Datasets About Activity Stream Order by Relevance Name Ascending Name Descending Last Modified Go 1 dataset found Formats: PNG Filter Results UGOS GRASE - Far Horizon Drifter Surface Currents Hourly surface current observations from Far Horizon Drifters (GRASE) in the Gulf of America. Includes position, velocity (u/v), speed, direction, and drifter ID in a combined... Direct Download Direct Download Details