You can go and view the RTK status for your flights.
Photo POS in Terra or turn on the drone and controller and look at the mission RTK report.
IMO it was the homogeneous trees and insufficient overlap. The default overlap works great for most...
I have had this happen sometimes. But I am surprised that it happened at 300 ft since the larger FOV should allow each image to have more areas to match points in. Flying with all oblique images could help since they will have a larger FOV
Were...
The best zoom for less than $10K is the Matrice 4 E or an Autel Evo Max. The Matrice 4 E is only a notch below the Matrice 30 series. It is truly a creeper zoom.