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Wildlife Ecology and Conservation department

Wildlife Ecology and Conservation department

Peter Frederick Publications

122.  Alonso, A., N. G. Nelson, S. Yurek, D. Kaplan, M. Olabarrieta, and P.C. Frederick. 2021.In press. Estimating the influence of oyster reef chains on freshwater detention at the estuary scale using Landsat-8 imagery.  Estuaries and Coasts.

121. Botta, R, J.S. Borsum, E. V. Camp, C.D. Court and P.C. FrederickShort-term economic impacts of ecological restoration in estuarine and coastal environments: a case study of Lone Cabbage Reef. Restoration Ecology.

120. Zabala, J., I. Rodríguez-Jorquera, J. C. Trexler, S. Orzechowski, L. Garner and P. C. Frederick.  In press.  Accounting for food availability reveals contaminant-induced breeding impairment, food-modulated contaminant effects, and endpoint-specificity of exposure indicators in free ranging avian populations.  Science of the Total Environment.  

119.  Lange T., Rumbold D.G., Frederick P.C., Cunningham M., Pollman C.D. (2021, in press). Temporal Changes in Mercury Concentrations in Everglades Biota. In: Pollman C.D., Axelrad D.M., Rumbold D.G. (eds) Mercury and the Everglades. A Synthesis and Model for Complex Ecosystem Restoration. Springer, Cham.

118.  Gabel, W., Zabala, J. and P.C. Frederick.  2020. Alligator presence influences colony site selection of long-legged wading birds through large scale facilitative nest protector relationship. Nature- Scientific Reports.

117.  Yurek, S., M. Eaton, R. Lavaud, R.W. Laney, D.L. DeAngelis, W.E. Pine, M.K. La Peyre, J. Martin, P.C. Frederick, H. Wang, M. R. Lowe, F. Johnson, E.V. Camp, and R. Mordecai. 2020, in press.  Modeling structural mechanics of oyster reef self-organization including environmental constraints and community interactions. Ecological Modelling.

116.  Moore, J.F., W. E. Pine III, P.C. Frederick, S. Beck, M. Moreno, M.J. Dodrill, L. Sturmer, and S. Yurek.  2020. Trends in oyster populations in the northeastern Gulf of Mexico: An assessment of river discharge and fishing effects over time and space. Marine and Coastal Fisheries 12:191 – 204.

115.  Picardi, S. B.J. Smith, M.E. Boone, P.C. Frederick, J. G. Cecere, D. Gubolini, L. Serra, S. Pirello, R. R. Borkhataria and M. Basille.  2020.  Analysis of movement recursions to detect reproductive events and estimate their fate in central place foragers.  Movement Ecology 8:24.

114.  Picardi, S., P.C. Frederick, R. Borkhataria, and M. Basille. 2020. Partial migration in a subtropical wading bird in the Southeastern U.S.  Ecosphere 11: e03054.

113.  Carrasco-Rueda, F, B. A. Loiselle and P.C. Frederick. 2020.  Mercury bioaccumulation in tropical bats from a region of active artisanal and small-scale gold mining.  Ecotoxicology 29:1032 – 1042.

112. Bruant, A, S. Picardi, P.C. Frederick and M. Basille. 2020. Effect of foraging and nest defense tradeoffs on the reproductive success of Wood Storks (Mycteria americana) .  Waterbirds.  

 111. Zabala, J., J.C. Trexler, N.U.A. Jayasena and P. Frederick. 2020.  Early breeding failure in birds due to environmental toxins:  a potentially powerful but hidden effect of contamination. Environmental Science and Technology 54:13786 - 13796.

110. Espriella, M.C., V. Lecours, P.C. Frederick, E.V. Camp, and B. Wilkinson, 2020.  Quantifying intertidal habitat relative coverage in a Florida estuary using UAS Imagery and GEOBIA. Remote Sensing 12:677 

109. Zabala, J., A. M. Meade and P.C. Frederick. 2019.  Variation in nestling feather mercury concentrations at individual, brood, and breeding colony levels: Implications for sampling mercury in birds. Science of the Total Environment. 671: 617 – 621.  

108. Gabel, W., P.C. Frederick, and J. Zabala. 2019. Nestling carcasses from colonially breeding wading birds: patterns of access and energetic relevance for a vertebrate scavenger community. Nature Scientific Reports 9:1 1-11.

