2 152 14 7 1 39. Urban Maple-Oak Woodlot (1978) Ontario 4.0 346 II 12 1 (1979) 4.0 408 10 13 2 (1980) 4.0 741 10 22 3 (1981) 4.0 605 9 23 4 44). UrbanBasswood-Maple Woodlot (1978) Ontario 2.2 494 4 9 1 (1979) 2.2 539 6 10 2 (•980) 2.2 764 8 13 3 (1981) 2.2 741 4 13 4 41. Urban Beech Ash-Maple Woodlot (1978) Ontario 1.3 797 2 6 1 (1979) 1.3 797 4 4 2 (1980) 1.3 917 5 6 3 (1981) 1.3 1076 2 6 4 42. UrbanOak-Maple Woodlot (1978) Ontario 0.9 730 3 9 1 (1979) 0.9 786 5 6 2 (1980) 0.9 618 6 9 3 (1981) 0.9 112 2 6 4 43. Urban Young Ash-HawthornWoodlot (1979) Ontario 1.3 562 5 6 1 (1980) 1.3 674 6 10 2 64 AmericanBtrds, January February 1984 State or Pairs per Hrs. Yrs. Habitttt Province Hectares sq.km. Obs. Species Study 44. Urban Mixed Deciduous with Pines (1980) Ontario 2.2 1213 7 15 45. Urban Oak Maple Ash Woodlot (1978) Ontario 1.1 808 3 12 (1979) 1.1 713 5 8 (1980) 1.1 1140 5 9 46. Urban Maple-Oak-Birch Woodlot (1978) Ontario 2,3 750 5 15 (1979) 2.3 794 7 15 (1980) 2,3 927 10 16 47. Urban Maple-Ash Woodlot (1979) Ontario 1.9 263 3 6 (1980) 1.9 421 6 9 48. Urban Maple-BeechWoodlot (1979) Ontario 1.5 549 3 5 (1980) 1,5 515 5 9 49. Urban Maple Oak Beech Woodlot (1979) Ontario 1.1 713 3 6 (1980) I. 1 808 4 7 50. Urban Oak Cherry Woodlot (1979) Ontario 2.4 1194 16 18 (1980) 2.4 1277 16 19 (1981) 2.4 1152 6 19 51. Urban Hickory-Maple Woodlot (1979) Ontario 1.9 657 6 13 (1980) 1.9 605 7 12 52. Urban Hickory-Ash-Basswood Woodlot (1979) Ontario 0.8 845 5 13 (1980) 0.8 1040 5 10 53, Urban Hickory Woodlot (1979) Ontario 1.6 602 6 10 (1980) 1.6 539 6 12 54. Urban Ash-Oak Woodlot (1979) Ontario 1.2 659 4 9 ( 1980) 1.2 906 5 14 55. Urban Maple-Oak Woodlot (1979) Ontario 0.9 674 4 7 (1980) 0.9 786 4 8 56. Urban Maple-Oak-Ash Woodlot (1978) Ontario 7.0 589 22 22 (1979) 7.0 754 18 21 2 (1980) 7.0 963 23 23 3 (1981) 7.0 805 8 25 4 57. Soft Maple Hickory Woodlot Ontario 14.3 434 17 17 1 58. Wooded City Ravine Ontario 20.0 175 20 17 14 59. Moist Deciduous Forest Michigan 10.0 315 26 16 I 60. Mixed DeciduousSecond Growth FloodplainForest Illinois 29.1 510 89 28 1 61. Oak-Hickory Forest Illinois 9. I 499 I 1 25 3 62. Oak-Maple Forest and Edge Illinois 24.0 233 14 76 45 63. Neotoma Valley Ohio 20.2 450 80 34 6 64, Mixed Deciduous Forest Tennessee 25,4 286 10 22 2 65. Upland HardwoodForest I Tennessee 6.0 362 10 17 I 66. Upland Hardwood Forest I1 Tennessee 6.0 231 10 II 1 B. Eastern-Coniferous-Deciduous (Mixed) 67. Climax Hemlock-White Pine Forest, with Transition Hardwoods Connecticut 10.5 1008 16 36 17 68. Burned Pine-Oak Forest Massachusetts 56.0 2O8 188 37 I 69. Maple-Pine-Oak Second-growthForest Massachusetts 