Temperature and salinity sections which intersect the Alaska Current are used to determine the baroclinic, geostropbic current on 21 occasions from 1975 to 1977. A sinusoidal curve-fitting technique is applied to these Alaska Current estimates and others available in the literature to statistically test the flow for an annual signal....
Royer, Thomas C.. 1981. "Baroclinic transport in the Gulf of Alaska Part I. Seasonal variations of the Alaska Current." Journal of Marine Research 39, (2). https://elischolar.library.yale.edu/journal_of_marine_research/1542