107. Zabala, J., I. Rodriguez-Jorquera, S.C. Orzechowski and P.C. Frederick. (in press).  Mercury concentration in nestling feathers correlates with nest-specific breeding endpoints in a piscivorous bird. Environmental Science and Technology. 

106. Hernández, A.B., R.D. Brumbaugh, P.C. Frederick, R. Grizzle, M.W. Luckenbach, C. H. Peterson, and C. Angelini. 2018. Restoring the eastern oyster: how much progress has been made in 53 years? Frontiers in Ecology and the Environment 16:463-471

105. Frederick, P.C. W. Loftus, T. Lange, and M. Cunningham. (in press). Food Web Structures in Keystone Species. Chapter 4.2 in: Axelrad, D., C. Pollman and D. Rumbold. Mercury and the Everglades. Springer Press.

104. Orzechowski, S.C., P.C. Frederick, R.M. Dorazio nd M.E. Hunter. Environmental DNA sampling reveals high occupancy rates of invasive Burmese pythons at wading bird breeding aggregations in the central Everglades.  PLOSONE 14(4): eo213943

103. Zabala, J.. I. Rodriguez-Jorquera, S.C. Orzechowski and P.C. Frederick. 2019. Mercury concentration in nestling feathers better predicts nesting success at the individual reproductive success than egg or nestling blood in a piscivorous bird.  Environmental Science and Technology. DOI: 10.1021/acs.est.8b05424

102. Orzechowski, S.C.M., C. M. Romagosa and P.C. Frederick. 2019. Invasive Burmese pythons (Python bivittatus) are novel nest predators in wading bird colonies of the Florida Everglades.  Biological Invasions 21: 2333 – 2344. DOI 10.1007/s10530-019-01979-x

101. Picardi, S, R.R. Borkhataria, A.L. Bryan JR, P.C. Frederick and M. Basille. 2018. GPS telemetry reveals occasional dispersal of Wood Storks from the southeastern US to Mexico. Caribbean Naturalist Special Issue No. 2:23–29.

100. Kaplan, D.A., M. Olabarietta, P.C. Frederick and Arnoldo Valle-Levinson. 2016. Freshwater detention by oyster reefs: quantifying a keystone ecosystem service.  PLOSONE 11(12) .

99. Frederick, P.C., N. Vitale, B. Pine, J. Seavey and L. Sturmer. 2016. Reversing a rapid decline in oyster reefs: Effects of durable substrate on oyster populations, elevations, and aquatic bird community composition. J. Shellfish Research 35:359-367.

98. Brush, J.M., A.C. Schwarzer and P.C. Frederick. 2017.  Importance and function of foraging and roost habitat for wintering American Oystercatchers. Estuaries and Coasts 40:286-295.

97. Burtner, B. and P.C. Frederick. 2017.  Attraction of nesting wading birds to alligators (Alligator mississippiensis): Testing the ‘Nest Protector’ hypothesis. Wetlands 37;697–704. DOI 10.1007/s13157-017-0900-x

96. Nell, L., P.C. Frederick, F.J. Mazzotti, K.A. Vliet and L.A. Brandt. 2016, in press. Presence of breeding birds improves body condition for a crocodilian nest protector. PLOSONE.

95. Klassen, J.A., D.E. Gawlik and P.C. Frederick. 2016, in press. Linking wading bird prey selection to number of nests in a food-limited population. Journal of Wildlife Management.

94. Venne, L.S., J.C. Trexler and P.C. Frederick. In press, accepted December 2015. Prescribed burn creates pulsed effects on a wetland aquatic community. Hydrobiologia.

93. Tsai, J, B.E. Reichert, P.C. Frederick and K.D. Meyer. 2016, in press. Breeding site longevity and site characteristics have intrinsic value for predicting persistence of colonies of an endangered bird. Wetlands.

92. Brush, J.M., A.C. Schwarzer and P.C. Frederick. 2016, in press. Importance and function of foraging and roost habitat for wintering American Oystercatchers. Estuaries and Coasts.

91. Fidorra, J.C., P.C. Frederick, D.C. Evers and K.D. Meyer. 2015. Selection of human-influenced and natural wetlands by Great Egrets at multiple scales in the southeastern USA. The Condor-Ornithological Applications 118:46-56.

