Animation of juvenile and female southern elephant seal movements in relation to Antarctic sea ice cover

The movie shows the region of the Antarctic Peninsula (land mask: grey; ice shelf: white). Sea ice cover (colour coded) is shown in a daily time series beginning 1996-12-02 for 15 month. Juvenile southern elephant seals (born October 1996, yellow symbols) and adult females (green symbols) had been equipped with satellite transmitters at King George Island (South Shetland Islands). When individuals are lost to the satellite for longer than 24 hours the symbols appear as outlines.本动画展示了南极半岛区域（陆地掩膜（land mask）：灰色；冰架（ice shelf）：白色）。海冰覆盖范围以颜色编码形式呈现，时间序列为1996年12月2日起连续15个月的每日观测数据。1996年10月出生的幼年南象海豹与成年雌性南象海豹分别以黄色符号和绿色符号标记，二者均在南设得兰群岛（South Shetland Islands）的乔治王岛（King George Island）被安装了卫星追踪器（satellite transmitter）。当个体的卫星追踪信号中断超过24小时时，其对应符号将以轮廓形式显示。