Distance sampling visual observation sightings data for cetaceans from Antarctic Tourist vesssels

The following is two summer sampling seasons of distance sampling data collected by trained observer teams of two from Antarctic tourist vessels. The data set contains 5 key dataframes. This data has be cleaned and quality controlled. Effort - details the type of visual observation effort, the observer on effort and other information Environment - details the environmental conditions under which the data were collected. Sightings - details the observations made, and distance estiamtes (relative to the ship) for cetceans. Resightings - used in select cases, see protocols. gpsData - automated collection of location data at 5 sec intervals, some gaps exists, which were interpolated later for analysis Work is ongoing with the dataset, please contact authors about its use.