90. Irick, D.L., B. Gu, Y.C. Li, P. W. Inglett, P.C. Frederick, M. S. Ross, A. L. Wright, and S. M. L. Ewe. 2015. Wading bird guano enrichment of soil nutirents in tree islands of the Florida Everglades. Science of the Total Environment 532:40 – 47.

89. Beerens, J.M., P.C. Frederick, E.G. Noonburg, and D.E Gawlik. 2015. Determining habitat quality for species that demonstrate dynamic habitat selection. Ecology and Evolution 5:5685–5697.

88. Nell, L.A. and P.C. Frederick 2015. Fallen nestlings and regurgitant as mechanisms of nutrient transfer from nesting wading birds to crocodilians. Wetlands 35:723-732.

87. Seavey, J.R., P.C. Frederick and V. Doig. 2014. Roseate Spoonbills (Platalea ajaja) nesting on Seahorse Key, Cedar Keys National Wildlife Refuge, Levy County, Florida. Florida Field Naturalist 42(2):61-63, 2014.

86. Ramirez, J. L., C.Y. Miyaki, P.C. Frederick and S. N. del Lama. 2014. Species Delimitation in the Genus Eudocimus (Threskiornithidae: Pelecaniformes): First Genetic Approach. Waterbirds, 37(4):419-425.

85. Ogden, J.C., J.D. Baldwin, O. L. Bass, J.A. Browder, M.I. Cook, P.C. Frederick, P.E. Frezza, R. A. Galvez, A.B. Hodgson, K. D. Meyer, L. D. Oberhofer, A. F. Paul, P.J. Fletcher, S.M. Davis, and J.J. Lorenz. (authors alphabetical). 2014. Waterbirds as Indicators of Ecosystem Health in the Coastal Marine Habitats of Southern Florida: 2. Conceptual Ecological Models. Ecological Indicators 44: 128-147.

84. Ogden, J.C., J.D. Baldwin, O. L. Bass, J.A. Browder, M.I. Cook, P.C. Frederick, P.E. Frezza, R. A. Galvez, A.B. Hodgson, K. D. Meyer, L. D. Oberhofer, A. F. Paul, P.J. Fletcher, S.M. Davis, and J.J. Lorenz. (authors alphabetical). 2014. Waterbirds as Indicators of Ecosystem Health in the Coastal Marine Habitats of Southern Florida: 1. Selection and Justification for a Suite of Indicator Species. Ecological Indicators. 44: 148-163.

83. Borkhataria, R., A.L. Bryan and P.C. Frederick. 2013. Movements and habitat use by fledgling Wood Storks (Mycteria americana). Waterbirds 36: 409-417.

82. Venne, L. and P.C. Frederick. 2013. Foraging wading bird (Ciconiiformes) attraction to prescribed burns in an oligotrophic wetland. Journal of Fire Ecology 9: 78 - 95

81. Borkhataria, R. R., P. C. Frederick, R.A. Keller and J.A. Collazo. 2012. Temporal variation in local wetland hydrology influences postdispersal survival of juvenile wood storks (Mycteria americana). The Auk 129:517-528.

80. Seavey, J.R., W.E. Pine III, P.C. Frederick, L. Sturmer and M. Berrigan. 2011. Decadal changes in oyster reefs in the Big Bend of Florida's Gulf Coast. Ecosphere 2(10):114. doi:10.1890/ES11-00205.1

79. Jayasena, N., P.C. Frederick, and I.L.V. Larkin. 2011. Endocrine disruption in white ibises (Eudocimus albus) caused by exposure to environmentally relevant levels of methylmercury. Aquatic Toxicology 105:321-327.

78. Frederick, P.C., A. Cambell, N. U. A. Jayasena, and R.R. Borkhataria. 2011. Survival of White Ibises (Eudocimus albus ) in response to chronic experimental methylmercury exposure Ecotoxicology 20, 358 - 364. Ecotoxicology 20:358-364.

77. del Lama, S., C.D. Rocha, W. Figureedo Jardim, J. Tsai, and P.C. Frederick. 2011. Sedentary nestlings of Wood Stork as monitors of mercury contamination in the gold mining region of the Brazilian Pantanal. Environmental Research 111:1091-1095.

76. Williams, K.A., P.C. Frederick and J. D. Nichols. 2011. Use of the superpopulation approach to estimate breeding population size: an example in asynchronously breeding birds. Ecology 94: 821-828.

