ID based on CV
Dozens of bees flying low over mostly bare mud/wet sand and occasionally alighting.
Sunny and low 50s.
Observation for plant:
https://www.inaturalist.org/observations/204656215
Other bees observations in same spot:
https://www.inaturalist.org/observations/204656217
https://www.inaturalist.org/observations/204656216
https://www.inaturalist.org/observations/204656220
short video: https://youtube.com/shorts/fIt68yWZGGg