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Visualize future movement from the latest location data #54

@scottveirs

Description

@scottveirs

As a community scientist looking or listening for orcas (SRKWs) in real time,
if given a real time location or track (e.g. from the Acartia data cooperative),
I want a visualization on the Orcamap of where a pod or matriline or individual is likely to go in the next few hours.

Describe the solution you'd like

One solution would be to incorporate a published movement model for SRKWs, e.g. Marine Randon's effort to forecast SRKW movement. More background on Marine's postdoc is here, including a poster and peer-reviewed publication. Another model may have been developed (but not yet published?) by Rich Osborne and a colleague at the University of Washington.

Describe alternatives you've considered

A simpler, useful step forward might be to expand a circle around the last observation at a rate that's proportional to the traveling speed of SRKWs (~6km/hr).

Another approach could be to generate SRKW tracks from historic observations (some of which may not have been included in the development of the above models) and take a different approach to generate a supplementary or competing model.

Additional context

A tricky part may be routing the SRKW trajectory so that it does not cross land or waters shallower than a few meters, or enter embayments where SRKWs are rarely or never observed...

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