75. Frederick, P.C. and N.U.A. Jayasena. 2010. Altered pairing behavior and reproductive success in White Ibises exposed to environmentally relevant concentrations of methylmercury. Proceedings of the Royal Society B. 278 no. 1713, pgs 1851-1857 doi:10.1098/rspb.2010.2189

74. Heath, J.A., P. Frederick, J.A. Kushlan and K.L. Bildstein. 2009. White Ibis (Eudocimus albus), The Birds of North America (A. Poole, Ed.). Ithaca: Cornell Lab of Ornithology.

73. Williams, K.A., P.C. Frederick, P. Kubilis and J. Simon. 2008. Visual bias in aerial estimates of colonially nesting white ibises and great egrets. Journal of Field Ornithology 79:438 - 448.

72. Adams, E.A., P.C. Frederick, L. Guilette and I. Larkin. 2009. Sublethal effects of methylmercury on fecal metabolites of testosterone, estradiol, and corticosterone in captive juvenile White Ibises (Eudocimus albus). Environmental Toxicology and Chemistry 28:982-989.

71. Adams, E.A. and P.C. Frederick. (In press, 2009) Sex-related mortality of White ibis (Eudocimus albus) nestlings during a starvation event. Waterbirds.

70. Frederick, P.C., D. G. Gawlik, J.C. Ogden, M. Cook and M. Lusk. 2009. White Ibis and Wood Storks as indicators for restoration of Everglades ecosystems. Ecological Indicators 9: special issue pgs S83-S95.

69. Babbitt, G.A. and P.C. Frederick. 2008. Phenology of body mass changes during reproduction in a nomadic tropical waterbird, the Scarlet Ibis (Eudocimus ruber). Zoo Biology 27:360 - 370.

68. Borkhataria, R., P.C. Frederick, A.L. Bryan and J.A. Rodgers. 2008. A preliminary model of Wood Stork population dynamics in the southeastern United States. Waterbirds 31: 42 - 49.

67. Adams, E.A. and P.C. Frederick. 2008. Effects of methylmercury and spatial complexity on foraging behavior and foraging efficiency in juvenile white ibises (Eudocimus albus). Environmental Toxicology and Chemistry 27: 1708-1712.

66. Frederick PC. and K. D. Meyer. 2008. Longevity and size of Wood Stork (Mycteria americana) colonies in Florida as guides for an effective monitoring strategy in the southeastern United States. Waterbirds 31;12 - 18.

65. Babbitt, G.A. and P. C. Frederick 2007. Selection for bill dimorphism in ibises:an evaluation of hypotheses. Waterbirds 30(2):199-206.

64. Heath, J. A. and P. C. Frederick. 2006. White Ibis integument color during the breeding season. Journal of Field Ornithology 77:141 – 150.

63. Hoffman, D.J., M.G. Spalding, and P.C. Frederick. 2005. Subchronic effects of methylmercury on plasma and organ biochemistries in great egret nestlings. Environmental Toxicology and Chemistry 24:3078 – 3084.

62. Hylton, B.A, P. C. Frederick, T. E. Delafuente, and M.G. Spalding. 2006. Effects of nestling health on post-fledging survival of wood storks. Condor 108:97-106.

61. Frederick, P.C., J. A. Heath, R. Bennetts and H. Hafner. 2006. Estimating nests not present at the time of breeding surveys: an important consideration in assessing nesting populations. Journal of Field Ornithology 77:212 – 219.

61. Bouton, S.N., P.C. Frederick, C. D. Rocha, A. T. Barbosa dos Santos and T.C. Bouton. 2005. Effects of tourist disturbance on Wood Stork nesting success and breeding behavior in the Brazilian Pantanal. Waterbirds 28:487-497.

60. Stolen, E. D., D. R. Breininger, and P.C. Frederick. 2005. Using waterbirds as indicators in estuarine systems: successes and perils. Pgs. 409-422 in: S. Bortone (ed). Estuarine Indicators. CRC Press, Boca Raton, Fl.

59. Heath, J.A. and P.C. Frederick. 2005. Relationships among mercury concentrations, hormones, and nesting effort of White Ibises. The Auk 122:255-267

58. Frederick, P.C., B.A. Hylton, J.A. Heath and M.G. Spalding. 2004. A historical record of mercury contamination in southern Florida as inferred from avian feather tissue. Environmental Toxicology and Chemistry 23:1474-1478.

