Carbon and nitrogen isotopic values from three omnivorous turtles, vegetation, and potential prey resources in the Santa Fe River, Florida sampled 2019-2020

All samples were collected within a 9km stretch of the Santa Fe River in northern Florida, USA. In 2019 and 2020 we sampled claw tissue from Macrochelys suwanniensis,...所有样本均采集自美国佛罗里达州北部圣达菲河（Santa Fe River）9公里的河段范围内。2019年与2020年，我们对苏旺尼鳄龟（Macrochelys suwanniensis）的爪部组织进行了采样……