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Phenotypic sex of hatching painted turtles (Chrysemys picta), a species known to exhibit temperature-dependent sex determination, is influenced by the hydric environment to which developing embryos are subjected. Hatching sex ratios vary significantly over the range of 26.5 to 28.5 degrees C due to effects of the hydric environment.
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Gutzke et al. (1983) studied this question.
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