57. Frederick, P.C. and J.C. Ogden. 2003. Monitoring wetland ecosystems using avian populations: seventy years of surveys in the Everglades. Pgs.321-350 in: D. Bush and J. Trexler, eds. "Monitoring ecosystems: interdisciplinary approaches for evaluting ecoregional initiatives". Island Press, Washington, DC. 447 pgs.

56. Heath, J.A. and P.C. Frederick. 2003. Trapping White Ibises with rocket nets and mist nets. Journal of Field Ornithology 74: 187-192.

55. Heath, J. A., P.C. Frederick, T. Edwards and L. J. Guillette. 2003. Reproductive physiology of free-living White Ibises (Eudocimus albus). General and Comparative Endocrinology 133:118-131.

54. Frederick, P.C., B. Hylton, M. Ruane and J.A. Heath. 2003. Accuracy and variation in estimates of large numbers of birds by individual observers using an aerial survey simulator. Journal of Field Ornithology 74:281-287.

53. Bouton, S. N. And P.C. Frederick. 2003. Stakeholder’s perceptions of a wading bird colony as a community resource in the Brazilian Pantanal. Conservation Biology 17:297-306.

52. Epanchin, P.N., J. A. Heath and P. C. Frederick. 2002. Effects of Everglades fires on wading bird colonies and individual survival. Wilson Bulletin 114:139-141.

51. Salatas, J.H., P.C. Frederick and K. A. Nagy. 2002. Validation of the labeled-water method for estimating food consumption in nestling herons. Auk 119: 551 – 556.

50. Frederick, P. C. and J. C. Ogden. 2001. Pulsed breeding of long-legged wading birds and the importance of infrequent severe drought conditions in the Florida Everglades. Wetlands 21 (4): 484-491.

49. Frederick, P. C., M. G. Spalding and R. Dusek. 2001. Wading birds as bioindicators of mercury contamination in Florida: annual and geographic variation. Environmental Toxicology and Chemistry 21:262-264.

48. Deng, J. and P.C. Frederick 2001. Nocturnal flight behavior of waterbirds in close proximity to a transmission powerline in the Florida Everglades. Waterbirds 24:419 - 424.

47. Frederick, P.C. (2000). Mercury and its effects in the Everglades ecosystem. Reviews in Toxicology 3:213 – 255.

46. Frederick, P. C. and J. C. Ogden 2003. Monitoring wetland ecosystems using avian populations: Seventy years of survey and research in the Everglades. In: D. Busch and J. Trexler (eds). Interdisciplinary approaches to ecological monitoring of major ecosystem restoration initiatives. Washington DC, Island Press.

45. Frederick, P. C. 2002. Wading Birds. Chapter 19, pgs. 617 - 655 in: Biology of Marine Birds, B. A. Schreiber and J. Burger, eds. CRC Press, Washington DC.

44. Frederick, P. C. and D. Siegel-Causey. 2000. Anhinga (Anhinga anhinga). In: The Birds of North America, No. 522 In: A. Poole and F. Gill, (eds.) The Birds of North America. American Ornithologists Union and the Philadelphia Academy of Natural Sciences, Philadelphia, PA.

43. Spalding, M. G., P.C. Frederick, H. C. McGill, S. N. Bouton and L. R. McDowell. 2000. Methylmercury accumulation in tissues and its effects on growth and appetite in captive Great Egrets. Journal of Wildlife Diseases 36:411-422.

42. Spalding, M.G., P.C. Frederick, H. C. McGill, S. N. Bouton, L. J. Richey, I. M. Schumacher, S. G. M. Blackmore and J. Harrison. 2000. Histologic, neurologic, and immunologic effects of methylmercury in captive Great Egrets. Journal of Wildlife Diseases 36:423-435.

41. Sepulveda, M.S., G. E. Williams, P. C. Frederick , and M.S. Spalding. 1999. Effects of mercury on health and first year survival of free-ranging Great Egrets (Ardea albus) from southern Florida. Archives of Environmental Contamination and Toxicology. 37:369-376

40. Frederick, P. C., M. G. Spalding, M.S. Sepulveda, G. E. Williams Jr., L. Nico and R. Robbins. 1999. Exposure of Great Egret nestlings to mercury through diet in the Everglades of Florida. Environmental Toxicology and.Chemistry 18:1940 - 1947

39. Sepulveda, M. S., P. C. Frederick, M. G. Spalding, and G. E. Williams, Jr. 1999. Mercury contamination in free-ranging great egret nestlings (Ardea albus) from southern Florida. Environmental Toxicology and Chemistry 18:985-992.

