Lake Erie Watersnake encounter histories file

The file provides field collected encounter histories of Lake Erie Watersnakes. The first column provides the encounter history of individuals snakes for 2000-2015 with '0' indicating that a snake was not encountered and '1' indicating that a snake was encountered in a given year. Subsequent columns identify group membership ('1') as follows: Gibraltar Island male, female, Kelleys Island South Shore male, female, Kelleys Island State Park male, female, Kelleys Island Southeast Shore male, female, Kelleys Island Long Point male, female, Kelleys Island Minshall male, female, Middle Bass Island East Point male, female, Middle Bass Island State Park male, female, Middle Bass Island West End male, female, North Bass Island NNEE Shore male, female, North Bass Island South Shore male, female, South Bass Island East Point male, female, South Bass Island East Shore male, female, South Bass Island State Park male, female.

本数据集收录了伊利湖水蛇（Lake Erie Watersnakes）的野外采集遭遇记录。第一列为2000年至2015年间的个体蛇类遭遇史，其中"0"表示当年未观测到该蛇，"1"表示当年观测到该蛇。后续各列用于标识个体的类群归属，标记为"1"的类群如下：直布罗陀岛雄性、直布罗陀岛雌性，凯利岛南岸雄性、凯利岛南岸雌性，凯利岛州立公园雄性、凯利岛州立公园雌性，凯利岛东南岸雄性、凯利岛东南岸雌性，凯利岛朗角雄性、凯利岛朗角雌性，凯利岛明肖尔雄性、凯利岛明肖尔雌性，中巴萨岛东点雄性、中巴萨岛东点雌性，中巴萨岛州立公园雄性、中巴萨岛州立公园雌性，中巴萨岛西端雄性、中巴萨岛西端雌性，北巴萨岛NNEE岸雄性、北巴萨岛NNEE岸雌性，北巴萨岛南岸雄性、北巴萨岛南岸雌性，南巴萨岛东点雄性、南巴萨岛东点雌性，南巴萨岛东岸雄性、南巴萨岛东岸雌性，南巴萨岛州立公园雄性、南巴萨岛州立公园雌性。