11.8 465 24 24 7 70. Pitch Pine-Scrub Oak Barrens New York 9.7 336 14 6 7 71. Second-growthOak-Pitch Pine Forest New York 9.3 554 37 13 7 72. Upland Mixed Pine-SpruceHardwood Plantation New York 16.6 524 16 31 10 73. Central Hardwood Forest with Scattered Pine Dist. of Columbia 26.3 321 37 26 24 74. Birch-SpruceFir Forest West Virginia 6.1 585 16 25 3 75. Virgin Spruce-NorthernHardwoods Forest West Virginia 6.1 651 10 18 6 76. Disturbed Mixed Coniferous-Hardwood Forest Georgia 9.8 541 30 2 C. Eastern-Coniferous 77. Red Pine Plantation Connecticut 8.5 1447 15 43 6 78. Upland ChristmasTree Farm New York 10.7 382 16 19 I 79. Upland ScotchPine Plantation New York 9.3 730 22 27 15 80. Spruce-PineForest Pennsylvania 6.1 395 9 18 1 81. YoungSpruce Forest West Virginia 6.1 296 9 11 8 D. Eastern-Mixed Habitat 82. Mixed Upland Habitat and Swamp Connecticut 14.2 155 6 23 16 83. OabHemlock Forest, Transition Forest and Thicket Connecticut 29.6 655 63 38 13 84. Upland Brushy Pasture Connecticut 8.5 1418 16 39 17 85. Moist Deciduous ForestLake Ontario Wetland New York 16.2 909 8 39 2 Volume 38, Number I 65 State or Pairs per Hrs. Yr• • Habitat Provim'e Hectares sq.km. Ohs. Sl?ecies Studl 86. Deciduous Forest with Pond and Brook New Jersey 16.2 321 9 30 20 87. Mixed Lowland Forest and Meadow with Stream Pennsylvania 8.1 1093 18 42 3 88. Old Field-Meadow and Primary DeciduousThickets Pennsylvania 10.1 326 16 21 8 89. Abandoned Pasture Scrubland Ontario 9.0 506 23 32 2 90. Transitional Mixed Forest-Field Ontario 6.0 1110 58 20 4 91. DisturbedOak-Hickory, Pine Stand, Edge, and Pond Ohio 14.2 593 25 38 45 92. Deciduous Clearcut Tennessee 20.2 445 10 25 9 93. Mixe•Mesophytic Woods,Fields, and Brush Tennessee 27.0 378 38 41 7 94. SuburbanCemetery Alabama 15.0 633 97 25 6 E. Central-Prairie 95. Restored Tall Grass Prairie Illinois 12.1 370 9 16 8 96. Tall Grass Prairie 1 Iowa 16.0 318 14 14 2 97. Tall Grass Prairie II Iowa 64.8 159 56 16 2 98. Tall Grass Prairie II1 Iowa 44.8 266 34 20 2 99. KentuckyBlue GrassPrairie North Dakota 4.8 300 3 I1 12 100. Mixed Prairie 1 North Dakota 10.0 300 6 18 12 101. Mixed Prairie II North Dakota 6.1 221 3 11 12 102. Mixed Prairie II1 North Dakota 6.1 98 4 6 12 103. Mixed Prairie 1V North Dakota 6.1 122 3 8 12 104. Mixed Prairie V North Dakota 6.1 180 4 9 12 105. Mixed Prairie Vlll North Dakota 8.7 132 4 9 8 106. FloodplainTall GrassPrairie Kansas 10.1 257 38 6 10 107. Short Grass Prairie Kansas 15.0 143 8 5 I F. Central-Disturbed Habitat 108. BroKe SeededDikes-Sewage Lagoons II Kansas 50.6 62 6 8 1 109. ImprovedPasture and Oa•Pine Forest Oklahoma 9.1 768 27 27 5 110.