38. Bouton, S. N., P. C. Frederick, M. G. Spalding and H. Lynch. 1999. The effects of chronic, low concentrations of dietary methlymercury on appetite and hunting behavior in juvenile Great Egrets (Ardea albus). Environmental Toxicology and Chemistry18:1934-1939.

37. Frederick, P. C. 1997. Tricolored Heron (Egretta tricolor). In The Birds of North America, No. 306 (A. Poole and F. Gill, eds.). The Academy of Natural Sciences, Philadelphia, PA, and the American Ornithologists’ Union, Washington, D. C. 28 pp.

36. Coulter, M. C. and P. C. Frederick. 1997. Movements and population dynamics of colonial waterbirds as guides for the temporal and spatial scale of conservation. Colonial Waterbirds 20:295-297.

35. Frederick, P. C. and J. C. Ogden. 1997. Philopatry and nomadism: contrasting long-term movement behavior and population dynamics of White Ibises and Wood Storks. Colonial Waterbirds 20:316-323. 34. Frederick, P. C., J. C. Sandoval, C. Luthin and M. G. Spalding. 1997. Dry-season populations of waterbirds in the Caribbean coastal wetlands of Nicaragua and Honduras. Journal of Field Ornithology 68:287-295.

34. Frederick, P. C., J. C. Sandoval, C. Luthin and M. G. Spalding. 1997.  Dry-season populations of waterbirds in the Caribbean coastal wetlands of Nicaragua and Honduras.  Journal of Field Ornithology 68:287-295.

33. Frederick, P. C., T. Towles, R. Sawicki and G. T. Bancroft. 1996. Comparison of aerial and ground techniques for discovery and census of long-legged wading bird (Ciconiiformes) nesting colonies in the Florida Everglades. Condor 98:837 - 841.

32. Lorenz, J. J., G.V.N. Powell, C. C. McIvor and P. C. Frederick. 1997. A drop net and removable walkway for sampling fishes over wetland surfaces. Wetlands 17:346-359.

31. Frederick, P. C. and T. Towles. 1995. Roseate Spoonbills nesting at an inland location in the Everglades. Florida Field Naturalist 23:65-66.

30. Frederick, P. C., S. M. McGehee and M. G. Spalding. 1996. Prevalence of Eustrongylides ignotus in mosquitofish (Gambusia holbrooki) in Florida: historical and regional comparisons. Journal of Wildlife Disease 32:552 - 555.

29. Frederick, P. C., K. L. Bildstein, B. Fleury and J. C. Ogden. 1996. Conservation of nomadic populations of White Ibis (Eudocimus albus) in the United States. Conservation Biology 10:203 - 216.

28. Frederick, P. C. and S. M. McGeheee. 1994. Wading bird use of wastewater wetlands in Florida. Colonial Waterbirds 17: 50-59.

27. Frederick, P. C. and M.G. Spalding. 1994. Factors affecting reproductive success of wading birds (Ciconiiformes) in the Everglades ecosystem. Pgs. 659 - 691 in: Everglades: the ecosystem and its restoration. S. Davis and J. C. Ogden (eds.) St. Lucie Press, Delray Beach, Florida.

26. Frederick, P. C. and G.V.N. Powell, III. 1994. Nutrient transport by wading birds in the Everglades. Pgs. 571 - 584 in: Everglades: the ecosystem and its restoration. S. Davis and J. C. Ogden (eds.) St. Lucie Press, Delray Beach, Florida.

25. Robertson, W. B. and P. C. Frederick. 1994. The faunal papers: contexts, synthesis, and departures. Pgs. 709 - 737 in: Everglades: the ecosystem and its restoration. S. Davis and J. C. Ogden (eds.) St. Lucie Press, Delray Beach Fl.

24. Frederick, P. C., M.G. Spalding, and G.V.N. Powell. 1993. An evaluation of methods for measuring nestling survival in colonially-nesting Tricolored Herons (Egretta tricolor). Journal of Wildlife Management 57:34-41.

