Some Papers from the E. S. George Reserve Study

Breitenbach, G. L., J. D. Congdon, and R. C. van Loben Sels. 1984. Winter temperatures of Chrysemys picta nests in Michigan: effects on hatchling survival. Herpetologica 40:76-81.

Burke, V. J., R. D. Nagle, M. Osentoski, and J. D. Congdon. 1993. Common snapping turtles associated with ant mounds. Journal of Herpetology 27:114-115.

Congdon, J. D., G. L. Breitenbach, R. C. van Loben Sels, and D. W. Tinkle. 1987. Reproduction and nesting ecology of snapping turtles (Chelydra serpentina) in southeastern Michigan. Herpetologica 43:39-54.

Congdon, J. D., A. E. Dunham, and D. W. Tinkle. 1982. Energy budgets and life histories of reptiles. pp. 233-271. In. Biology of the Reptilia, Vol. 13. G. Gans (Ed.) Academic Press, New York.

Congdon, J. D., A. E. Dunham, and R. C. van Loben Sels. 1993a. Delayed sexual maturity and demographics of Blanding's turtles (Emydoidea blandingii): implications for conservation and management of long-lived organisms. Conservation Biology. 7:826-833.

Congdon, J. D., A. E. Dunham, and R. C. van Loben Sels. 1994. Demographics of Common snapping turtles (Chelydra serpentina): implications for conservation and management of long-lived organisms. American Zoologist 34:397-408.

Congdon, J. D. and R. E. Gatten, Jr. 1989. Movement and energetics of nesting Chrysemys picta. Herpetologica 45:94-100.

Congdon, J. D. and J. W. Gibbons. 1987. Morphological constraint on egg size: a challenge to optimal egg size theory? Proceedings National Academy of Science, U.S.A. 84:4145-4147.

Congdon, J. D. and J. W. Gibbons. 1989. Biomass productivity of turtles in freshwater wetlands: a geographic comparison. Pp. 583-592. in Freshwater Wetlands and Wildlife. (Eds.) R. R. Sharitz and J. W. Gibbons.

Congdon, J. D., T. E. Graham, and B. Brecke. 1995. Emydoidea blandingii (Holbrook, 1842), Blanding=s Turtle. In: Conservation of Freshwater Turtles. A. Rodin and P. Pritchard (eds.) IUCN Publication.

Congdon, J. D., S. W. Gotte, and R. W. McDiarmid. 1993b. Ontogenetic changes in habitat use by juvenile turtles, Chelydra serpentina and Chrysemys picta. Canadian Field Naturalist 106:241-248

Congdon, J. D., T. E. Graham, and B. Brecke. 1995. Emydoidea blandingii (Holbrook, 1842), Blanding=s turtle. In: Conservation of Freshwater Turtles. A. Rodin and P. Pritchard (eds.) IUCN Publication.

Congdon, J. D., J. L. Greene, and J. W. Gibbons. 1986. Biomass of freshwater turtles: a geographic comparison. American Midland Naturalist 115:165-173.

Congdon, J. D. and D. W. Tinkle. 1982. Reproductive energetics of the painted turtle (Chrysemys picta). Herpetologica 38:228-237.

Congdon, J. D., D. W. Tinkle, G. L. Breitenbach and R. C. van Loben Sels. 1983. Nesting ecology and hatching success in the turtle Emydoidea blandingi. Herpetologica 39:417-429.

Congdon, J. D. and R. C. van Loben Sels. 1991. Growth and body size variation in Blanding's turtles (Emydoidea blandingi): relationships to reproduction. Canadian Journal Zoology 69:239-245.

Congdon, J. D. and R. C. van Loben Sels. 1993a. Relationships o reproductive traits and body size with attainment of sexual maturity and age in Blanding's turtles (Emydoidea blandingi). Journal Evolutionary Biology 6:547-557.

Tinkle, D. W., J. D. Congdon, and P. C. Rosen. 1981. Nesting frequency and success: implications for the demography of painted turtles. Ecology 62:1426-1432.

Wilbur, H. M. 1975. The evolutionary and mathematical demography of the turtle Chrysemys picta. Ecology 56:64-77.

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