23.Frederick, P. C. and W. F. Loftus. 1993. Responses of marsh fishes and breeding wading birds to low temperatures; a possible behavioral link between predator and prey. Estuaries 16:216-222.

22. Bildstein, K.L., Blood, L., and P. C. Frederick 1992. The relative importance of biotic and abiotic vectors in nutrient processing. Estuaries 15:147-157.

21. Frederick, P. C., R.D. Bjork, G.V.N. Powell and G.T. Bancroft. 1992. Reproductive success of three species of herons in relation to habitat in southern Florida. Colonial Waterbirds 15:192-201.

20. Frederick, P. C. and K.L. Bildstein. 1992. Foraging behavior of seven species of neotropical ibises (Threskiornithidae) during the dry season in the llanos of Venezuela. Wilson Bulletin 104, 1-21.

19. Harris, L.D. and P.C. Frederick. 1991. The role of the Endangered Species Act in the conservation of biological diversity: an assessment. In: J. Cairns, Jr., T.V. Crawford (eds.) Integrated Environmental Management. Lewis Publishers, Chelsea MI.

18. Bildstein, K.L., P.C. Frederick and M. G. Spalding. 1991. Feeding patterns and aggressive behavior in juvenile and adult American Flamingos (Phoenicopterus ruber ruber). Condor 93:916-925.

17. Custer, T.W. and P.C. Frederick. 1990. Egg size and laying order of Snowy Egrets, Great Egrets, and Black-crowned Night Herons. Condor 92:772-775.

16. Bildstein, K.L., Post, W., Johnston, J., and P.C. Frederick. 1990. Freshwater wetlands, rainfall, and the breeding ecology of White Ibises (Eudocimus albus) in coastal South Carolina. Wilson Bulletin 102:84-98.

15. Frederick, P. C., N. Dwyer, S. Fitzgerald and R.E. Bennetts. 1990. Relative abundance and habitat preferences of Least Bitterns (Ixobrychus exilis) in the Everglades. Florida Field Naturalist 18:1-20.

14. Frederick, P. C. and M.W. Collopy. 1989. Researcher disturbance in colonies of wading birds: effects of frequency of visits and egg marking on reproductive parameters. Colonial Waterbirds 12: 152-157.

13. Frederick, P. C. and M.W. Collopy. 1989. Nesting success of five species of wading birds (Ciconiiformes) in relation to water conditions in the Florida Everglades. Auk 106:625-634.

12. Frederick, P. C. and M.W. Collopy 1989. The role of predation in determining reproductive success of colonially-nesting wading birds (Ciconiiformes) in the Florida Everglades. Condor 91(4).

11. Frederick, P. C. 1987. Chronic tidally-induced nest failure in a colony of White Ibises. Condor 89:413-419.

10. Frederick, P. C. 1987. Responses of male White Ibises to their mate's extra-pair copulations. Behavioural Ecology and Sociobiology 21:223-228.

9. Frederick, P. C. 1987. Extrapair copulations in the mating system of White Ibis (Eudocimus albus). Behaviour 100:170-201.

8. Westneat, D.F., P.C. Frederick, and R.H. Wiley. 1987. The use of genetic markers to estimate the frequency of alternative reproductive tactics. Behavioural Ecology and Sociobiology 21:35-45.

7. Frederick, P. C. and M.A. Shields. 1986. Corrections for the underestimation of brood parasitism frequency derived from daily nest inspections. Journal of Field Ornithology 57:224-226.

6. Frederick, P. C. and M.A. Shields. 1986. Suspected intraspecific egg dumping in the White Ibis (Eudocimus albus). Wilson Bulletin 98:476-478.

5. Frederick, P. C. 1986. A self-tripping trap for use with colonial nesting birds. North American Bird Bander 11:94-95.

4. Frederick, P. C. 1986. Parental desertion of nestlings by White Ibis (Eudocimus albus) in response to muscle biopsy. Journal of Field Ornithology 57:168-169.

3. Frederick, P. C. 1986. Conspecific nest takeovers and egg destruction by White Ibises. Wilson Bulletin 98:156-157.

2. Frederick, P. C. 1985. Intraspecific food piracy in White Ibis. Journal of Field Ornithology 56:413-414.

1. Frederick, P. C. 1985. Extrapair copulations in the mating system of the White Ibis (Eudocimus albus). Phd. Dissertation, University of North Carolina, Chapel Hill N.C.